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sortedRnd1kResearch
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4r3/3N1Q1k/1b2q1N1/NP1K1b1Q/rb4r1/r3bb2/1R3nn1/B1rnb1Q1 w - - 0 1 Illegal Both Kings in Check
2b1B3/r2qPN2/b2Kq3/4p1bn/1BQ1Q1n1/BRr2P2/2r1r1r1/qk4n1 w - - 0 1 Illegal Both Kings in Check
Rb4Bq/3K4/n3rN2/q1Q2rb1/bqk1Qp2/R2Q2p1/2rp1RB1/2N4n w - - 0 1 Illegal Both Kings in Check
1nR3bq/R1n1q1bn/8/2qQ3B/1KQ5/p1k1p3/rnrB1NrQ/B1Q2b2 w - - 0 1 Illegal Adjacent Kings
2B1Q3/2pRb3/4r1R1/1KB1Q2q/N1qbn2B/P1bnr1rr/Q2q4/k4nb1 w - - 0 1 Illegal Both Kings in Check
5r2/1Rr4Q/1n3N1P/nB2n3/pQ1kRQbn/3Kp1pp/q1Q2Bbn/5r2 w - - 0 1 Illegal Adjacent Kings
Kb2n2r/1Qp1Q3/q2b2q1/2RNQb2/2npR1P1/1N1kp1r1/1r2nr2/3Q1R2 w - - 0 1 Illegal Both Kings in Check
7Q/r1N1NK1P/1pn1n1qr/1rn1Pk1p/3q2R1/2qbbBQR/2r1r3/7B w - - 0 1 Illegal Both Kings in Check
2NB1Qn1/nN5B/n2p4/2BpK1R1/2rPqq2/r3Q3/3kb1Pp/b3q1br w - - 0 1 Illegal Both Kings in Check
1rR2n1R/6RN/1k4b1/RPp2q2/P2p1q1b/1bQ1NK2/5bqn/rR2rn2 w - - 0 1 Illegal Triple Check
7q/1R1n1n2/2bBn2R/rn4k1/rP2P3/r1nNK2b/r1r1N1Pr/Nn4Q1 w - - 0 1 Illegal Bishops Too Monochromatic wx 5 wp 3 wpr 1 wpx 4 maxuwp 3 minopp 0 bx 0 bp 0 bpr 9 bpx -1 maxubp 0 minopp 0
K2n1k1r/1bBR2r1/1n3q2/P2nBb2/N1rRp3/1R1N2P1/P2r3r/1q3rr1 w - - 0 1 Illegal Bishops Too Monochromatic wx 5 wp 3 wpr 2 wpx 3 maxuwp 2 minopp 1 bx 0 bp 1 bpr 8 bpx -1 maxubp 0 minopp 1
1B2r3/1K2PR1R/Np1BP2b/6n1/1Brrn2p/1rqn1brp/2P3N1/kn6 w - - 0 1 No Checks wx 5 wp 3 wpr 2 wpx 3 maxuwp 3 minopp 0 bx 0 bp 3 bpr 5 bpx 0 maxubp 3 minopp 0
4R3/BQN1p3/nB1Qq1q1/3prb1n/5K2/1qq1Bk2/2N1RR1p/2Q1q1qr w - - 0 1 Illegal Adjacent Kings
1B2q1Nq/2N1K1b1/R1r1n1Bq/1r3N1n/1QpR3b/n2nR2r/1N1N1n2/4r1k1 w - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 0 wpr 4 wpx 4 maxuwp -1 minopp 1 bx 0 bp 1 bpr 8 bpx -1 maxubp 0 minopp 1
N1B2b1N/rB2Rpk1/4rBb1/3QrpRN/2q4n/2K1nr1R/5nR1/r1r3r1 w - - 0 1 Illegal Both Kings in Check
nRBrr3/p1bBp1q1/1qKn4/3k2b1/pn3bp1/Q1Nr1NR1/2N3B1/2NR4 w - - 0 1 Illegal Adjacent Kings
NR2n3/b1n2K2/k1RN1r2/Q1N1BBq1/6pp/2p1pNbq/3rr3/n1r2R1B w - - 0 1 Illegal Both Kings in Check
b2bB1nB/3kn2q/qKRq1q2/r2QQBp1/q2b2N1/2nN4/r1R3qB/1B6 w - - 0 1 Illegal Both Kings in Check
2N1qnq1/b5NR/2nB1n2/NB1q1R1b/n1K2rQQ/n2Q1N2/b4k1q/3r1q2 w - - 0 1 Illegal Both Kings in Check
1r2n1N1/3bRq2/1p1K1k2/2B1Rr2/1NB2nnN/Q1R2q1b/R1b1nb1Q/1n4r1 w - - 0 1 Illegal Both Kings in Check
R6b/3b2n1/1N1B3p/r1p4N/qQ1kr1N1/1qR1N1n1/QB1Kq2b/1q1b1rQ1 w - - 0 1 Illegal Both Kings in Check
r1b2KR1/1p2Q1q1/1q5b/B1p1p2N/n1n5/r1kRq2N/rR2BBn1/B3Q1q1 w - - 0 1 Illegal Both Kings in Check
1NK3k1/2Nq1R1r/R1rNn1Bq/1p3Qr1/b1B2n2/q3bRb1/1bN1R3/5n1b w - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 0 wpr 5 wpx 3 maxuwp -1 minopp 1 bx 0 bp 1 bpr 7 bpx 0 maxubp 0 minopp 1
N1n2qQ1/q3n3/p1NknQb1/1R4rr/Kr2QB2/1br4N/n1pN4/N3R3 w - - 0 1 Illegal Both Kings in Check
1Q2Qq1N/4p2p/2pqrKpR/R1r4Q/2Q1b1q1/n3kBq1/6Bn/2Q1r2B w - - 0 1 Illegal Both Kings in Check
r2rn2N/Bb2nB2/2Qb2r1/Rr1BNnPQ/1b4K1/1R6/1R1qrp1b/k7 w - - 0 1 Illegal Side not to move in Check
3Q1kQ1/qb3BPb/4np2/1Npp1N2/Nq5n/R1nb2Bb/1R5R/2b2Kr1 w - - 0 1 Illegal Both Kings in Check
2K5/b2N4/1rr4p/P1RB3R/qb1Q4/R1rbQbqb/1nk1b1b1/2NQn2B w - - 0 1 Illegal Both Kings in Check
1bBKb1k1/n3b3/3N3b/qR1QN2b/2p1BP1q/1q1qq3/2r2nQ1/r1R2B1Q w - - 0 1 Illegal Both Kings in Check
nBB1K3/1NrNrR1n/b1kr2Q1/bR6/1q1q1br1/7n/1p4Pp/r1B2RQ1 w - - 0 1 Single Check wx 4 wp 1 wpr 3 wpx 4 maxuwp 1 minopp 0 bx 0 bp 2 bpr 6 bpx 0 maxubp 2 minopp 0
5k1Q/1n1r2R1/qB2Q1q1/3n2pn/3r2Kq/Rq1QbR2/2qPB1pN/b4rN1 w - - 0 1 Illegal Both Kings in Check
1N2B3/B2r2p1/b1Qr1q1p/1r3npn/3Q1K2/2n1k1Q1/B1P1r1Nq/1RRq3b w - - 0 1 Illegal Adjacent Kings
BN4n1/3R1Pr1/p4rNn/3R1qQk/2Q1nn2/1p1n1RK1/r1r2pbb/5NB1 w - - 0 1 Illegal Both Kings in Check
6qB/1RNkpR1b/n3rn1n/N3rp2/b2B2P1/p1R5/K1Q3p1/2n1bNQb w - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 1 wpr 4 wpx 3 maxuwp 0 minopp 1 bx 0 bp 4 bpr 4 bpx 0 maxubp 3 minopp 1
2N2B1n/3K4/N2nb1n1/bBqQ3q/Nn2rb1r/1PRNbN2/4q1qR/4kq2 w - - 0 1 Illegal Both Kings in Check
Br2n2R/3bqPrN/4k1pQ/b1n3n1/2B2b2/5Bb1/1K1Rrp2/Nn2rNN1 w - - 0 1 Illegal Both Kings in Check
b1Bbr3/5B1R/Qn2N2R/1NP1pn2/3k2pR/Rr3r2/n2prq2/NK2b2q w - - 0 1 Illegal Both Kings in Check
qn1qB3/1Pp2R2/3qN2N/2n1Nr2/2Qr2b1/bN1K1rpp/2qR1R2/Bn4k1 w - - 0 1 Illegal Triple Check
3B3n/N3p2n/4qnp1/2Rp4/1n2n2b/NBbNP1BQ/RrB3p1/q2k1r1K w - - 0 1 Illegal Both Kings in Check
q7/2QqrB2/2nk3r/b2n1R2/1nN1RPNb/2b2rQK/RBr5/1n2bb1R w - - 0 1 Illegal Both Kings in Check
2R2BN1/n2n1b2/1P6/QrrQNBR1/q2nrpqb/1B3bbr/k2B4/4bK2 w - - 0 1 Illegal Side not to move in Check
q2bR3/4bpB1/1b4nb/q3r1K1/3R4/NrBQNQnP/n1B2r1B/1k3nn1 w - - 0 1 Illegal Both Kings in Check
4r1Q1/1b2q1Br/1nQ2PrB/1n2qK1k/1N1qRNR1/5nn1/pb3qB1/3Br3 w - - 0 1 Illegal Both Kings in Check
b4b1B/nKqq1q1N/RB3kqp/1rBR3n/q7/2r4P/1q1QpR2/Q2bQ3 w - - 0 1 Illegal Both Kings in Check
kQ1B1r2/pbQq1R2/1nQpr3/1K3p1b/4n3/B6r/q2PR2R/Nnr1n1B1 w - - 0 1 Illegal Side not to move in Check
1qq2Kr1/Q3Nq2/1kBB1p2/nb1nbPR1/R1R3n1/BrBB4/2p4b/4q2n w - - 0 1 Illegal Both Kings in Check
1nN3R1/b3k3/8/brPpqbQr/ppn3r1/bb6/RK2BR2/R2QNQ2 w - - 0 1 Illegal Both Kings in Check
q2QQBrR/nk2pq1n/K2rPQ2/n1b2qRN/3b1qN1/6Q1/1b2b2R/7r w - - 0 1 Illegal Adjacent Kings
rn1n4/n1kR1n2/7r/R3r3/3pRr1p/Kb2nQR1/5BrP/q1bNNN1Q w - - 0 1 Illegal Both Kings in Check
q1Nn3n/6RB/B1r1QKrp/p1bQp3/3pP2p/2q1q1R1/kQ1pB3/1bB5 w - - 0 1 Illegal Both Kings in Check
5B2/n1N4p/2rbp2r/r1rR2qB/rK1Rn1BP/4krp1/R2Nb1N1/6R1 w - - 0 1 Illegal Both Kings in Check
1b3B2/pqb2qNq/2qr1K2/1B1B1n2/1R3q1r/3Qk2n/1q2Pr1Q/BQ5B w - - 0 1 Illegal Both Kings in Check
qq3bN1/N1P1rnNK/5nn1/1kbp2rb/R1B1BR2/qPnQ4/6b1/1B3b2 w - - 0 1 Illegal Both Kings in Check
1k6/Kr2B1RB/qR1rP1Qn/3b3r/nnrNn1r1/4rb2/R2P2qn/4Q1N1 w - - 0 1 Illegal Adjacent Kings
N2r1b2/4R1q1/2rr1P1k/1bK5/4Qn2/B1R2Q1p/Ppr1Brn1/r1Bq1q1N w - - 0 1 Single Check wx 4 wp 2 wpr 2 wpx 4 maxuwp 2 minopp 0 bx 0 bp 2 bpr 6 bpx 0 maxubp 2 minopp 0
kbR4r/1q2K2P/n5rB/2NB1bb1/6Q1/1Pq1qR2/Q1p1rp1N/3qnB1r w - - 0 1 Illegal Triple Check
1R3kB1/1BQ1qqN1/3q4/1P5q/1Rn1r1bB/2Pp1Kn1/b1bbrBn1/5Nq1 w - - 0 1 Illegal Both Kings in Check
1n5B/RqrKP3/1rp2p1n/Bb2Qr1r/1k2BB1N/q3q3/1bP2R2/2Nqb3 w - - 0 1 Illegal Both Kings in Check
4Rr2/Q3bR1n/bNq5/2Nr1qP1/1N1p2qn/3pNB1r/1pPnbk1K/1B6 w - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 2 wpr 3 wpx 3 maxuwp 1 minopp 1 bx 0 bp 3 bpr 5 bpx 0 maxubp 2 minopp 1
q3rN1q/rQ2BpBK/1rp3rN/2bR4/3Rk1PR/3Pnn2/1r5p/Rb5q w - - 0 1 Illegal Both Kings in Check
2B3r1/2q1pR1B/qN2b2n/2Pp4/p1r4P/4Nr2/N1n1kpRQ/KNbq1r2 w - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 2 wpr 3 wpx 3 maxuwp 1 minopp 1 bx 0 bp 4 bpr 4 bpx 0 maxubp 3 minopp 1
3K1n1k/B2R4/1bpn3p/1bb5/1q1Q2P1/q2Q1Qb1/qP2b1R1/qRNN4 w - - 0 1 Illegal Both Kings in Check
nn5Q/B4N2/q3PQ2/KR2R2p/N1r2R2/bp2n1b1/1p1P1q2/qbQkn3 w - - 0 1 Illegal Both Kings in Check
4r2R/Kbn3q1/Bb4pn/3bnQ2/4R1PB/3R2q1/qk2rP1N/B1n1b1Qb w - - 0 1 Illegal Both Kings in Check
4RR2/p2n3p/1kqr1Q1N/1pq5/1Nb1P2P/4p1bb/bq3QKn/1QR2rB1 w - - 0 1 Single Check wx 4 wp 2 wpr 3 wpx 3 maxuwp 1 minopp 1 bx 0 bp 4 bpr 4 bpx 0 maxubp 3 minopp 1
1N2R3/5B2/3pB2q/KN2B1rN/Q1nr1b2/P1pr1q2/qNP1k2q/4q1nr w - - 0 1 Single Check wx 4 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 2 bpr 6 bpx 0 maxubp 2 minopp 0
b2r3k/2N2P2/1nqpQ1p1/3qR1pq/pK3B2/n3P1n1/1N4NQ/2NRb2q w - - 0 1 Single Check wx 4 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 4 bpr 4 bpx 0 maxubp 4 minopp 0
B2Qq3/2ppN1b1/nB1n1Bb1/4RNbp/k6B/3q1rPP/4K1nb/3Qrb2 w - - 0 1 Illegal Both Kings in Check
2N2n2/3qQ1pp/q2b3R/r1k1Prq1/B2p1K1N/1Q1Q4/3R3P/qrn1Qbq1 w - - 0 1 Illegal Double Check
1R2r1k1/rnpKrr2/rp2p1qp/8/1P2R2P/NRB1np2/N1B1RR2/2b3b1 w - - 0 2 Illegal Bishops Too Monochromatic wx 4 wp 2 wpr 3 wpx 3 maxuwp 0 minopp 2 bx 0 bp 5 bpr 4 bpx -1 maxubp 3 minopp 2
1n1r1bN1/7b/1p1p1RpN/q1r4N/R1N4k/RPp1r1Pn/1K2B1q1/rb4N1 w - - 0 1 Illegal Both Kings in Check
qrr2nQR/6N1/1P1Pbn2/1r1Rp2N/1P1BpBnk/1qr2K1q/8/3R2r1 w - - 0 1 Illegal Triple Check
n1N5/rn4k1/n1B3p1/1q2P1Bb/R2b3q/b2P1Rqr/1nNPBQ2/1K3qr1 w - - 0 1 Single Check wx 4 wp 3 wpr 1 wpx 4 maxuwp 3 minopp 0 bx 0 bp 1 bpr 7 bpx 0 maxubp 1 minopp 0
6Kq/bp1r4/3n2qr/rbB1RPB1/2Q3R1/2PP1q1r/3n1N1N/n2kb1Rq w - - 0 1 Illegal Both Kings in Check
B4Q2/q2rpP2/bn3r2/r2N3P/3P4/B1r3nR/1Rb1pnBK/1n1r1nNk w - - 0 1 Illegal Adjacent Kings
7r/pR1B1qBQ/b1r2N2/2n1PPR1/pNn3P1/1nk1bRr1/1q3K1n/r1n5 w - - 0 1 Discovered Double Check wx 4 wp 3 wpr 1 wpx 4 maxuwp 3 minopp 0 bx 0 bp 2 bpr 6 bpx 0 maxubp 2 minopp 0
2r2q1N/2r5/B3R2p/Rnk4P/R1b3b1/NrnqbPK1/Qp1qnp1P/2B5 w - - 0 1 Single Check wx 4 wp 3 wpr 1 wpx 4 maxuwp 3 minopp 0 bx 0 bp 3 bpr 5 bpx 0 maxubp 3 minopp 0
B4rRB/3n4/2pn1P1q/b4p2/b1q1RQ2/1n3kqp/1PR1P1bN/1rK1q2N w - - 0 1 Illegal Both Kings in Check
3nr1Bk/1RP1Q3/1q1r3N/1RP1b2p/5K1n/p2nN2r/n2p1Prr/1Q1bB3 w - - 0 1 Illegal Double Check
1Bn1k3/n1qn4/2r3n1/1P2n1p1/1BNPN1qB/brb3Pn/1Rb4r/3N1QK1 w - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 3 wpr 3 wpx 2 maxuwp 1 minopp 2 bx 0 bp 1 bpr 7 bpx 0 maxubp -1 minopp 2
5rN1/2B1q2r/3b1Nn1/bb4R1/3Bk3/2nPpb1b/Qq1PQQPK/1r2r3 w - - 0 1 Illegal Both Kings in Check
q1n1bq2/1p2pNQP/2Kr3R/PP2k3/4b2n/N1nrbb2/3B2b1/qQQ2B2 w - - 0 1 Illegal Both Kings in Check
b5n1/1P4q1/pRrn4/pBB1Qq1p/R1Q2P2/2N1r1pb/K4n1P/qn4kR w - - 0 1 Illegal Both Kings in Check
rbR1n1Q1/1n2p1B1/RrQB1bQk/1Kpq4/rb1PPq2/1PNp4/p7/6r1 w - - 0 1 Illegal Both Kings in Check
2r5/BBP1n1pb/b1bq1r2/Rnb5/R3p3/KRRq1N2/1Pq2QP1/1k4rb w - - 0 1 Discovered Double Check wx 4 wp 3 wpr 2 wpx 3 maxuwp 2 minopp 1 bx 0 bp 2 bpr 6 bpx 0 maxubp 1 minopp 1
6q1/2Q1qR2/bn2p3/b2NN2P/2pp1rP1/N2PbBN1/1bBkK3/nb1r1q2 w - - 0 1 Illegal Adjacent Kings
4rNrk/Q1Pp3r/bPb2K2/PR2q2n/1n2N1pb/5QP1/np3B2/1B1r3n w - - 0 1 Illegal Triple Check
R4N2/q4R1R/1K1Bp3/Bkn1nqN1/pn1pQ3/1r4bp/1N3rr1/1NNB4 w - - 0 1 Illegal Adjacent Kings
1r1kQBB1/N1n1N1Rb/1b3K2/1rb1qq2/Bn1r1q2/QR1R4/b1B1p3/B3q3 w - - 0 1 Illegal Both Kings in Check
1q3nQq/K1r1k1p1/Br2N2b/1nrB1n1b/1p2N1QN/2R1p3/Rr1NQ3/3N4 w - - 0 1 Illegal Triple Check
5RKB/7B/1r1rbRq1/1rb1n2R/NnQ5/N1qQ1p2/1q1q2N1/Q1n1Rkn1 w - - 0 1 Illegal Both Kings in Check
3B2N1/Bq1b3b/RpQ1qB1b/1b2r2Q/8/7n/Qnp1KRk1/bqNN1rQ1 w - - 0 1 Illegal Both Kings in Check
k1n2q2/5Kr1/2N2BN1/qn2bR2/1bpBpN2/4RQ2/b2b1n2/RR1qQr1Q w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 0 wpr 6 wpx 2 maxuwp -1 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
3Q1b1r/8/2B4B/Rnrpr1Kp/1q2b3/2NN1kR1/1RQ3q1/qNnbqBN1 w - - 0 1 Illegal Both Kings in Check
2RN3q/p3p1N1/3r3Q/RBbQ1r2/NK2n2Q/Q2BnR2/kr2b3/b1qn1b2 w - - 0 1 Illegal Both Kings in Check
1n1KbBr1/2nN2N1/2NRpN1Q/2q1b3/2nr3R/npQQ2k1/2b5/1rbB3B w - - 0 1 Illegal Side not to move in Check
1N1nB2Q/pN1QKn2/4r2R/2p4n/b3np2/q4QBb/1kQ3Br/RRn2q2 w - - 0 1 Illegal Both Kings in Check
1r3B2/2N1nRB1/1k2B2r/Q2K2B1/2B1q1N1/1bR2Qnb/r4r1b/2r1rbBr w - - 0 1 Illegal Both Kings in Check
N1nkKqqb/5B1b/6B1/R3Nbq1/1Rq4p/2R1R2n/r1r2BQ1/Bbb4R w - - 0 1 Illegal Adjacent Kings
2Q1Q3/2n2pRK/1r2Qn2/r2Rr1N1/kQq2Q2/b1b1r1q1/Q6q/1BNq2Bq w - - 0 1 Illegal Both Kings in Check
Bb2B1Bn/1pRn2B1/rnq2b2/N3r3/4k2b/QprB1R1b/3n1K2/4BN1Q w - - 0 1 Illegal Both Kings in Check
5bkB/pnpn2RB/1R1p1K1p/rbp2q2/4R2q/1bQ1RN2/2NN2rR/7N w - - 0 1 Illegal Both Kings in Check
3B3N/1Q1q4/2qn1BbR/7R/2RNkrBb/r1R1bB2/bK6/n1nbn1Qn w - - 0 1 Illegal Side not to move in Check
1Q4Nb/nQ2qR2/4n2B/2B1p3/pQ1r1q2/b1rRn2B/2Kp2kn/1N2QB1r w - - 0 1 Illegal Both Kings in Check
k1qQQ3/n1RppQ1n/3n1qR1/Np5r/7r/p2BrN2/2Kb1N2/N1bBQ3 w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 0 wpr 6 wpx 2 maxuwp -2 minopp 2 bx 1 bp 4 bpr 4 bpx 0 maxubp 2 minopp 2
2Rq1Q2/R2R1Q1R/6rR/4b1Q1/k1rnqb1N/B4N1p/2nn1K1N/1b1n1q2 w - - 0 1 Illegal Both Kings in Check
r7/r2R1n1n/nq1p1R2/3R1b1B/1R2r2B/q3Qk1b/1K2Q1Qp/BR1Rn3 w - - 0 1 Illegal Both Kings in Check
QK2nkrb/5qqq/NNqR1R1q/1r1bB3/2P2R1r/4QpQ1/3B1b2/2B3n1 w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 1 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
Bb1rRB2/4n1Rr/2r2q1p/2bRr2n/Qbb3P1/1N5Q/1Nr1q1k1/2K3QN w - - 0 1 Illegal Both Kings in Check
NQ6/3k1N1n/1b2R1R1/p1n3R1/3nbrKn/qNrBBBqp/1P1Qq3/1r6 w - - 0 1 Illegal Double Check
4B3/3nr1qk/2KbRbB1/r2Q1BP1/pQN1Rpb1/1N4b1/n4Qn1/3Rn1r1 w - - 0 1 Illegal Side not to move in Check
nR4br/2B1N2p/Np1Qkq1r/3qR3/1K2pBp1/1q4P1/4Rqq1/b1B1QQ2 w - - 0 1 Illegal Both Kings in Check
r4K2/1B1N1P1q/1p2N1Qq/1b2Rrbk/npp4B/B1pnb3/4B3/2nRB2R w - - 0 1 Illegal Both Kings in Check
1N1r4/1b2K1P1/2Bkb1r1/Nn1p1q1R/pQb5/2RN2RB/pb1q4/r1n1R2B w - - 0 1 Illegal Adjacent Kings
3bk3/1QqQ4/1b1P2B1/2nK3p/N1QrRp2/1n2b1pQ/3Rnr1b/1BN1b2Q w - - 0 1 Illegal Both Kings in Check
r3qB2/2bnN2k/p2Q1b1R/1p3Rn1/P1Q1r3/2r1q2B/1Q2N3/1nQKb1N1 w - - 0 1 Illegal Side not to move in Check
3Q4/p1qNp1nB/3rr1RR/3k1B2/nR1b1q1n/n2R3n/1NK1N1Pn/2Q5 w - - 0 1 Discovered Double Check wx 3 wp 1 wpr 5 wpx 2 maxuwp 1 minopp 0 bx 2 bp 2 bpr 5 bpx 1 maxubp 2 minopp 0
R1r1nkQ1/7n/r6B/2K1B3/N1P1b1r1/1b1r4/RRnQnN2/qNnq1q1R w - - 0 1 Illegal Both Kings in Check
1R4Rr/2Pn1r2/1B2kR1n/b1qnK2B/rQ5B/bp2B1Qq/1N4N1/4qbq1 w - - 0 1 Illegal Adjacent Kings
bQB1nqNb/1n1r4/n3rbQ1/4R1nR/2RNq2p/2b4B/R5PK/2n2k1B w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 1 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
6Rk/1QQn1r1N/1Qb5/4PRq1/p1rq1B2/2qR1bBp/2n2rb1/2N2QrK w - - 0 1 Illegal Both Kings in Check
2R1q1BK/2b1Q1n1/n1b3p1/Nrb1r1P1/Q1N5/1q3b1r/2p1R1q1/1B1Q1BkB w - - 0 1 Single Check wx 3 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
1qR1R1br/3r1R1N/pBK3Q1/3n2N1/1Pn1N2r/bqp1Qbqk/7B/3R3b w - - 0 1 Illegal Side not to move in Check
2N1Nr2/3r2B1/3bk1nN/pQ4R1/qB1qq1r1/RRRnq1p1/q2KQ1Pq/8 w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 5 wpx 2 maxuwp -1 minopp 2 bx 1 bp 2 bpr 6 bpx 0 maxubp 0 minopp 2
R1bk1qQ1/2ppnn1B/rb3qb1/2KNN1R1/6Np/2Pb2Bb/1b1N4/6BQ w - - 0 1 Single Check wx 3 wp 1 wpr 4 wpx 3 maxuwp 0 minopp 1 bx 1 bp 3 bpr 5 bpx 0 maxubp 2 minopp 1
1r1kN2q/q2b1Bn1/p3R2R/nqBr1q2/BB6/n2r1NrK/PQ3qN1/1N6 w - - 0 1 Discovered Double Check wx 3 wp 1 wpr 4 wpx 3 maxuwp 0 minopp 1 bx 1 bp 1 bpr 7 bpx 0 maxubp 0 minopp 1
2R5/q2n2Q1/KP1pB2Q/QpN4r/p2pr3/Nbn1QrkQ/1b2Bn2/4B3 w - - 0 1 Illegal Both Kings in Check
6n1/2R1Rknq/3n1Q2/4nP2/q1BN1R1b/1q3NR1/2rbN1pn/QrQ3K1 w - - 0 1 Illegal Side not to move in Check
2b2B2/2r2b2/1n1nNQ2/b3Kp2/1BR1bNrQ/1r3B2/1n2b1QP/2N2bkQ w - - 0 1 Illegal Side not to move in Check
QQ2N1Rr/qb2B1K1/2p5/1n2qbqn/3Rpq2/BQP3bB/r2R1r2/1Rk5 w - - 0 1 Illegal Both Kings in Check
nr2BK2/Q1NBb1R1/4pkb1/1R4R1/R1rq1rQ1/1n1r1Q2/3qqP1q/3Q4 w - - 0 1 Single Check wx 3 wp 1 wpr 6 wpx 1 maxuwp 1 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
4r1q1/1rr3NR/R2r3q/2Bn3k/3pbRBp/4BpBK/p2PnB2/1R2N3 w - - 0 1 Illegal Side not to move in Check
2b1bkN1/2RRp3/2BnPpR1/6N1/3K2bB/bb2r3/q1rN1nnR/rN4N1 w - - 0 1 No Checks wx 3 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
k1q5/RBb1b1r1/5pp1/1pNRNn2/5N2/1q2p1n1/K1n1B1PN/3B1R1B w - - 0 1 Illegal Both Kings in Check
2Bq2n1/1NB5/3r4/N4rQ1/B2kb2K/b1qB2nN/B1bPrq1b/2B1b1Q1 w - - 0 1 No Checks wx 3 wp 1 wpr 6 wpx 1 maxuwp 1 minopp 0 bx 2 bp 0 bpr 6 bpx 2 maxubp 0 minopp 0
N1B1B3/q2rNRp1/p1Kk4/2B1Pb2/3qrN2/Rn1bbP2/6pQ/q2r2R1 w - - 0 1 Illegal Adjacent Kings
B4b2/qN1N3b/Q1Pnn3/R2Rq3/3k1rRn/q1N4P/nbr2q1K/1rB4B w - - 0 1 Illegal Both Kings in Check
2B2Rrn/6n1/1qPb2Q1/3p3q/K4RNN/Bb3r2/Rr1N1p1P/qk1r2qB w - - 0 1 Illegal Both Kings in Check
Nk2KQ2/q2nQP1b/1n1qP1Rr/2qr4/2NBN1Rb/3Bn3/b1brR3/2b5 w - - 0 1 No Checks wx 3 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 0 bpr 7 bpx 1 maxubp 0 minopp 0
1kB1Rb2/1B2n3/1q3P1N/1Q2rb2/qqn3p1/1N1PKB2/2Qr1N2/3qqrRn w - - 0 1 Illegal Triple Check
2Bq2r1/qQR1pn2/4K3/b5q1/1nPr2Nr/P1N1Qqk1/bN3nrR/3B2B1 w - - 0 1 No Checks wx 3 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 1 bpr 6 bpx 1 maxubp 1 minopp 0
q3q1rB/5kq1/n2QQpr1/b3R1b1/4P3/KN2bP1R/b3bNB1/RqN3r1 w - - 0 1 Illegal Side not to move in Check
4n2k/r1q1bb1q/1Pp1Kq1R/Q2qR3/2P1q3/R1r1qN2/BQ2B3/r1N3Nr w - - 0 1 Illegal Triple Check
6BR/3Q2BN/r2b2Qk/pRr4N/1bPn4/q1r2b1p/4rKqP/1bNb2Q1 w - - 0 1 Illegal Both Kings in Check
K2nNQR1/4Qn2/q4qB1/BBn2p2/n1qP1N2/b1pk1Prn/1r6/1Rq2N2 w - - 0 1 Illegal Both Kings in Check
2r3q1/3p1qR1/1n1r1pn1/R1qB2N1/7q/NbrN3Q/RK1PQP2/1nn2kB1 w - - 1 2 Illegal Side not to move in Check
1NK1qqr1/BR2Q1n1/PRp3r1/qp2R1Q1/BNp3P1/1n3b2/1B1k4/1br2q2 w - - 0 1 Illegal Both Kings in Check
2kq1n1R/N2np3/n1bR1p1P/1Q4r1/5QrB/K1BPq2p/5N1N/2rb1r1R w - - 0 1 Illegal Side not to move in Check
3b1q2/q1kpr1Bb/2bR4/qp1nPR2/qP2Q2K/2NR1Q1n/1pbB4/2B1N3 w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 2 wpr 4 wpx 2 maxuwp 0 minopp 2 bx 1 bp 3 bpr 5 bpx 0 maxubp 1 minopp 2
6r1/b2Q4/QRpBq3/NRp1qNn1/2bPK2p/1p1B1Q1k/1q5P/1n1qB2n w - - 0 1 Illegal Both Kings in Check
Rn3bK1/2Nnk1b1/2B1np2/1b1p3B/3N1Pr1/q1qPQ1Q1/2R1q3/N2brqQ1 w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 2 wpr 4 wpx 2 maxuwp -1 minopp 3 bx 0 bp 2 bpr 6 bpx 0 maxubp -1 minopp 3
BB1q1rR1/2p3Rk/N2bq1p1/5nbN/1rp4p/p2QQ1Pr/7P/K2Nnb1B w - - 0 1 Illegal Side not to move in Check
3Bq3/qB3p2/RppnpNr1/1P1R1b2/pNr1nBQ1/Q4nKk/4P2b/5N1b w - - 0 1 Illegal Adjacent Kings
2Rn1B2/1qb1pPQ1/7p/P2Nqr2/Kk4N1/2n2RBn/N1B1rqB1/q1b4q w - - 0 1 Illegal Adjacent Kings
1Bnq1R2/1PNq4/pB1N1Nb1/1Nq2PKp/4r3/2bbrRRQ/2q3k1/1nn5 w - - 0 1 Illegal Side not to move in Check
bBNR2nk/q1r1nP2/1qr1B1p1/4R3/R1b4N/1b3p2/QNP2p2/1qK1n2N w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 2 wpr 3 wpx 3 maxuwp 1 minopp 1 bx 1 bp 3 bpr 5 bpx 0 maxubp 2 minopp 1
5k2/q4r2/q3K1bN/1r1qPbnQ/N2Qb1nR/nR3B1R/1qP4B/2Rnn3 w - - 0 1 Illegal Triple Check
1B2n3/1kN1rq1P/q1P1b3/2B1Rn2/1B2Q1bB/Rpn3Kr/3bq2Q/1N1nn3 w - - 0 1 Illegal Both Kings in Check
3R1B1r/1P2N1q1/RbPKbBr1/R3bnrN/7q/p1n1n1k1/8/Q1RQq1b1 w - - 0 1 Illegal Both Kings in Check
2Qr4/nN3qk1/r1B5/2PBR1r1/1p2P1B1/1qNb4/2Qnr1Bq/rKR1r2b w - - 0 1 Illegal Triple Check
8/1qB2qqr/k1QB1n2/p4B2/3nNKPb/1P3brR/1Rb2B2/Nnq1bQ2 w - - 0 1 Illegal Both Kings in Check
3qb1Rq/pB1qQ3/1nb2K1b/P2N3p/2N3q1/PR2rQ2/2QR2N1/1rnr1k2 w - - 0 1 Illegal Both Kings in Check
n7/1QRkpP2/r1R1pqbp/1nRq4/RBR3Kn/P6N/4n2r/q2N2Q1 w - - 0 1 Illegal Side not to move in Check
Qn1R2n1/2r2b2/R1N1b3/2n1P1B1/R1q2Q1K/2k1P1br/bN1q2pQ/r3R3 w - - 0 1 Illegal Double Check
Nn1n1N2/k5R1/3RB2q/1BK1P2b/r2Rp2R/pNq1P2p/p2pr3/2N1n3 w - - 0 1 Illegal Both Kings in Check
QB2bK2/1k3p1b/1b2R1B1/R3p3/3BqQ1q/1nP1Pq1n/4r3/B1RqB1n1 w - - 0 1 Illegal Side not to move in Check
5qb1/3rKn1N/1nkQP3/Bb1nR2b/1PP4N/1Nq1B3/1B1b1n2/r1qn2R1 w - - 0 1 Illegal Both Kings in Check
2nr1n2/Q1NPb1rn/qBn1q3/1PrN2P1/5N2/2k2p2/2Rq2b1/q1BR1BK1 w - - 0 1 Illegal Side not to move in Check
R4Rn1/4K1Q1/BnP1qn2/pBqP4/4b3/2N1pNqb/NrPn1kBr/6b1 w - - 0 1 Illegal Triple Check
n2r1NB1/N1p2Pr1/2b1bPQ1/2R1r1pk/R1n1N1K1/6Pq/2qn1RB1/1n4b1 w - - 0 1 Illegal Adjacent Kings
1BBn4/N6b/1rb1rQ2/Q2R3K/1qP3nr/1kbq1P1q/1pQ3qP/3n1N1R w - - 0 1 Illegal Both Kings in Check
n4B1r/2N3Qn/K3qqB1/B1R1b1rQ/2nPnr1P/kb1b3p/3Nb1P1/3R4 w - - 0 1 Single Check wx 3 wp 3 wpr 2 wpx 3 maxuwp 3 minopp 0 bx 1 bp 1 bpr 6 bpx 1 maxubp 1 minopp 0
r5N1/kQR1r2b/nq1r2Q1/7P/rR3K1p/Bq1r3N/1BbPpPn1/1Nn5 w - - 0 1 Illegal Both Kings in Check
2q3b1/B1r1Q1pp/1RQ1NPP1/PBkN1r2/6r1/1R1r4/3pbnbB/3nK2n w - - 0 1 Illegal Both Kings in Check
b1B1rR2/6k1/P2Q3r/r2PqB1n/1b3Nn1/2q1qbKq/B1P2pB1/1q2R2N w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 3 wpr 3 wpx 2 maxuwp 2 minopp 1 bx 1 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
4B2n/1K1pNq2/1BR1b1P1/1q1Q2k1/PR2r2n/2Rbn3/q3pP2/Nrr1R2n w - - 0 1 Illegal Side not to move in Check
2Qnk1K1/1R4N1/1pnp2np/2bRb1Rn/qqbP1r2/RP3B2/1nrNP1B1/8 w - - 0 1 Illegal Side not to move in Check
nq4k1/2npN1B1/pr1b3B/2Q2N1Q/1P1R4/Pq1nP3/q3Qqn1/1K3qB1 w - - 0 1 Illegal Both Kings in Check
1n1Q4/PB2nprq/kbpr4/2b1PnnQ/N1b1QN1R/8/1nP3K1/r2N3R w - - 0 1 Illegal Side not to move in Check
2R1rrQ1/5q2/qb6/2QPpRbp/qB1n1KNk/3r3B/1P2P3/1Rnr2bQ w - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 3 wpr 3 wpx 2 maxuwp 1 minopp 2 bx 1 bp 2 bpr 6 bpx 0 maxubp 0 minopp 2
b3rnNr/2pNn1pp/6pP/Q1q1Q2P/1K2prp1/k1P1b2Q/1R3R2/4R2B w - - 1 2 Illegal Adjacent Kings
N4R2/n4Np1/rP1nq1Pk/1pb2rq1/2R2NN1/rKN1r1Bn/6Pp/1b3Q2 w - - 0 1 Illegal Both Kings in Check
Q4b2/2r1n1p1/3q1NQR/N2p1nbP/q2rP1Q1/1r2n1QR/rK1P3B/1k3n2 w - - 0 1 Illegal Adjacent Kings
Q5r1/1R1q2Bp/1R1kb3/1R6/1N1Knqb1/r1qpNPp1/1P1PQpb1/3R3n w - - 0 1 Illegal Both Kings in Check
q1R1K3/6p1/p1N1nNqp/P3R1rB/2b1n1bP/1r4Pq/qr2P1B1/rk4QN w - - 0 3 Illegal Both Kings in Check
b2nN1R1/q2k2P1/p2pP1b1/K2Nb1Q1/3PPQn1/2rb1n1Q/r1B2n1R/r7 w - - 0 1 Illegal Both Kings in Check
QbkRbr2/pnP1P2B/q5pP/N1Pp2pp/2NP1n2/5r1R/2KN4/n2b4 w - - 0 1 Illegal Both Kings in Check
1q5Q/3N1B1R/NrrN1p1Q/1nqpnq2/B6N/2Q3R1/q1k1r3/N2KB1n1 w - - 0 1 Illegal Adjacent Kings
2b1k1nB/2Rb1R2/3N2b1/Kn1BqB2/4QrB1/2bBp1Q1/rR1q2b1/3q1NN1 w - - 0 1 Illegal Both Kings in Check
1Q1b2r1/3n1RnB/2pnQQ1k/4bBKp/bR2Nq2/1N2N3/pQ1r4/1QR3r1 w - - 0 1 Illegal Adjacent Kings
QBRb4/q2n1BpR/1kp1b1NB/4p2Q/2Q3NN/1K5r/2R2nbr/6Nn w - - 0 1 Single Check wx 2 wp 0 wpr 6 wpx 2 maxuwp 2 minopp -2 bx 3 bp 3 bpr 2 bpx 3 maxubp 5 minopp -2
3k2N1/Q1rb1b1R/1BRn2N1/BrQ4N/1K1q1p2/4r2Q/1r1R2nr/r2B2Qr w - - 0 1 Illegal Triple Check
1NBB2R1/3q3R/3b1q2/1Bqp2bb/4RQ2/3NpQ1k/r4R1r/KQNnn1r1 w - - 0 1 Illegal Both Kings in Check
3qbRQ1/NB1B3k/RrN2nB1/2R1Bq1q/pK6/3rBQ2/2n1b1rr/4B1b1 w - - 0 1 Illegal Both Kings in Check
1B4RN/1n1N4/bbKB3B/R1npR2q/2p2kRN/1qbpr3/Q5rB/4R2q w - - 0 1 Illegal Side not to move in Check
1N1R1R2/B1B3qQ/1qBNK3/1np5/2b3pR/3nBQq1/p1Rr1bR1/n3k1r1 w - - 0 1 Single Check wx 2 wp 0 wpr 6 wpx 2 maxuwp 0 minopp 0 bx 2 bp 3 bpr 3 bpx 2 maxubp 3 minopp 0
K1B1q3/N2B2n1/1Q1qrnkn/3b4/1r2b3/qnBN2QR/3b1BR1/1QNQ2n1 w - - 0 1 Illegal Both Kings in Check
qKQ2r1b/4Bk2/2RR1b2/r1b2Rn1/QQr5/Nr1N1B2/3q3B/BQ2b1nb w - - 0 1 Single Check wx 2 wp 0 wpr 6 wpx 2 maxuwp 0 minopp 0 bx 2 bp 0 bpr 6 bpx 2 maxubp 0 minopp 0
1K3bb1/2Nr1nN1/2R1b2Q/1n3BnB/1nRN3N/Q3r2p/1B1B4/1k1r1Qbq w - - 0 1 Illegal Side not to move in Check
7r/1B2QRq1/N2n4/n1bRK1qR/7r/b1n1B1q1/P2Q1p1Q/kNNBnr2 w - - 0 1 Illegal Triple Check
Nb3r2/RP1n1r1q/brR2n2/2BkQ1RB/B3b2K/2n2q2/N3NQp1/2Qb4 w - - 0 1 Illegal Side not to move in Check
3nn3/3n1qQ1/2Nb2N1/1q4rB/1bn2k1r/BRPb1R2/5QK1/BBrB2qR w - - 0 1 Illegal Both Kings in Check
2r1NbqR/1Rk1n1B1/N6n/2br2R1/nK1rrr2/PQ2R1b1/Q2rN3/4R1B1 w - - 0 1 Illegal Both Kings in Check
2B1kqRB/3R3q/1BQQr1r1/1R1N2pr/2r4n/Nb4nP/r4bKn/R2R4 w - - 0 1 Single Check wx 2 wp 1 wpr 5 wpx 2 maxuwp 1 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
2r1Q2b/q2B1b1Q/BN1K2Rn/2q1nB2/R1r5/1RPn1p1R/3N3k/2b1brR1 w - - 0 1 Illegal Both Kings in Check
3R1K2/1B2R3/1p2rqP1/1b3kr1/q1p2B1Q/1n1B2RQ/1nnqRRN1/N4r1b w - - 0 1 Illegal Both Kings in Check
1B3n2/1r1Rr3/KrNrRQ1q/3p2R1/q2q2b1/2k1P1N1/2R1p2b/n1Q2RQB w - - 0 1 Illegal Both Kings in Check
r1r1RQ2/7R/N1kqR2B/N2n1rr1/1n2Br2/P2n4/Kq2N3/bBRqQ3 w - - 0 1 Illegal Both Kings in Check
bR1q1b2/1r1r1q1B/p3kNQ1/b7/2n4B/N1rqp2Q/5PBQ/NN2RK2 w - - 0 1 Illegal Both Kings in Check
7Q/2pq1R1B/1p2N2B/5rrP/R2b1b1K/Qk2Q1Rq/N2bNR2/1b2b1n1 w - - 0 1 Illegal Both Kings in Check
bQ6/1BQKq3/R1nN2QP/1R1b1Qpr/3b2r1/qN1k4/bn6/rBNR1b2 w - - 0 1 Illegal Both Kings in Check
5b2/2Q2n1Q/2rR2Bp/1bN1B2Q/5P1q/B1qrNBr1/3KqnRr/1rN3k1 w - - 0 1 Illegal Both Kings in Check
q1QQqr2/1nQQk1Nb/6bb/5R2/3NNp1B/3K1P2/5pq1/RRb1Br1b w - - 0 1 Illegal Side not to move in Check
4KQ2/BR4bn/Npn5/1NpN2n1/r1P2Q2/Qk4BR/1nqr3q/2rB1B1q w - - 0 1 Illegal Side not to move in Check
N2R2qR/K2Q3q/bNBk2R1/3N3r/2qp1pqb/n2B3r/1qQP3q/2R4Q w - - 0 1 Illegal Side not to move in Check
1r1R1Qr1/4pnr1/Q1RQ2q1/3pb1B1/2rn3R/1Ppq1NK1/2BR2b1/B1N1k3 w - - 0 1 Illegal Both Kings in Check
2b3RN/Nn2PB1q/1qbq1K2/1Qk3N1/r4N1r/1R1Nr2r/1Nnr4/4qBB1 w - - 0 1 Illegal Both Kings in Check
nr1N2n1/2NNB1R1/1Q4kp/4Rp1b/b1BNqQ1b/N1q3N1/1p2rKP1/4q3 w - - 0 1 Illegal Both Kings in Check
2bRN1N1/4NR1N/1q1R2b1/K1q1P1b1/pr1RnBb1/1qpQ4/3k3B/2Q5 w - - 0 1 Illegal Both Kings in Check
n2b1QQ1/7b/rBN3Q1/1K1n3N/1b1b2q1/Bq2r2n/N2R3P/nN1nQkR1 w - - 0 1 Illegal Side not to move in Check
1nb5/2q1bQ1p/BN4K1/rBN2n1P/qb3Q1Q/R5N1/4kQq1/QN1n1q2 w - - 0 1 Illegal Both Kings in Check
bBBRqn2/2b1bbnQ/3R2R1/R4n1k/2Qn1Q2/3rN2p/3PnR2/2Q3K1 w - - 0 1 Illegal Both Kings in Check
3N1Rq1/4q1qR/n1rNr3/2qrB1P1/1P3Kq1/4kB1q/2Q2Qn1/2q1BQ1N w - - 0 1 Illegal Adjacent Kings
5QQb/1r2nR2/n4RPQ/N3qPb1/1r2R1q1/BBn2kN1/2qK4/1rb1n2N w - - 0 1 Illegal Triple Check
NnQ5/2qR2n1/1r3n1r/QbRrbkP1/5BP1/1B1NR3/2rn2rq/1KN1B3 w - - 0 1 Illegal Both Kings in Check
r2N4/1rN4R/B1nR4/1r1rnnQ1/nb4BB/1b5N/1P1PKR2/q2Qbq1k w - - 0 1 Single Check wx 2 wp 2 wpr 4 wpx 2 maxuwp 2 minopp 0 bx 2 bp 0 bpr 6 bpx 2 maxubp 0 minopp 0
RBQ1k1nn/3n3r/bqPb1n2/3n1rR1/4b3/nK1P3B/1bNQ2N1/1N3B1Q w - - 0 1 Illegal Both Kings in Check
5Rnk/1b5B/3BrRP1/Pnq2NB1/1p2KQb1/N3nQb1/q4q2/N1Qr1r2 w - - 0 1 Discovered Double Check wx 2 wp 2 wpr 4 wpx 2 maxuwp 2 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
1knn1R2/n2RPq1N/1rb2Qn1/1nQ1qp1R/NB6/1Q5r/1b1Pq3/1N2K2B w - - 0 1 Single Check wx 2 wp 2 wpr 4 wpx 2 maxuwp 2 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
B1R1R3/1r1R1prk/1PP1b3/Q2r2n1/2N3nq/bN1BbK1p/4B1Nn/5Q1b w - - 0 1 Illegal Both Kings in Check
Rn2n1kB/Rb3p2/3K2r1/1N2N3/2bq1rQ1/PB1RnQQ1/1Ppn1n2/3n1B2 w - - 0 1 Illegal Triple Check
2B1n2q/1NbPR1nN/bP1b1k1K/2q1R3/3Rr3/R3n3/2QRp2r/2bB1Br1 w - - 0 1 Illegal Both Kings in Check
5R2/r2nnkq1/n3q3/1pB5/Qb2K1b1/2N3n1/RPNPp1R1/BqBR1b1N w - - 0 1 Illegal Both Kings in Check
2B2RNn/B1R1n3/2bK2P1/R1NR1nrR/p1Q1Q3/3r1bqq/3nPk1r/1b6 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 4 wpx 2 maxuwp 1 minopp 1 bx 2 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
4K1r1/1R2npB1/Q5q1/nPRr2k1/N1NBbp2/P3BQ1b/pB2b1B1/2n2b2 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 4 wpx 2 maxuwp 1 minopp 1 bx 2 bp 3 bpr 4 bpx 1 maxubp 2 minopp 1
BQ1Bq3/rb4R1/2N3P1/K1R5/qp1B1q1P/nr1bp3/p2BpB2/k3nNQ1 w - - 0 1 Illegal Both Kings in Check
1KNr2B1/1Rn2q1Q/P1P5/2b1Qr2/k3N2b/2q1Rnqb/2Nb1Brq/NQ6 w - - 0 1 No Checks wx 2 wp 2 wpr 4 wpx 2 maxuwp 2 minopp 0 bx 2 bp 0 bpr 6 bpx 2 maxubp 0 minopp 0
3NRnkK/1N5b/QPP1nR1n/2bQ4/2r1r1n1/3nq1NB/1BBNrn2/7r w - - 0 1 Illegal Adjacent Kings
2qRr3/1RRR2N1/b1prPnq1/r3B3/1N1Q3k/Pr1b2Br/6Q1/1nKQ1n2 w - - 0 1 Illegal Side not to move in Check
r1B2Q2/R3P1r1/Q1PnbRrn/r2bB2q/2R5/N4kK1/2pq3R/1n2Nr1N w - - 0 1 Illegal Adjacent Kings
1rQk1B2/3br2R/1Qn5/N2q3K/1Q1RPN2/2p1nqrP/2qQ2B1/1b1r2nN w - - 0 1 Illegal Both Kings in Check
n1Rq3b/R4Nb1/Q1n1k1B1/2rbP1N1/5r2/1Kpn1BQ1/2nNP3/R4qNb w - - 0 1 Illegal Both Kings in Check
2Nn1qN1/p2k1r2/3R2BN/n1Pr2Q1/bB4p1/RnK1Pn1r/R1Qn4/b3N3 w - - 0 1 Illegal Both Kings in Check
2r4Q/4RB1K/qP1N2bP/1p1RRqnq/4r1k1/Q1N1bQ2/1n3pQ1/1B2q2n w - - 0 1 Illegal Both Kings in Check
n2nbQr1/6R1/bB1n2PR/5pq1/1p2N2B/K1Q1b1r1/1PkR3n/1QN2R1b w - - 0 1 Illegal Both Kings in Check
1b2b3/2b4p/R1Qn1Nnn/nB1Pr1nn/1k4p1/q3N1P1/K4R1N/B2R1R1Q w - - 0 1 Single Check wx 2 wp 2 wpr 4 wpx 2 maxuwp 1 minopp 1 bx 2 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
2b1B1Rn/K7/k2R1b2/PN1pn3/1Rb2r2/RQB1QrPq/p3pr1n/2N1Q3 w - - 0 1 Illegal Adjacent Kings
1Q5r/4n2p/N2p3B/q4qPQ/nRPb1N1q/k2B2R1/BrpKB1q1/6Qb w - - 0 1 No Checks wx 2 wp 2 wpr 4 wpx 2 maxuwp 2 minopp 0 bx 2 bp 3 bpr 3 bpx 2 maxubp 3 minopp 0
b2R2Bq/P5NN/q1Q2rqK/p1r2p1B/4bB2/2Qnrpr1/P3R1BR/1k6 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 4 wpx 2 maxuwp 0 minopp 2 bx 2 bp 3 bpr 5 bpx 0 maxubp 1 minopp 2
2qb1N2/p2p4/3bpp2/1rn1QRNQ/kB1Q4/3bR1BP/PQr4r/BKq5 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 5 wpx 1 maxuwp 0 minopp 2 bx 2 bp 4 bpr 3 bpx 1 maxubp 2 minopp 2
1K6/1p2p1q1/2q2kpn/1P1pr3/2b2BRR/BBR1Q1Nb/Qn1P1B2/1Nr1q2r w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 4 wpx 2 maxuwp -1 minopp 3 bx 1 bp 4 bpr 4 bpx 0 maxubp 1 minopp 3
2bbrk2/2BR4/1r2Nq2/2PbNbb1/R2qn3/1K1r1bN1/1PQ3RR/B1N5 w - - 0 1 Illegal Both Kings in Check
KN5r/1b1N1q2/1PB3Bp/N2qp1q1/B1bR2r1/1Q2PBr1/6b1/1qRkN3 w - - 0 1 Illegal Both Kings in Check
1r6/1qrRPk2/1rn1Rn1n/1RQRR2R/3P4/3b2BN/1Knn1b1b/1BR5 w - - 0 1 No Checks wx 2 wp 2 wpr 5 wpx 1 maxuwp 3 minopp -1 bx 3 bp 0 bpr 5 bpx 3 maxubp 1 minopp -1
Q1q3Nr/2Q5/1p3BPR/1Qq1K1r1/P2BRk2/3r2B1/r2Rn3/b3bQqb w - - 0 1 Illegal Adjacent Kings
7B/R1PB2N1/bB2q3/n1NrR2q/r1r1n1pN/1q1bb3/1Kq2kPR/1R1R4 w - - 0 1 Illegal Double Check
3Qn1n1/1Q4NP/2R2Pp1/1rnQ1BN1/4Bkbn/2q2R2/3P1n2/1K1q1rBn w - - 0 1 Illegal Both Kings in Check
b3K1nr/1N1k2P1/n2b2QP/2pR1nR1/4pP2/1N2Bbr1/np3R2/Q4NB1 w - - 0 1 Illegal Adjacent Kings
4rn2/B2K1Bbb/1n1Q1R2/r2P2P1/1P6/2QQ1rR1/qrBk1pq1/1N3Nrn w - - 0 1 Illegal Both Kings in Check
1Qrn1nrQ/P4b2/bp3P2/R1b1k1QN/R2P1b2/q1BN3q/n1K4R/4r2B w - - 0 1 Illegal Side not to move in Check
kb1rbrK1/1NN2q2/5B1n/1PN1Pbp1/1n4pP/2QB3R/BR4b1/2n1Q1r1 w - - 0 1 Illegal Both Kings in Check
B4b2/BQ1k2p1/n2rRnB1/P3rr2/3NnP1p/3R1Qb1/1RN1bPrK/3q4 w - - 0 1 Illegal Both Kings in Check
q1QnN3/n4bPr/4pRK1/qrB2r2/1B4R1/5PR1/rp1P2bQ/1QN1k2q w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 4 wpx 1 maxuwp 1 minopp 2 bx 2 bp 2 bpr 5 bpx 1 maxubp 0 minopp 2
1bn1Qb2/P2k1R2/2R4n/B1NpNq2/qq1P1b1r/pQ2PK2/3q3B/1Qr4R w - - 0 1 Illegal Side not to move in Check
8/P1p1q3/1r2Q1R1/1n2N1RB/1q1QB1rq/1RP2Kn1/1qQqp1Pn/2bN2k1 w - - 0 1 Illegal Both Kings in Check
B1q2rbn/1kKNPP2/8/1Rp1B1P1/3Q2p1/n7/QR1p2Nn/rr1bN1bR w - - 0 1 Illegal Adjacent Kings
1n2R2n/P1R5/1PN4p/r2p2b1/k1Q2qrn/B1pn2N1/1rK1QP1B/1Qb2R2 w - - 0 1 Illegal Both Kings in Check
2nR2N1/1nKQRNpb/Q2p4/1q3B2/1r3nP1/B1P4r/1p2NBPb/n1kq4 w - - 0 1 Illegal Side not to move in Check
B5KQ/1bRpQq2/1P4N1/p1P1N3/Nrn1Pk1n/n3B1rb/5p1q/1R1R1n2 w - - 0 1 Illegal Both Kings in Check
Nq1q1K2/1Qb1B2P/2Rp2pn/3rRQPr/1q3b2/6qR/NrkP2n1/B3N2r w - - 0 1 Illegal Both Kings in Check
rNb1Qn2/1kpnn1q1/2R2P2/1P3K2/b1qP1N2/pN3BN1/1B3R1N/1rr4q w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 3 wpx 2 maxuwp 2 minopp 1 bx 2 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
1b2b1RR/2R3r1/3k1q2/b5p1/2RNnPq1/np3R1Q/B1qPNKrP/b6B w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 4 wpx 1 maxuwp 2 minopp 1 bx 2 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
NR3Rb1/3bb1K1/1bNPnrqr/1P6/3kbN1P/N1B4p/5B1r/1Q1R1r2 w - - 0 1 Illegal Both Kings in Check
1qB2r2/NnB1PRrR/1q1N1Qkn/nP4K1/B1n4R/4B1b1/3q1bP1/2n3b1 w - - 0 1 Illegal Adjacent Kings
1br2nn1/k7/1bR2K1R/p1Nr2P1/1RBN3b/1N1n1n1q/1Q1P2nP/R4r1B w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 4 wpx 1 maxuwp 1 minopp 2 bx 2 bp 1 bpr 6 bpx 1 maxubp -1 minopp 2
1K6/B1N2r2/p1bQnRNr/BPkBPq2/qNb2nn1/3Pqr1q/8/6RB w - - 0 1 Illegal Side not to move in Check
nB3bQ1/KRBNrrqB/2P1n1b1/1n6/1R1N1P2/1Pq5/4b2n/2rBQq1k w - - 0 1 Single Check wx 2 wp 3 wpr 3 wpx 2 maxuwp 3 minopp 0 bx 2 bp 0 bpr 6 bpx 2 maxubp 0 minopp 0
r1B5/b1b2qN1/R2b4/n3q2Q/rP1qN2P/2q5/PR3BrB/1kKbQn1B w - - 0 1 Illegal Adjacent Kings
N3nb2/4K1P1/3Pq1N1/rrn1Q1R1/1p1R1B1r/qb1Q3r/1Br1P3/N1k3Nr w - - 0 1 Illegal Both Kings in Check
BN3b1B/p4n1R/1R5q/3p2NP/2bR1Qn1/r2krR2/Pr1PrKr1/5qQb w - - 0 1 Illegal Both Kings in Check
1r1N4/1p1P1Nr1/4Qq1b/bn2n1np/2B1BK2/QbPpN3/4N2P/1Nq2kR1 w - - 0 1 Illegal Both Kings in Check
4QBn1/3r1R2/4pB2/rnR2np1/3bQPN1/1rQ1Q1PB/2q2Pk1/b1K1rq2 w - - 0 1 Illegal Both Kings in Check
Kq1RB1NB/Q4p1Q/p1n4k/2r1BPR1/P1q2Rrb/1R1Pr3/1nbq4/5r2 w - - 1 2 Illegal Both Kings in Check
2n1q1KN/4P2n/P2n1nN1/7N/rB1p4/1QrpB1N1/QbbP3R/1rk2rQ1 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 5 wpx 0 maxuwp 1 minopp 2 bx 2 bp 2 bpr 4 bpx 2 maxubp 0 minopp 2
2krR2b/bb3n2/1PRQ1p2/N1QR2p1/1P1Rp1Pr/1q4K1/1nr2Q2/B1rN4 w - - 0 1 Illegal Both Kings in Check
r1B5/B3pnPr/3k1K1q/3Rb2p/2qnR1b1/2BnP2P/1B1N1B1b/1Nb3B1 w - - 0 2 Illegal Both Kings in Check
2KbN1b1/q2PR2p/2rn3p/2PRQ1r1/1P1r2N1/rB2k3/1b2P3/b2NRB1n w - - 0 1 Illegal Both Kings in Check
1B5b/2Rr1qN1/1Pp1P2Q/B2r1P2/3R1qNq/q2Pq1Bk/qK1bQ3/n7 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 4 wpr 3 wpx 1 maxuwp 3 minopp 1 bx 3 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
rnQ1qqN1/5kq1/5n2/1NbP1r2/Br1nP3/Rq1P4/K1N1Q1P1/1bq2BR1 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 4 wpr 3 wpx 1 maxuwp 3 minopp 1 bx 2 bp 0 bpr 6 bpx 2 maxubp -1 minopp 1
3n1n2/1k3B1q/1p2B3/b2PP1pP/bpK1QbN1/P1Q4q/rNr3R1/1Nb3R1 w - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 4 wpr 3 wpx 1 maxuwp 3 minopp 1 bx 2 bp 3 bpr 3 bpx 2 maxubp 2 minopp 1
1Q3b1n/bP1PBp2/pq5B/1n2q1R1/1P1Pr2Q/1n1r1pn1/1NN5/1R2kQ1K w - - 0 1 Illegal Both Kings in Check
n1Q4R/1Pkr1rB1/1n1brn1B/PN1pn3/1p3Np1/2KPb2R/6rP/3Q1R2 w - - 0 1 Illegal Both Kings in Check
Rkbb3b/1q1PP1Br/Pb1nN2Q/1q3P2/2BN4/2qRBb2/4K2B/1r4nn w - - 0 1 Illegal Both Kings in Check
B1Q1q3/R6n/2pk1N1B/5R2/1n1NBPr1/1nP1nB1n/r1P1bb1P/qK1b4 w - - 0 1 Single Check wx 2 wp 4 wpr 2 wpx 2 maxuwp 4 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
RK2RN2/PbN1P1Br/1r4nQ/1B1q1k2/3PnN2/r1p1p1P1/n2N4/1r2br2 w - - 0 1 No Checks wx 2 wp 4 wpr 2 wpx 2 maxuwp 4 minopp 0 bx 2 bp 2 bpr 4 bpx 2 maxubp 2 minopp 0
5b2/B1RpBn2/kPq2p1r/N4R1p/n1BPn3/BP3P1N/2Q2rnK/bn2r3 w - - 0 1 Illegal Side not to move in Check
2n1n2Q/n2K2b1/pBR5/1RpqPRpB/r5bq/1QP1r2b/3P1BPk/4N3 w - - 1 2 Single Check wx 2 wp 4 wpr 3 wpx 1 maxuwp 3 minopp 1 bx 2 bp 3 bpr 3 bpx 2 maxubp 2 minopp 1
1Q3K2/b1N1n1n1/k1p1N1Qb/2P1P1B1/2Prb1pq/B2P2N1/1bp5/Q1q1R2r w - - 0 1 Illegal Side not to move in Check
2nr4/b3QpBb/n1rqP3/5Qk1/1BRR1Pp1/2Q2qQP/3pqNPq/2K5 w - - 1 2 Illegal Both Kings in Check
1n1RK1R1/2q2Q2/P4bBQ/2bk3r/Q2qnP2/2P2n1Q/1n1rPrBQ/5q2 w - - 0 1 Illegal Side not to move in Check
N3N3/p4Q1N/1BbprnB1/4pB2/P1k3rQ/1rPPbKBp/2Pr2n1/3q4 w - - 0 1 Illegal Both Kings in Check
1r2B1n1/N2bn3/2rPQp2/2pq2rp/1rb3PP/2PPRk2/1R5q/NK2r1BQ w - - 0 1 Illegal Both Kings in Check
6q1/r1p1P1Pn/B1Qp2P1/1KPk1nB1/1bqr1NQ1/Np1r2b1/2bP4/r3R1R1 w - - 0 1 Illegal Both Kings in Check
K1r5/R1pnk3/b3PB1q/R1PpBP2/1b1Pn3/N1n2n2/p3rPp1/1R2NB2 w - - 1 2 Illegal Both Kings in Check
rb5Q/2p1b1P1/2NRk1qb/PNP3B1/2N1b1r1/1RK3q1/P1qn1nPP/7n w - - 0 1 Illegal Both Kings in Check
1N1rn1k1/qRB1N3/2B2N2/N5nr/2pRN3/Kr4br/2QQQ1R1/1Bbqq3 w - - 0 1 Illegal Both Kings in Check
3bqbB1/3N2nr/4RB2/K3k1r1/rnrNR2r/4p1Q1/3NB2Q/QQ3QQq w - - 0 1 Illegal Both Kings in Check
4q1KQ/Q1N2B1q/2b3b1/2N2n2/Q4krR/1q1q2R1/1R1nNBQQ/2N1r1qq w - - 0 1 Illegal Both Kings in Check
n1nBnQ1n/1RRKB2p/r3r1b1/r2B1QN1/2N1RQ1k/Q1R1Q3/3b4/4q1q1 w - - 0 1 Illegal Side not to move in Check
4RRKN/Rr1Qp1bB/2BN1nR1/2p1r2n/R2Qq1bQ/4qNq1/1q4Q1/k7 w - - 0 1 Illegal Both Kings in Check
r1N2B1q/2qB3q/N1Kr3N/1bB1NR1Q/q2b1BR1/6Rb/p1Nn1k2/1n4N1 w - - 0 1 Illegal Triple Check
N3b3/N1BBp2R/B1BRrn1k/rBB1Qr1B/2q1b1p1/1K3r2/N4q1n/2B5 w - - 0 1 Illegal Both Kings in Check
4QQ1N/qp5N/kN1qRNr1/3Nr3/1Kqq1r2/4nb1R/5Q2/R1QBR2n w - - 0 1 Illegal Both Kings in Check
k6b/B2Br3/3qKRB1/2R4B/2rBnr2/qpBQ2rN/5nR1/1r1B2BQ w - - 0 1 Illegal Double Check
1B4Q1/1RbN1Rb1/RR4r1/1Q2NB2/k1P2BQ1/Kn1qR2r/2rnn3/3bb1r1 w - - 0 1 Illegal Adjacent Kings
N5Qr/N2N1q2/QK3P2/b1R1Nq2/2q1r2B/1Qp2q2/1B1kRN2/b2b1Rnn w - - 0 1 Illegal Both Kings in Check
4K2Q/b1Q5/1N2RR1n/q3q3/BnrBPk1p/1R2Bq2/bp4R1/1Qr1RqN1 w - - 0 1 Illegal Side not to move in Check
1Bq1q1Rb/1K5Q/1N5B/1bBP1Q2/2r2R1q/b1QNNrnr/2b3k1/1Qn4R w - - 0 1 Illegal Both Kings in Check
2QRkQ1Q/4bpp1/2B5/1nQ5/1K1NPqR1/N3N3/1bBB1qRq/n1r1r2n w - - 0 1 Illegal Side not to move in Check
2K1n2R/4NBqP/1r1qNn1R/R2bR1b1/1r5n/1R1R1pp1/3B3N/B2bk1Q1 w - - 0 1 Illegal Side not to move in Check
B1b1B1nQ/1R1B3B/1pqN2NP/1rR5/r4Bp1/6r1/qK1k1p1b/N1N3N1 w - - 0 1 Illegal Both Kings in Check
3r3q/qrkbb3/QRn5/2QQp3/Q1QB2Q1/2bN3P/BqB2qKN/R3n3 w - - 0 1 Discovered Double Check wx 1 wp 1 wpr 6 wpx 1 maxuwp 1 minopp 0 bx 3 bp 1 bpr 4 bpx 3 maxubp 1 minopp 0
QQN4r/2bb1B2/Q6R/qr2p2p/2r1NnkR/1Q1KQP2/2b4Q/2bn1NB1 w - - 0 1 Illegal Both Kings in Check
1NRr1b2/1Npp1K1b/1Bq1bn1R/r6k/N2N2Br/Rq1Q1Bb1/3P1N2/B7 w - - 0 1 Illegal Both Kings in Check
1bRr3b/br2k3/nRRQ1r2/1p1p4/1P2KnNR/n1R4N/1R1B1Q2/3rBQ2 w - - 0 1 Illegal Both Kings in Check
k6R/3nr1pQ/qq2n2R/rN2R1RB/2b1pP2/4K2R/b2Np3/1N2BNQ1 w - - 0 1 Illegal Both Kings in Check
1nr2NR1/Pq2N2q/Qb2q3/1nRQ2k1/4N2K/1B5B/2qNr1bN/qq2R2R w - - 0 1 Illegal Adjacent Kings
KrNQ1b2/3Rr2B/1rB1b3/1Rn1PqRR/2rb3k/QR1N2Q1/n1bn2Q1/8 w - - 0 1 Illegal Both Kings in Check
6N1/b1N2N2/P3n1K1/BN1pbQ2/1NrrR1r1/bn3q1k/2Q4R/1nbQQ1B1 w - - 0 1 Illegal Both Kings in Check
5N1q/1b4n1/5QQq/RQ2r1bB/N2p2P1/1K1R4/1Rbb1QBk/r1R1n1qR w - - 0 1 Illegal Both Kings in Check
Rk1KNr2/2RBR2P/qQp1Bq2/2n3pB/N1bQn1b1/8/r7/1Rn1BQ2 w - - 0 1 Illegal Side not to move in Check
3rqrRq/BpR1b1Qp/bBN1qqk1/7N/5Q2/K6P/RQ1p3R/6BB w - - 0 1 Illegal Both Kings in Check
2n1Q1b1/NRQ4P/1n3B2/K1krb3/2np1n1N/1Q1B2r1/3nN1r1/qRBQ2B1 w - - 0 1 Illegal Both Kings in Check
1q3K2/2Q1Q2p/3Npb1p/2r1NBn1/1rR3Pk/5RN1/Qp2n1r1/1NBbB1Q1 w - - 0 1 Single Check wx 1 wp 1 wpr 6 wpx 1 maxuwp 1 minopp 0 bx 3 bp 4 bpr 1 bpx 3 maxubp 4 minopp 0
N6n/Q2R1krN/1b3QRN/n2R4/n1r2R2/2QqK1bQ/3bq1PB/1q3R2 w - - 0 1 Illegal Both Kings in Check
R2r1bB1/N1N3r1/1bb1QQ1Q/1Qn2rR1/5q2/1Q4kR/Q2pP2q/3KnR2 w - - 0 1 Illegal Side not to move in Check
nnn3r1/1BQn1rN1/R2p4/BN6/b1Pk1n1Q/2Nn1Qp1/R2P1R1B/2K1b3 w - - 0 1 Illegal Both Kings in Check
1kbqn2r/3QPRR1/4pr1B/QQ4R1/BbNp4/1n1rp1P1/1NB5/q1K4N w - - 0 1 Illegal Both Kings in Check
rB1B3q/4R1pk/1R3r1n/N1NQ2R1/Q2r2PB/R2n4/3bq1PR/1K1b2rq w - - 0 1 No Checks wx 1 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 3 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
7B/p1R1p3/2BNbQ2/BN1Kb3/N2qb3/PBr2R1P/1q1r3B/1Qq1krn1 w - - 0 1 Illegal Triple Check
B1NQ4/1KpQ2n1/1P2bR1R/BnB1kq2/2n4R/1rBp1Nq1/1q1P2p1/5rB1 w - - 0 1 Illegal Side not to move in Check
3BB2n/1p2bb1N/1PPn3R/B4kQ1/4n3/B3rrBn/3NBn2/2RKB1n1 w - - 0 1 Illegal Both Kings in Check
1R4Rk/Q1qn2Qb/4R1K1/1r1p1N2/1q1RQ2p/5B1b/Pq1NN2P/1B2nb2 w - - 0 1 Illegal Both Kings in Check
bnb3b1/Q3rB1B/2NRrBN1/N1nKk2P/b6P/1Q2nN1Q/q2R3b/4n3 w - - 0 1 Illegal Adjacent Kings
2Qbkq2/r1R3rR/1KN1r1n1/1B2Bq2/B6P/N1qb1b2/n1Q1p1P1/Q2Q1N2 w - - 0 1 No Checks wx 1 wp 2 wpr 5 wpx 1 maxuwp 2 minopp 0 bx 3 bp 1 bpr 4 bpx 3 maxubp 1 minopp 0
3n2rB/PR1QPnrq/5nK1/1R3N1p/1N2RQ2/b1nBn3/r4k1B/2BbN3 w - - 0 1 Illegal Both Kings in Check
4BqQ1/2p5/r2QN1br/R1QBnrR1/Rk6/P2PN3/2N2Kn1/rbn2bN1 w - - 0 1 Illegal Both Kings in Check
QN4B1/2Q3bn/KB3NR1/nq3PbN/1Q6/2n2q1p/1r1P1nR1/rrk1R1N1 w - - 0 1 Illegal Both Kings in Check
1n1R2N1/Q4R2/1bPRq3/4kBPB/1rr2Rq1/3p1b2/N1K2b1p/nNB1Qn2 w - - 0 1 Illegal Both Kings in Check
3n4/q3B2n/1p3RP1/1K2Nr2/N2Rp1bQ/1b2B1QP/N1Qr3k/2BNq1nq w - - 0 1 Illegal Side not to move in Check
b7/prkqP1K1/1BpNNQQB/B1N1q2q/3rn1QR/2n5/2P3n1/2R1Nb2 w - - 0 1 Illegal Side not to move in Check
3RQn2/1k1brp2/2q1QNn1/6Bb/b1B5/N2Q1bP1/RP1Q3p/b1r2BKN w - - 0 1 Single Check wx 1 wp 2 wpr 5 wpx 1 maxuwp 2 minopp 0 bx 3 bp 2 bpr 3 bpx 3 maxubp 2 minopp 0
1NR1Brk1/N1r4N/Qpr4n/3nKn1p/2P5/BPQrQ1b1/Nb5R/2B3b1 w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 2 wpr 5 wpx 1 maxuwp 0 minopp 2 bx 3 bp 2 bpr 5 bpx 1 maxubp 0 minopp 2
1rqB2r1/2Qp2p1/1Pp1b1N1/3PK1b1/B3bRN1/n1rN2RQ/3N1Bn1/1R2k3 w - - 0 1 Illegal Side not to move in Check
1r2BQb1/1R1pN1r1/3QK3/1pn1r1bp/Bk2N3/Rbp1n2N/qP1PQ1R1/4Q3 w - - 0 1 Illegal Triple Check
R1Nr3N/N3rq2/Rk6/n1b2NBQ/nR2pbqp/4K3/N1b1P1NP/1qq2B2 w - - 0 1 Illegal Both Kings in Check
4BQ1r/Q1R3r1/1QQkq1b1/1nR2Kp1/BQN1p1PP/1n6/3b1N2/1Qn3q1 w - - 0 1 Illegal Both Kings in Check
4R1Nb/N3b3/N4q1b/2p2BBn/QrP2p2/n1k1R1n1/2NK1Pnb/1BRB1r2 w - - 0 1 Illegal Adjacent Kings
1bk2n1B/2nr3b/1B2b1P1/N1pR4/Q1NB2R1/P5BN/bNp4K/1n3Qb1 w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 4 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
k1Rq4/2BrKrP1/1b1r4/b2nN1Q1/NR3B2/b1QQ2PQ/2n1B2r/q2q2B1 w - - 0 1 Illegal Both Kings in Check
2Q1Q1rn/3r4/3PRq1r/R3RBr1/2KP4/2Rrn2B/1NN1qQ1Q/k1r1b1b1 w - - 0 1 Illegal Both Kings in Check
1nr1R1rR/1R3q2/3PQ3/3n1qQ1/rN1nB2b/1B1b2kR/K1pN2P1/qN5N w - - 0 1 Illegal Both Kings in Check
3R4/P2KRnqk/brR1n3/b2n1qPQ/2BNB3/pbN2r2/QN1rN3/1R6 w - - 0 1 Illegal Side not to move in Check
2n3NR/Br1RB1N1/3Q1P2/k1N5/4Q3/1bpr2Pn/1QNKn1r1/b2nQq1n w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 3 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
2RN2Q1/1qbK1br1/1k2q1QB/1P1n1q1P/2R2B1r/1QNb4/p6Q/2n1NbN1 w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 3 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
1bn1n1NK/B2RB2B/qNbP2P1/2Qr1r2/1p5B/1q3RN1/4krqQ/q6N w - - 0 1 Illegal Both Kings in Check
1r3nQ1/n1qbQp2/1B4Q1/1n2nPR1/1Q1R1R2/P3bNkb/4R3/1qNK1q1B w - - 0 1 Illegal Both Kings in Check
3NNnB1/1q1N2Bn/P1pbK1b1/Q6n/3R2r1/QP2pR1r/2n3RR/q2kN3 w - - 0 1 Illegal Both Kings in Check
2nNb1B1/1pq1r2B/8/b6P/n1PRk2p/R1rB1qR1/3p1qQ1/2NBRK1Q w - - 0 1 Illegal Both Kings in Check
3Rnn2/bnRR2n1/P5N1/2NRk1qr/1r3bQ1/1K5P/R2N1pQ1/r1RB4 w - - 0 1 Illegal Both Kings in Check
1b1BK1Q1/3QpP2/1q1n2r1/4pB2/1P4r1/NQBRnB2/BqQ2k2/Nb5n w - - 0 1 Illegal Both Kings in Check
Rn4kQ/B1q4R/4Q3/6b1/Pp1b2B1/1PnR2bN/2B1p2B/rrB1RKb1 w - - 0 1 Illegal Both Kings in Check
Nr1B1q1B/KnB1k3/RrRq4/1n1R1Br1/PN5n/4N1pN/4P3/1B4br w - - 0 1 Illegal Both Kings in Check
3qB3/br2K3/1P2BN2/n2p2QN/BRQk1pN1/Q3P3/Prn4n/2b2Rn1 w - - 0 1 Illegal Both Kings in Check
nr1b2B1/2R5/k2QPqn1/2b1P1n1/n2K1PB1/r1R3QN/2N2b1p/Qr1NR3 w - - 0 1 Illegal Both Kings in Check
N1Q3N1/qN3kRP/q2q1nRR/2q1p3/3bBb1n/2PB2r1/1qn1P1K1/2Q1B3 w - - 0 1 Illegal Both Kings in Check
n2Q1Bnn/2K1Np2/3PbbB1/1Nb2PrP/Bb4Q1/2R2r1b/4Rbk1/R2Q4 w - - 0 1 Illegal Both Kings in Check
1b1b1K1q/1RN1P3/Np3B1b/1R3QQr/N1BQ1nBP/k2nP2p/1br5/2b5 w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 3 wpr 4 wpx 1 maxuwp 2 minopp 1 bx 3 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
1k1N4/1B2q1B1/n2Q3R/1nQpN1p1/R1Brr3/1rP1n1P1/1KnP3n/2NbQ3 w - - 0 2 Illegal Both Kings in Check
R1Qn2Qq/N1P5/1r2nb1B/2R2B2/pp3b2/1RP1kq1P/1Kpqr1B1/NN6 w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 3 wpr 4 wpx 1 maxuwp 2 minopp 1 bx 3 bp 3 bpr 3 bpx 2 maxubp 2 minopp 1
2b4N/8/pq1Np1B1/1PPPnN2/6pR/1KRB4/n2rRrpb/B1kn1Q1Q w - - 0 1 Illegal Side not to move in Check
1r2RB1N/pq2np2/q7/rqP1N3/P1BPRK1B/n6B/QNB3np/7k w - - 0 1 Single Check wx 1 wp 3 wpr 4 wpx 1 maxuwp 3 minopp 0 bx 4 bp 3 bpr 3 bpx 2 maxubp 3 minopp 0
1bBr1B2/1n1pbnNn/1R2P2n/2RPk1P1/1b1n1BR1/K1qr4/8/1N2QR1N w - - 0 1 Illegal Both Kings in Check
3B2Nr/2q1Np2/kp3R2/p4q2/nP3B1b/1bRK1brn/P1B1P1qQ/N1B4R w - - 0 1 Single Check wx 1 wp 3 wpr 4 wpx 1 maxuwp 1 minopp 2 bx 2 bp 3 bpr 3 bpx 2 maxubp 1 minopp 2
4N2r/b1q2r1p/PP1bBk1r/Q1QBbQ2/P2KQ1q1/N1nQ3n/r2R4/3R4 w - - 0 1 Illegal Both Kings in Check
2n1N1b1/3r4/P2k2QP/2Rq1b2/rq1QpQNB/3pn3/BQPqQ3/b2KR3 w - - 0 1 Illegal Both Kings in Check
1n1b2q1/1bn1R1rn/R1PN2BQ/2QPB1r1/rk3nN1/2P3nn/1RK5/4Q1Q1 w - - 0 1 Illegal Side not to move in Check
1r2b1KQ/1RQ2rP1/pPk1B2b/1R2P2n/1Q1nq1N1/2pr1N2/2N3np/BN6 w - - 0 1 Illegal Side not to move in Check
Q4n2/1nP1R3/BNpQprr1/4pqB1/1Q1b1q2/N4QP1/1k2b1P1/Rq2K2B w - - 0 1 Illegal Both Kings in Check
n2RRq2/3p2Bp/1PK5/2Q1R3/p3r2r/PN1B1kNP/Qrbbn1bR/N4q2 w - - 0 1 Single Check wx 1 wp 3 wpr 4 wpx 1 maxuwp 1 minopp 2 bx 2 bp 3 bpr 3 bpx 2 maxubp 1 minopp 2
8/P1pKpB1b/n1P2R2/1Rq1Pb2/Nb3R1k/q4qqR/3Nr1R1/RBn1r2Q w - - 0 1 Illegal Both Kings in Check
3q3Q/6r1/qrkPP1r1/N4p1R/q2N1K1P/4Qb1Q/2QpQ1qQ/1B3B2 w - - 0 1 Illegal Side not to move in Check
3q1B1Q/B1p3p1/7q/2PPKRn1/R1RN2Pp/1R5k/q1p5/n1BBnrR1 w - - 0 1 Illegal Side not to move in Check
1r2RqR1/1nb1PQ2/1Pb1Q1qp/4B2N/1R2B2n/3P2PQ/r1rNp1bK/5k2 w - - 0 1 Illegal Side not to move in Check
2BN2r1/1pp1r1P1/1QQ1P1p1/4k3/1r2Rr1n/RPP1b1B1/p3R1Qb/K2N3n w - - 1 2 Illegal Side not to move in Check
1NBRb3/Np4q1/5r1q/p2P1Rbp/QnNr3k/PK1p2P1/Q5nP/2Br3Q w - - 0 1 Illegal Side not to move in Check
1n5k/KR1B4/B1RppP1P/4n3/p1nP2Bp/rbn4P/Qq2Nr2/1Q2bQ1N w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 4 wpr 4 wpx 0 maxuwp 1 minopp 3 bx 2 bp 4 bpr 2 bpx 2 maxubp 1 minopp 3
1br5/1B1NBB1B/b1r3n1/3N4/1nKn2P1/k2RQ2P/P1qPb2b/R2b2Br w - - 0 1 Illegal Both Kings in Check
r1KNr3/bp1n4/4P2Q/3Bp1pk/BBNb3p/1Pq3P1/2b1P3/2RRRbR1 w - - 0 3 Illegal Both Kings in Check
1Br1nN1b/1RKn1N1p/4q1p1/2bp2n1/1QRP2PP/3n1kNP/2r3rB/R2N4 w - - 0 3 Illegal Bishops Too Monochromatic wx 1 wp 4 wpr 4 wpx 0 maxuwp 0 minopp 4 bx 2 bp 3 bpr 4 bpx 1 maxubp -1 minopp 4
2bn1n1B/2R2NR1/bb1r1b1q/2N2Q1P/1PN1Q2p/2BPb3/NPKqk3/3r4 w - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 4 wpr 4 wpx 0 maxuwp 3 minopp 1 bx 3 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
N2Bq3/r2NPp2/1P1n3q/B1P5/1p1RP1Bb/2K1n1R1/2Bb1Qkn/1rQ4n w - - 0 1 Illegal Both Kings in Check
1B1Qk1N1/1n1p2P1/NpQb2n1/1PNr1N1b/6qK/1bR1P3/2p1P1B1/1q2R1q1 w - - 0 1 Illegal Both Kings in Check
K2N1q2/bn4p1/2q1r1P1/n1PR2P1/p4k1B/2QR1qpP/rNq1N2N/2B1Q3 w - - 0 1 Illegal Side not to move in Check
2q1bb2/P2N1Rp1/4N3/n1np1rP1/2p1B3/Rr1Q1NQq/1NP1kpP1/n3K2B w - - 0 1 Illegal Adjacent Kings
rB3k2/1K2b2Q/P3N1p1/4n2b/PR2Q3/Q1N2p2/rbpNqPP1/n2B3N w - - 0 1 Illegal Side not to move in Check
B7/1NR1K2Q/Q4b2/b2R1nr1/1b2bQp1/3PP1Pr/Rnp1NP2/2qk1Q1b w - - 0 1 Illegal Both Kings in Check
R7/3n2kR/3n1Np1/1qbQ2P1/q3p2P/P2bPBrn/KRBQ4/2R1Bn1r w - - 0 2 Illegal Side not to move in Check
b1B3Rr/pk1pB3/nn4R1/K2P2PP/Pq3n1Q/1q1R2B1/Qn1p2N1/6rR w - - 0 1 Illegal Both Kings in Check
3n2B1/4n1P1/Pr1B3N/4r3/PR1nQk1p/2R1P1Nq/1R1P2qN/q2K2br w - - 0 1 Illegal Both Kings in Check
3R1Qk1/1r1P4/nP1nN1P1/Q2P2np/1q2bnPN/Kn2Q1B1/BR6/4q1r1 w - - 0 1 Illegal Both Kings in Check
2b1Q1r1/1p1Nn1nP/1P1P4/1b3b2/3qQkN1/2RBPq2/2Q4P/2bBKR1n w - - 0 1 Illegal Side not to move in Check
1R4n1/3P1p2/pbQPP1BB/PPR1bn1n/2R1n3/6q1/2rqN3/Qk2qN1K w - - 0 1 Illegal Side not to move in Check
bK3B2/4np1R/P3p1P1/3n2Qk/1r1nBPr1/Qb1bPR1q/1bbQNP2/2N5 w - - 0 1 Illegal Both Kings in Check
2q3rn/1B1p1pp1/rRQP2Pb/4nP2/R2P1p1Q/P3BQbq/3k3K/4r1NB w - - 0 1 Illegal Both Kings in Check
1q1b3N/7N/PpnP3B/n2p1Pk1/p4Rn1/1B2K1Q1/pP1PqPQ1/2b1rrR1 w - - 0 1 Illegal Both Kings in Check
1n1b1B1q/1q6/B6B/1NB3N1/4Q2K/1RnN1b1q/RRNr1Bp1/Qqkr3N w - - 0 1 Illegal Both Kings in Check
2Q1R2b/n1Br1bN1/1N1nQq2/B1r2R2/R1pQ1Q2/2BkR2N/4pQ2/r5rK w - - 0 1 Illegal Both Kings in Check
B1Kb3N/n1bp4/R1rR1N2/1bB5/RQQb1q2/B1rQ1Rk1/Q2np3/2R1R3 w - - 0 1 Illegal Both Kings in Check
5BKQ/Rnn1R3/NqN3P1/Q1bpB3/Rp4r1/q1R1b1kQ/4N2r/2RRb3 w - - 0 1 Illegal Side not to move in Check
2Nq2Nn/5Q1R/4bp1q/RnbNQBp1/7n/1B4Kk/2P1q2B/R3NN1B w - - 0 1 Illegal Adjacent Kings
2qbNB2/1b2Rk1b/1N1QKr1R/qRR2Nnn/2nr4/1qP4N/8/Q1B2B1R w - - 0 1 Illegal Adjacent Kings
NN2nNKk/4R2p/1n4NP/3R1B1q/Q1b1r3/qn1bQ1N1/q6Q/1BQRr3 w - - 0 1 Illegal Adjacent Kings
2NNNnR1/k1BnQ1Q1/1NBQ2rb/b4nNP/2qB4/6Rp/5K1Q/1r2nq2 w - - 0 1 Illegal Both Kings in Check
1NQ5/2r2nq1/rn2N3/qpQNN2Q/2BR4/2Q1RbkP/2R3n1/n2KBQb1 w - - 0 1 Illegal Both Kings in Check
r1Q1NK2/Q7/1RP1QBn1/rRr2N2/3kr1bB/B3Qq1N/1q2b1pn/3NN3 w - - 0 1 Illegal Both Kings in Check
3N2b1/N1R1R1BN/p1rkp2B/rn2N1N1/QQRQn1n1/3bR2K/b3P3/2q5 w - - 0 1 Illegal Side not to move in Check
6b1/N3RQPQ/1q5p/1Rrp4/1R2QK1q/1Rnbr3/qBQN2B1/1Q2Bn1k w - - 0 1 Illegal Both Kings in Check
1R1R3b/1QN1n3/5b2/2r1Qq1r/PRBKBrQk/2bN1N2/1nb4n/NB1Q4 w - - 0 1 Illegal Both Kings in Check
1brn1B2/PN1R4/3Q3R/1QR2q1R/3rQ3/BB1NK2Q/n2pp3/b1brkN2 w - - 0 1 Illegal Side not to move in Check
R2b1B2/1n2QNp1/2QBp3/1Rrb1nk1/2N1BqP1/np1R4/N2Q4/q1B1K2Q w - - 0 1 Illegal Side not to move in Check
r1n1B2N/1B2R1bR/n2pp1PB/KNb5/2RN4/2rBpQ2/p1kq1RRR/8 w - - 0 1 Illegal Side not to move in Check
1bQbNqNB/2BN2KP/B2q1k1r/2nnB3/4N2n/5Nb1/R2Q3R/1r2r2N w - - 0 1 Illegal Adjacent Kings
2RNN2R/n3k1bb/2rQ1pR1/N2n2qN/2pB1P1Q/R1K2n2/1N2rb2/2B1N3 w - - 0 1 Illegal Both Kings in Check
K3R1bR/Q2Rr1N1/qp1q2R1/2BnrPR1/n2b2B1/5np1/1RN1Q3/QQ3k2 w - - 0 1 Illegal Side not to move in Check
1rQn1QR1/P5N1/1Q2RkB1/1R2pnp1/1K2B1rR/4n2p/2b1Q3/NN1Nq3 w - - 0 1 Illegal Both Kings in Check
BN5B/2Q1qKpB/P2r4/1Rr1QpRn/2kRRp2/2n2P2/1b1q2N1/4RQr1 w - - 0 1 Illegal Both Kings in Check
2B1R1kn/2q2n1R/5Qq1/1pr3p1/2Nn4/b1RQ1bP1/rP1RKbRB/N2Q1N2 w - - 0 1 Illegal Both Kings in Check
2n4N/3PnN2/K3RP2/1QN5/k2R2B1/1R1B1b1N/3N1N1q/qNbn1bqb w - - 0 1 Illegal Side not to move in Check
r1N2BRq/N6K/2nP1qR1/1Ppk1qQb/3r3R/1BB1bbB1/2Q1Q3/4Nn2 w - - 0 1 Illegal Both Kings in Check
1n3QB1/p7/1BN2B1p/BkPrbq1n/R2R1N1b/rR1nP3/1r6/3KR1RB w - - 0 1 Illegal Side not to move in Check
1RQ3Rn/N6q/1Q2BBq1/1Q1n2b1/qPrn1r2/1PbR4/k7/NKQQQ3 w - - 0 1 Illegal Adjacent Kings
2Q1q1Q1/RR2q3/Pk1rN1QB/2Q1b3/NN2q3/1b1p3P/Qpq3Q1/1K2B2r w - - 0 1 Illegal Both Kings in Check
4N1qn/4R3/BkR2r2/q1K2Q2/rN1qPb1B/1n1q2n1/BRNRP3/1bR3B1 w - - 0 1 Illegal Adjacent Kings
1N2K1k1/1qb3qB/n3Bb2/Bp1Qn3/3RPb2/BPr2B2/1N2R1n1/NRr3R1 w - - 0 1 Illegal Side not to move in Check
1B6/B1P2nRR/3K1B1n/3nBbNq/b2r2RQ/N1r2p2/1kBBPQ1r/1n6 w - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 4 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
2N2Br1/1Kb1n2N/b4qb1/1P1bQ3/BRR2B2/2B1p3/2qRPR2/2kNrq1B w - - 0 1 Illegal Double Check
1N2q1N1/2pk2p1/B1N1b2b/N1b1P1bN/R1r1P2Q/N2rnR2/QR2n3/1BK5 w - - 0 1 Illegal Both Kings in Check
3QKQQ1/Q6B/pr2n2R/b3rq2/1np3Bb/2P1Qk1N/P2NnpN1/4nQ1R w - - 0 1 Illegal Side not to move in Check
R1Rb4/P1N4Q/2nq3Q/4B3/2Rr2NR/KbnR1B2/q2P1n2/NkrrrN2 w - - 0 1 Illegal Double Check
N2K4/p2n2rp/Br1RRb2/NnkQP2n/2B1Q3/P1R1qRQ1/2nQR3/3b4 w - - 0 1 Illegal Both Kings in Check
q1b1n3/3BR1n1/Q1r1Nb1P/1R2Rr2/KB1n1rk1/2P4R/1N3QQQ/q5N1 w - - 0 1 Illegal Both Kings in Check
8/QB1NnR2/6rk/2N1Kq2/1q1QqR2/2Nr1Q1B/1b1PQpNP/b3bR2 w - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 2 wpr 7 wpx -1 maxuwp 1 minopp 1 bx 5 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
BQ1N2q1/n2kn1B1/NqpQQ1n1/1bPB4/R5B1/2n1P1N1/1KNn1r2/R7 w - - 0 1 Illegal Side not to move in Check
QQ3NB1/1Q1rr1Bn/1Q3KNn/P3N1R1/2b3b1/pn4Bq/Pk1rN3/R4b2 w - - 0 1 Single Check wx 0 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 4 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
n3Qb2/2q3rr/1N1BNqpK/1b1Q2n1/1Q4RN/2QP4/1BnBPk2/3RB2b w - - 0 1 Illegal Both Kings in Check
rnN1R1N1/1B2q2p/P7/3b1q2/3k1NQp/Pr1R1Q2/K3N2r/QBn2bQR w - - 0 1 Illegal Both Kings in Check
b1Q5/2p2R2/4P1n1/Br4RN/2n1Rq2/nQ2BNn1/2BRbPKp/1B2kr1N w - - 0 1 Illegal Side not to move in Check
n1bNn3/2B1Q1R1/1p3p2/8/3pQ2R/KPBNB3/N1b2PrN/1RRnqk1q w - - 0 2 Illegal Side not to move in Check
8/p1N2p1R/P1p1n2k/NBRRBPp1/r2KN3/2pbqN2/1b3R1B/B4Q1n w - - 0 2 Illegal Both Kings in Check
r1B5/1P4qp/B1B3K1/1P1N1N1P/pr6/B1b1N3/qnrR1R2/RQBr1k1n w - - 0 1 Illegal Both Kings in Check
1qQ1N1n1/3qR1PN/RK6/P3bP1B/1rq1k1b1/1Rn2R2/1rB3Bb/Q1R5 w - - 0 1 Illegal Both Kings in Check
Qn3N1b/3rRB1N/1NQ3N1/Nb1bQ3/1b2kKBn/2PPP3/3Rq3/r2n3n w - - 0 1 Illegal Adjacent Kings
bB1BN1K1/3n1B1b/Bn2Pr2/p5Pk/4p1RB/1r2Q1P1/3qp3/2BBN1Rr w - - 0 1 Illegal Both Kings in Check
1b6/kp1p1Qnr/NQBb4/QN6/2n1N1qq/1R2B2N/1KRnPP1P/5B2 w - - 0 1 Illegal Both Kings in Check
bB1N4/Q1BPN1rB/3RN2q/1ppR2Q1/kKn3p1/3nB3/1P1P4/Qb4b1 w - - 0 1 Illegal Adjacent Kings
1Rq1QB2/1p3P1B/2b2rKN/Rk1RP3/2b2n1Q/NQ6/2b2nPb/N2qN2r w - - 0 1 Illegal Both Kings in Check
NB2Q3/PqbK3N/1b6/1pN1b1NQ/3b1RB1/1n1Pqr2/RR4Pr/Bk3n2 w - - 0 1 Illegal Side not to move in Check
n3QR2/4b2P/1k3NrB/rBKNR3/2pqP3/1N4B1/Pb1p1BQn/3Rr2n w - - 0 1 Illegal Adjacent Kings
BQB2brq/Q3BPN1/Bb1P4/N2p1K2/2R1p3/P6R/k1Qr1R1n/b1n1n3 w - - 0 1 Illegal Side not to move in Check
RN5n/2p1Q2b/2QkBK2/P2rPP2/RpR3Rp/2b5/2Brr1Q1/n1NN2q1 w - - 0 1 Illegal Side not to move in Check
1r1B4/bR2B2b/1rP1kb1B/B5PQ/B1P3qN/2nnq2q/1BN2KqR/3N4 w - - 0 1 Illegal Triple Check
3bkKnB/1p2p3/1Q3BN1/1Pr1P2N/R5P1/1brr1BbN/B1q1B3/1n1RB2b w - - 0 1 Illegal Adjacent Kings
1bN2Nk1/pnb4B/Q3B3/rBRq3r/RQp1q1B1/P1P2K2/P2B2p1/6Bn w - - 0 1 Illegal Both Kings in Check
n3bK2/P1B3pp/Rbr5/3p2P1/2kPRBB1/3NQr1q/rp1BB1nN/1N4N1 w - - 0 1 No Checks wx 0 wp 3 wpr 5 wpx 0 maxuwp 1 minopp 2 bx 3 bp 4 bpr 1 bpx 3 maxubp 2 minopp 2
1rN1nq1R/bB4bB/3k3p/r3K3/2Rn2n1/P1R2B1N/1NRP2P1/NQ1r2n1 w - - 0 1 Illegal Adjacent Kings
2N2rRb/1Qr2Rk1/3rRKn1/3p1bqn/RPP1N3/Q1q2BP1/1qB1Q3/4Q3 w - - 0 1 Illegal Adjacent Kings
2bQ1Nn1/1Q1Rp2b/QbQ1nN2/4P1R1/3qKr1B/k2PB2p/r3P3/N1N3n1 w - - 0 1 Illegal Both Kings in Check
bRR5/Q1n2P1P/1Q2Nbp1/3p4/2P1QBN1/1qP1R1KN/4q1pk/bBr5 w - - 0 1 Illegal Adjacent Kings
3b2rn/1pkbrNq1/Q1BR1Pb1/b1Bqp3/B3QQ2/1P2P2P/R4R2/3K2nN w - - 0 1 Single Check wx 0 wp 4 wpr 4 wpx 0 maxuwp 2 minopp 2 bx 3 bp 2 bpr 3 bpx 3 maxubp 0 minopp 2
n2K3Q/R1k5/1nNP2R1/NP1p1N1B/p3r1P1/1P1rbq2/b4BnR/R1qR4 w - - 0 1 Illegal Adjacent Kings
1r2B1B1/k1PN2q1/B3Qrn1/1b1N3n/3PB1p1/5PR1/pPb1RNK1/1Rq1b3 w - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 4 wpr 5 wpx -1 maxuwp 3 minopp 1 bx 4 bp 2 bpr 2 bpx 4 maxubp 1 minopp 1
1K2R3/rQrN4/1qQ1k1P1/3N2P1/1Q2Q2n/BQBp1rP1/1P1bb1q1/2r4R w - - 0 1 Illegal Side not to move in Check
r1rq1rQb/1N1N1Q2/R5n1/rN3P2/q1B1Pb2/NK3P1N/1P2Bk1b/R2n4 w - - 0 1 Illegal Both Kings in Check
N1Q4Q/2b5/bp1Qq2n/NPr1k1P1/2nB1PQ1/2r1bR1B/q1PQ3K/1qR5 w - - 0 1 Illegal Side not to move in Check
KB5r/1b1p2pP/1n3BQr/P3RPNR/3q2PQ/3q4/4NpRk/nnR1R3 w - - 0 1 Illegal Both Kings in Check
1rq5/3R2p1/nRq1RKP1/N1Q1k3/2PrB3/pN1QpQP1/1P6/1r1QBr2 w - - 0 1 Illegal Adjacent Kings
1q2B2B/3Q2n1/6b1/r1qqN2P/1BbNP1P1/2NKp3/1RR1kPPQ/2n2q1r w - - 0 1 Illegal Adjacent Kings
nn2n1R1/R2Bb3/3P2Qr/Kb4kB/rPqqp1Q1/P2B1P1N/R1P1N2p/8 w - - 0 1 Illegal Both Kings in Check
3K4/pP1b3B/N1R1p1Q1/r1pnQ3/Pq1PB2p/2n1PR2/r2NR2P/rk1b3R w - - 1 3 Illegal Side not to move in Check
B6n/k7/1K3RP1/1Bn1p3/Bp1qP1rp/2prP1p1/1PPq1QPR/NNbB4 w - - 1 4 Illegal Adjacent Kings
1NbBn1n1/Qn6/R3p1B1/1K1bRpP1/1n1BB3/n1PN1k2/nqr4r/3b2r1 w - f6 0 1 Illegal Both Kings in Check
b1RNqR2/1p5q/BP6/b2pP3/1p1Q3n/1QKkqN1N/2Q2B2/rb1b1rR1 w - d6 0 1 Illegal Adjacent Kings
1Q1q4/qp3B1b/KQ3pk1/1pQpPQ1P/1NnB2b1/5R2/1r2rn1P/1R5R w - d6 0 1 Illegal Both Kings in Check
RN2b3/2bKQq2/5k2/4QPp1/1NQN3r/RNn3P1/2bq3q/Rn1Br1bQ w - g6 0 1 Illegal Both Kings in Check
1n3b2/5QN1/1B1R1P1P/NPpBqB1P/r1Qr1Kb1/2q1pk2/bQN5/5R1n w - c6 0 1 Illegal Adjacent Kings
r2Qkrrn/Pn2p3/3B1rKp/2P4p/1BR1P1P1/1R4N1/N3p1Nb/2r1Q1b1 w q - 0 1 Illegal Both Kings in Check
2q1q2q/1r1B2N1/ppq2q2/P3k1r1/Q2bpN1R/N5b1/1R1pR2n/R2nKR2 w Q - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 1 wpr 4 wpx 3 maxuwp -1 minopp 2 bx 0 bp 4 bpr 5 bpx -1 maxubp 2 minopp 2
8/1N2Rr1q/4Qq2/1b1p2qB/nNk1B1B1/1KR1prq1/3p3r/3B1n1r b - - 0 1 Illegal Adjacent Kings
Rr3bn1/1b2B1Pn/1npNp3/2N1P1R1/2r1r3/2K1Nkq1/Pnnb4/7n b - - 0 1 Illegal Side not to move in Check
1Rb1r1q1/n1Q1RR1q/3rk1q1/2N3p1/5Q2/K1NBQ3/1brn1qq1/r2n3B b - - 0 1 Illegal Both Kings in Check
8/1b2nq1p/5QN1/rp1B1NN1/Bb1pNQ2/2p2KR1/r1qbk1Q1/2b1b1n1 b - - 0 1 Illegal Adjacent Kings
2bq1Q2/NP6/p2Q1rr1/kRBn1N2/1Q2q2n/BbRr3q/rp1qr3/4K3 b - - 0 1 Illegal Both Kings in Check
2N2B2/bQB1q1p1/pRNpP1Kn/p5q1/N4R1r/1qr3n1/5Q2/q1k1b1r1 b - - 0 1 Illegal Side not to move in Check
nNrkrnr1/1K1Bp3/2Q2R2/NpP1bbb1/4q3/Q3QqR1/2rp4/N5q1 b - - 0 1 No Checks wx 5 wp 1 wpr 3 wpx 4 maxuwp 2 minopp -1 bx 0 bp 3 bpr 5 bpx 0 maxubp 4 minopp -1
3bqB2/BN4np/3r2nb/K1rP4/1r1b2kp/Np3q2/p1R1b3/4QBQB b - - 0 1 Illegal Both Kings in Check
n3r1b1/1QQqbq2/2r2K1R/4nk1P/1B3q2/Q1Br2Bp/nq1n3b/1B4N1 b - - 0 1 Illegal Adjacent Kings
4R1N1/1p1R1rn1/3krnKQ/2bQn2P/r1Q2NQ1/3b2rQ/1r1r3n/3q2r1 b - - 0 1 Illegal Both Kings in Check
rkn1N3/6rr/rNn2b2/1q2q2r/q1q2K1r/1NN5/1n1P1RRR/4bR1Q b - - 0 1 Illegal Side not to move in Check
R2rn1B1/R2n1n1B/bpk2P2/1K2PQ2/nn4p1/rq1qp2Q/6N1/2Q3nb b - - 0 1 Illegal Adjacent Kings
2B1Qq2/2r1b3/r2npKQ1/4p3/b1PN1nq1/1nkQp1rP/pR5B/b5N1 b - - 0 1 Illegal Both Kings in Check
2bQ1rq1/1R3r1n/1Np3pK/2nB3P/N1k4b/NNP4q/Bn6/r2qnr2 b - - 0 1 Illegal Triple Check
1BbBq1Q1/3q3b/1qr4n/1pN2n2/2n2N2/P3Bk1r/PbN3K1/1qn4Q b - - 0 1 Illegal Adjacent Kings
2R2Rb1/P2P1np1/6qP/2P4r/q1pNbkK1/B2B3n/1qR4q/1nr3r1 b - - 0 1 Illegal Adjacent Kings
1Q4r1/qpB5/2nb4/NPp2qnr/2PBq1pP/2B1P3/b1K2Q2/kqb4r b - - 1 2 Illegal Both Kings in Check
1nnQr2R/3N2k1/1n5q/RB2nr1N/1q4pQ/1n1p4/Bb2q1K1/NB1R3r b - - 0 1 Illegal Both Kings in Check
6N1/1pn1r1Qr/1rqR1b2/1b1N4/r2BQb2/Q1r3bn/1k1RNBb1/1R2rK2 b - - 0 1 Illegal Both Kings in Check
1BRQ2Q1/qp1r2n1/1bn2b1r/4n1NQ/1nr5/pRkKn3/B1NBb1b1/3R4 b - - 0 1 Illegal Adjacent Kings
3R1q1q/2rQ3Q/r4nR1/2p1qQrN/nprb3B/7N/rB3bKN/2R1k2q b - - 0 1 Illegal Both Kings in Check
4Rr1r/4Q2N/1r1kRp1n/nnNr4/3B2Qp/4RqBn/nb2K3/4NbBq b - - 0 1 Illegal Both Kings in Check
B1rK1R2/1nRBnbnQ/q2N3k/1b2Nr1n/n7/2Nb1B1b/1Qqr4/r6N b - - 0 1 Illegal Both Kings in Check
Q2qqBnR/3n4/1qbR3b/2rQ1rR1/1kr3R1/3n2N1/p1r3rn/N1K2Q1B b - - 0 1 Illegal Side not to move in Check
3n2QN/rnNRp1Q1/5N1n/1b6/2b1r2Q/R2n1r1K/1n1nkr1q/1BnQ1B2 b - - 0 1 Illegal Both Kings in Check
1bRr3r/1k1pq3/1nqB1p1K/1nqn1q2/2N1bR2/2R2B2/Q1NN4/Q1Nr2b1 b - - 0 1 Illegal Side not to move in Check
n2bNnN1/1R1br3/1Q1q1r1r/Q2K2N1/1RQ1Bp2/2Bnn1pb/8/r1Nn2k1 b - - 0 1 Illegal Side not to move in Check
3B1Q2/nq1K2p1/4Q2N/R1Np1RRr/1nb1Q1n1/qq1B2b1/5nb1/k1Q1b1r1 b - - 0 1 Illegal Both Kings in Check
2q1R1Qb/1Q2r1bp/b6r/3n1qB1/1RRpN2r/1Q3p1k/1nR3KN/2n1Bq2 b - - 0 1 Illegal Adjacent Kings
BRr1Q1r1/1B2p1n1/1q1K1Nn1/1q6/1pR3r1/2b2Q1R/1pb1b2R/rQk2N1r b - - 0 1 Illegal Both Kings in Check
bQ2rBN1/p2N2R1/Q1r4p/K4kR1/p2q2bp/4n3/r1BN1rnQ/1q2q2N b - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 0 wpr 4 wpx 4 maxuwp -1 minopp 1 bx 0 bp 4 bpr 5 bpx -1 maxubp 3 minopp 1
8/NbN1b1qn/1q3bKR/4p3/Qrp1NQp1/rRQ1Nrrn/2kB4/N7 b - - 0 1 Illegal Both Kings in Check
5Qq1/7B/rbq1p1bq/3N1B1N/KRNrbB2/3Q1pn1/Q5k1/N1rq1q2 b - - 0 1 Illegal Both Kings in Check
2RB1bb1/n2pR1Bp/n1NR2NB/P1p3r1/1b4Nr/1n2n1br/Q5K1/q4k2 b - - 0 1 Illegal Adjacent Kings
8/1nb1N2K/1Q1qQqb1/1p1Q1BbR/1rnk4/Brrr1NP1/N4qq1/2R5 b - - 0 1 Illegal Both Kings in Check
4n1q1/3Q1qK1/3b2nR/2qk2Nb/P2q2Qb/3rp3/N4pBR/1Nn1R1Bn b - - 0 1 Illegal Both Kings in Check
R1q3K1/2k3QB/B2br3/4P3/1RNN2nr/1bb1qQ1q/r2r1b1q/RQnn4 b - - 0 1 Illegal Both Kings in Check
5b1k/Q1RqR1Q1/1q1prqb1/n2NB1n1/2Pb2qN/K4B1B/r2q4/1q1q3Q b - - 0 1 Illegal Both Kings in Check
1Q2n3/Pp1K1nq1/2N1BN2/2b1nn1q/2r1q1kq/B2r1R2/2RrQR2/2b3qB b - - 0 1 Illegal Both Kings in Check
5q1B/qnQ1b1Pq/K2qR3/Rn2NB2/RpQ2k2/q2Q1q1r/1pqr4/5bN1 b - - 0 1 Illegal Both Kings in Check
r3b1r1/2r2n1Q/4B2p/4k1Bb/BPbp4/q1Nq1rN1/KR1R1R2/Q1q2n1q b - - 0 1 Illegal Side not to move in Check
N7/pqQRBn2/q2rbN2/p3B3/1bbBk3/2r1Bbn1/2b1Pb2/4K1RR b - - 0 1 Illegal Both Kings in Check
1B3RnB/1K3RbB/1r2RPpk/r1NQ1nq1/b6B/Nb1p4/6nr/n5b1 b - - 0 1 Illegal Side not to move in Check
2KkB1Nq/Prq2Npn/Rb2qB2/rn5R/5rRr/5b1n/b3B2q/6BQ b - - 0 1 Illegal Adjacent Kings
3n3n/N1QnbbqR/3B3r/2Nq4/3p2K1/1kbr1R1r/Pqp2NBB/r2B4 b - - 0 1 Illegal Both Kings in Check
1N3qb1/R2n3Q/bR1BpB2/3kb1NP/1n3b2/r2Kb3/1rNBN1p1/1n4bq b - - 0 1 Illegal Side not to move in Check
q2Qb3/B4n1q/4B1rN/1Rb2Q2/KP2pq1q/k1bR3n/2r1NN1p/6Nn b - - 0 1 Illegal Adjacent Kings
4q1NQ/3BK1rq/R1B1N1B1/PQ2n1r1/3nr2q/RBb2b2/b1b5/kr4bq b - - 0 1 Illegal Side not to move in Check
qKr5/1q2Nb2/n2bb2B/3bQ3/3BRp1n/n1QQP3/1br1k3/1Q2rRNr b - - 0 1 Illegal Both Kings in Check
4k2N/3QnrB1/R2bNb1b/1q2q3/1Bn1Q3/rb1K1bP1/1b5n/2BBq2B b - - 0 1 Single Check wx 4 wp 1 wpr 4 wpx 3 maxuwp 2 minopp -1 bx 1 bp 0 bpr 7 bpx 1 maxubp 1 minopp -1
1nQB1Qq1/5r1Q/5rk1/2pK3P/1R1pRp2/1n3rb1/n2N1Q1R/4Bqr1 b - - 0 1 Illegal Double Check
1rR5/K1pN1b1R/5BNn/2b2b2/2Nr1p2/R1nk1NqN/bbP1r1n1/2B4r b - - 0 1 Illegal Both Kings in Check
5bk1/4q2B/B1br1nP1/1bRB2q1/p4BBR/B3q1q1/4NR1n/q4rKq b - - 0 1 Illegal Both Kings in Check
5n2/2p5/n1R3n1/q1bQ4/K1Bq4/k3qrNB/rbbP1RPN/qqnB3N b - - 0 1 Illegal Adjacent Kings
2B1b3/pB1N3B/r1b4n/qbkRnQ1b/2bKP1N1/P3R2r/4q3/1N1n1qn1 b - - 0 1 Illegal Adjacent Kings
rr6/1p2rPq1/P1n5/p2r1Bbn/2RN1b1Q/1N2N2R/1R1Kqp2/1qnB2k1 b - - 0 1 Illegal Side not to move in Check
Nbb5/4n3/Qnrrb2q/PRrKpp1B/PR1N1p1p/1bk5/BnR1B3/8 b - - 0 1 Illegal Both Kings in Check
3Qq2b/2kq1Qb1/3p1P2/pq2rN2/5B2/1n3Kqq/Qp1P1N2/2nRR1rB b - - 0 1 Illegal Both Kings in Check
3n4/B1p3B1/1qKpb2N/pPn1qP2/q2qbq2/1rQQ4/2b1kN2/2N1RR2 b - - 0 1 Illegal Both Kings in Check
3bqrnN/4n3/3NqQP1/b1bk4/1Rbnr2B/3P1Nq1/1nB5/1bRK1Qn1 b - - 0 1 Illegal Side not to move in Check
1nq3nq/5Rr1/1Bnbq2P/2bn1N2/Q2QrB1K/rN3Pb1/2R5/Q4krn b - - 0 1 Illegal Both Kings in Check
1B1bb1r1/RN3nnr/1r2P1NB/3b1n1q/1QR2KNP/1q1kn2n/8/2rn3Q b - - 0 1 Illegal Side not to move in Check
n1b4n/1Q1kn1n1/3bB1Pr/nP1N2b1/1b4qp/4K1Q1/RBN2rn1/4n1BR b - - 0 1 Illegal Both Kings in Check
2bK3r/4n2P/1rQ1N3/Qk2Q2B/1R1b2np/1rn2n2/qBNpP2R/b2nr3 b - - 0 1 Illegal Both Kings in Check
N1rRR3/7p/1b2B1Rn/P1Pp2Bn/q2r3n/K3Nnr1/2QQb1r1/1n2k1n1 b - - 0 1 Illegal Both Kings in Check
k3Q1B1/1p4r1/2b2rn1/P2BQrp1/1NnR3r/p1K3Pq/1Np1nb2/1rRN4 b - - 0 1 Illegal Both Kings in Check
1bN2R2/bQ1n4/Nr6/1rbB1n1r/pP1B2nR/1RqK2kP/2rb1R2/1n4b1 b - - 0 1 Illegal Side not to move in Check
4r1N1/qr1Np1R1/2RK1p1p/r1b1R2k/2nR1b2/1B1P4/1Q1P4/R5r1 b - - 0 1 Illegal Both Kings in Check
QK1b1B1R/B1NBn1b1/1p1NB3/1P3kn1/4P2q/nnb1n2r/n1q1r3/1r2B3 b - - 0 1 Illegal Triple Check
K1q1R3/pp1nn1R1/b6b/1NR1R1n1/3qb1k1/1PQr1p1P/1n3B2/Rq1rN3 b - - 0 1 Illegal Both Kings in Check
bbB2NB1/2b1p2B/5p2/BRnP4/2K1p1Qp/p1r2kpp/Pn4N1/Qrq5 b - - 0 1 Illegal Both Kings in Check
2q3b1/3Pqr2/N2B1b1B/K1brq3/2k5/B1P1QQQq/1n3pbN/1nn2N2 b - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 2 wpr 5 wpx 1 maxuwp 1 minopp 1 bx 1 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
1BkbBQ2/Bp1b1p2/7q/NN3qQ1/1P1r1Nr1/K1p5/n1P1Nbnn/1qb5 b - - 0 1 Illegal Side not to move in Check
1q2K2B/rNk5/2Q2PPr/3RR1P1/qB3N1n/2Rqbn2/3q1p1p/rq1r2b1 b - - 0 1 Illegal Both Kings in Check
N2R1B1Q/r1b3PK/1R2Pk1q/n5pn/5Br1/3NpP1b/2p1N1rb/b2r1n2 b - - 0 1 Illegal Side not to move in Check
Q1rq2N1/qnR5/2n3rp/B5k1/BQ1b2Kq/1Pq3P1/1bP1R1p1/rb2qN2 b - - 0 1 Illegal Adjacent Kings
3Q4/1rr1kPbn/2N1nBr1/3PBr2/1pn2N2/2R1rNK1/1rb2P2/r3Q2r b - - 0 1 Illegal Both Kings in Check
4bq1K/1n2k3/Bpq2Q1q/R2R1PB1/2Pb2rQ/Pb3pn1/N1q3b1/q2B4 b - - 0 1 Illegal Both Kings in Check
Q5q1/2n1bpr1/1k1nR3/1b1P4/Br1rQq1P/1p3NQ1/K1bqnPB1/R1b5 b - - 0 1 Illegal Side not to move in Check
1q1K4/2B3kb/2n2r1n/1ppBb2b/n1P2Pn1/1r3Pn1/QN1N4/rB3QRn b - - 0 1 Illegal Side not to move in Check
R1n2nb1/1nq2P2/1N2pP2/1Q2Pp2/1B2q2K/1n1Q1qk1/1r3Br1/1B1qRqb1 b - - 0 1 Illegal Adjacent Kings
1KR1Q1B1/4Pp2/nbbB1P1q/6np/1r1qk1rp/1p4rp/P1n5/1R2QNR1 b - - 0 1 Illegal Both Kings in Check
8/2prR1Bb/Pn1p1NBr/1qP1P1R1/q4kqb/r2qBRN1/5q2/n1q2K2 b - - 0 1 Illegal Both Kings in Check
3n2qb/4P3/pprrR2P/1NB1PQ1n/4bq1N/N3q1n1/nk1NR3/3K2q1 b - - 0 1 Illegal Side not to move in Check
q7/2pBB2q/r4Nr1/K6p/1Q2pRP1/1n2BqbB/Pp1bP3/n3kbrR b - - 0 1 Illegal Side not to move in Check
3Qq2n/1N2P2b/q1RK1B1B/p5pP/p1Nk1Pqr/5n1q/1P2q3/Q3rq2 b - - 0 1 Illegal Bishops Too Monochromatic wx 4 wp 4 wpr 2 wpx 2 maxuwp 3 minopp 1 bx 1 bp 3 bpr 5 bpx 0 maxubp 2 minopp 1
1NbB2r1/3nbBq1/PP4RR/B7/1NK4n/3nqn1p/1rP2nkP/2n1qr2 b - - 0 1 Single Check wx 4 wp 4 wpr 1 wpx 3 maxuwp 3 minopp 1 bx 0 bp 1 bpr 7 bpx 0 maxubp 0 minopp 1
Nn1B2Qk/2r2KQn/Q2p4/r1R1r1B1/1r1R1b2/b4B1b/2nNn3/r1QQ4 b - - 0 1 Illegal Both Kings in Check
K4QRq/4QR2/q4BrB/1NR5/N3nnR1/b2n2pn/R3rnr1/1krNb3 b - - 0 1 Illegal Side not to move in Check
Nr1R1Q2/r1q1n1b1/1N4q1/R1b4B/1p1BnQ2/1Nn1bb2/7q/NKnQ2Nk b - - 0 1 Illegal Side not to move in Check
1Bnq2Q1/1Q3NR1/2N1q1br/4kp2/rR3p2/nr4K1/qBB2B2/B1rbQ1n1 b - - 0 1 Illegal Both Kings in Check
N2qNn1B/2nK3b/r6r/1r1Bbq1q/3RnqN1/2Q2k2/2q1RQ2/1B2Q1Br b - - 0 1 Illegal Both Kings in Check
q1q4N/5B1n/nB2rNn1/1n1NRbp1/3K3Q/Qb1krNB1/1rQr4/r3R3 b - - 0 1 Illegal Adjacent Kings
4nbN1/1kNb1R2/2r4q/pBr1Q2Q/1r1QbBqK/r5RR/2Q1B2b/1n5q b - - 0 1 Illegal Side not to move in Check
4Q1bn/5p1b/1qQ2Np1/1R1q2N1/1KqqRR1B/1r2q2R/bk1n1rNB/B7 b - - 0 1 Illegal Both Kings in Check
8/b3Rb2/nnq1N2R/1n3pBb/1r2r2b/3Rr2B/R1Kr2Rk/B1QNq2R b - - 0 1 Illegal Both Kings in Check
1nq4r/3pn1n1/1pBBR3/1N2NK2/1Qn4r/Bbq1nR1p/3kN1R1/1N2bB2 b - - 0 1 Illegal Both Kings in Check
1n1q1RQ1/1rR5/Nr2qRnq/1n2k1KB/2bRnB2/1qB2B2/5bN1/q3n1Q1 b - - 0 1 Illegal Both Kings in Check
B2N1rn1/2nkN3/3q1Nrb/3NRb2/2rK1q2/rQ2B1R1/r1Q1B3/qqb3B1 b - - 0 1 Illegal Both Kings in Check
1n1n2q1/1rRb2B1/QrNQ1qn1/R1Nk1B2/5pb1/pP3R1n/1b2NQ2/2Kb4 b - - 0 1 Illegal Both Kings in Check
3N3n/qr2n1Rp/QN2qB1k/7q/1rb2Bp1/1b1p1QqR/1bN3P1/K2Q2R1 b - - 0 1 Illegal Both Kings in Check
3rk3/3p4/1Q1Q3R/NbpK2r1/Bq1ppb1B/BnRb1nR1/p1N2P2/3Q1b2 b - - 0 1 Illegal Side not to move in Check
1rBq1bB1/bn2N1N1/1p1n1k1N/rP1bNrbq/b2Rp3/N2B1RQ1/4K3/8 b - - 0 1 No Checks wx 3 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
2Q5/N5Bb/RP1Rn2q/r1N1p3/R1B3r1/1q1b3B/rnk1R2K/1n2qqNn b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 4 wpx 3 maxuwp 0 minopp 1 bx 1 bp 1 bpr 7 bpx 0 maxubp 0 minopp 1
n5Nq/2Rr3b/RbR1q1K1/5r2/bB2QqnR/3Q1P1r/r1b1BkR1/6N1 b - - 0 1 Illegal Both Kings in Check
1bQn1q2/4Q3/1N2rQ2/rK1nQ3/N1r1R1qn/n6n/Q1Pr3B/Rkb2Bn1 b - - 0 1 Illegal Both Kings in Check
2N3b1/r1nq1R2/2r3B1/Qp1qr1BN/P2kR2r/5B1r/1q3n1K/n3BbQB b - - 0 1 Illegal Both Kings in Check
NR2b2N/4n3/k3PpBK/bqqQ3r/3rBn1B/1Bn3B1/4Q1bR/4n1qn b - - 0 1 Illegal Side not to move in Check
5nn1/R5Q1/4nr1p/1BR1q3/P1Rrr2b/qkNRR1n1/r2r1b2/NKB3Q1 b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 4 wpx 3 maxuwp 0 minopp 1 bx 1 bp 1 bpr 7 bpx 0 maxubp 0 minopp 1
Q2Nr3/b5Qk/3R2bB/1p3P2/1rN1pnRr/pnQb4/1QK2q1r/1Bn3Q1 b - - 0 1 Illegal Both Kings in Check
Qb1r3R/nb1B1R2/Bb4pp/1Kbpb3/Q5k1/QN4bQ/q3N2P/nQ3r2 b - - 0 1 Illegal Both Kings in Check
n1r5/1N3RPB/qQNNp2B/Rn3N2/2b2b2/k7/r1R1Q2r/1nbnq1K1 b - - 0 1 Illegal Both Kings in Check
Q2RqQ2/2b1kr1K/1BQBN3/2b2nn1/1q1B1B1R/n5Pb/pN2pb1b/8 b - - 0 1 Illegal Both Kings in Check
1B3b2/7r/1QrnPp1r/2pn2r1/B1BQK2N/3N1q1k/2R2B2/r1Qq2nR b - - 0 1 Illegal Both Kings in Check
1NR4r/Q3p1P1/kp4qq/B4BrN/bnn2n2/3Nq3/Q3R3/1QQr1K1n b - - 0 1 Illegal Both Kings in Check
2nn4/1Nq1N2p/Q3Q1r1/2p2NpB/n4RQb/1Rn2bK1/1r3PB1/k2Q3q b - - 0 1 Illegal Both Kings in Check
NB1r3n/RN4b1/3RQ1q1/3b2P1/1Qn4q/Kr2k1BR/qnn2bp1/1n1N1N2 b - - 0 1 Illegal Both Kings in Check
3rb2R/1n1NqBQ1/1n1nR1bp/nP6/1r1N1Q2/BkRb2qK/2B4r/2q2B2 b - - 0 1 Illegal Both Kings in Check
k3qBB1/P4n1R/r2pKQ1N/b3b3/1N6/1Rq2rRQ/nr1b4/n2B1qBb b - - 0 1 Illegal Side not to move in Check
4rk1n/Q3B3/q1Q2b1B/1P2N2R/B1RbK2R/p1bb1nN1/1r1b2n1/bq2R3 b - - 0 1 Illegal Both Kings in Check
2RbBqrQ/n1P4R/3b2n1/5B1r/2KN1Bn1/1QN2p1q/q2bQ1Bq/1kb5 b - - 0 1 Illegal Triple Check
1b1N3r/3Kpn2/4BNBb/3QRQ2/1nn2qbk/1P5Q/1pq1Nr2/2Rr2Qr b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
1Q2n1bR/q1PN4/R1NrBnb1/prKb4/1n4p1/N2k2r1/qbB5/3B1Q1B b - - 0 1 Illegal Both Kings in Check
3N2Bn/pn3Pb1/r3RQQR/3rQb2/5RK1/q2n2R1/1qqbp3/kB3N1b b - - 0 1 Illegal Side not to move in Check
3nN1qb/R2pnn1R/1B3Q2/qn1r1pN1/P1K1k1r1/2nR4/1N3Q1b/2B1R1n1 b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 5 wpx 2 maxuwp -1 minopp 2 bx 1 bp 2 bpr 6 bpx 0 maxubp 0 minopp 2
b6n/p1qbb1bk/2BRrN1N/3r2Q1/1RpPKr2/nr6/NR3Q2/1n3B1N b - - 0 1 Illegal Both Kings in Check
1K1R4/NB3q2/qbpQk3/1pbr2p1/rn6/1NP1B1N1/QbqQ2R1/N2n2n1 b - - 0 1 Single Check wx 3 wp 1 wpr 4 wpx 3 maxuwp 0 minopp 1 bx 1 bp 3 bpr 5 bpx 0 maxubp 2 minopp 1
N1n2b2/2pKRQ2/3q4/2Np1Q2/rp2RP1n/b1Br1Br1/B3k1b1/Bn2R2q b - - 0 1 Illegal Both Kings in Check
Q2RQ1Q1/n1P5/5prk/KbNN2pp/3BN1q1/1r2N1R1/3b1n1B/1n1b1nq1 b - - 0 1 Illegal Side not to move in Check
1Rr3b1/kpK5/4R1q1/nb1nNNpQ/2B5/3p1b2/RqPQ1Rbr/2nB2N1 b - - 0 1 Illegal Side not to move in Check
Q2q1N2/K3rpnn/RN2pk1R/1npb3q/3r4/2P1BQ2/1bp2nBR/5B1R b - - 0 1 Illegal Both Kings in Check
3r2BR/n3R1p1/Q1Np2n1/p2RbB2/N1Rnr1qr/2r4K/3P1p1r/B1k4Q b - - 0 1 Illegal Both Kings in Check
q1NnB3/4R2N/1rqq2nR/3RpB2/krR1qrq1/Q1K1R3/1bb1R2P/1b6 b - - 0 1 Illegal Both Kings in Check
rBRq4/rpn2q1R/2N2Q1q/b3q3/6P1/1NNNN2N/1rk1rB1b/2r3nK b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 5 wpx 2 maxuwp -1 minopp 2 bx 1 bp 1 bpr 7 bpx 0 maxubp -1 minopp 2
bRqRB1bN/1r2qbk1/pK6/3Rb1r1/1Nb1r1p1/5Q2/2nP3N/1N2BR2 b - - 0 1 Illegal Side not to move in Check
2r1k3/n1bbB1qb/1N1B1bR1/R2N4/1qp3B1/1q1bP3/3r1K2/nNBq1QN1 b - - 0 1 Illegal Side not to move in Check
rNnbb3/Bb3B2/1B3R1Q/1Kn3p1/1b1B2b1/R1Rk2PQ/5B2/r2nqr1r b - - 0 1 Illegal Both Kings in Check
1Q2qn2/4P1pR/1p2N1K1/kQqb1r1N/R1bp4/2r1R1BQ/q6N/2Q3nb b - - 0 1 Illegal Both Kings in Check
7N/2p2rn1/pp2K2N/Q4r1R/NPN1r1Qn/bn3krq/B1b5/1N1qNB2 b - - 0 1 Illegal Both Kings in Check
2q2R1R/2R5/2q3bB/qr1N2pq/1nbNN3/k1q1P2N/B1Nq3N/K1r4r b - - 0 1 Illegal Both Kings in Check
3r3n/kBNn2pp/b7/Bp1n1Nn1/K1B1Rbq1/3R2N1/1Rq2rPb/2R3B1 b - - 0 1 Illegal Side not to move in Check
4N2n/3nQ1bn/2KRRNN1/bnP1Nr2/pqr2k2/2QQ3q/R6Q/1r2b3 b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 1 wpr 6 wpx 1 maxuwp 0 minopp 1 bx 2 bp 1 bpr 6 bpx 1 maxubp 0 minopp 1
2k1R1r1/1P1n1bn1/R1Q1B1p1/P1B1b1rb/1rr1qB2/3KNN2/Rpn2p2/6N1 b - - 0 1 Illegal Both Kings in Check
Nn1k3R/Qq3bR1/b1Q4r/pnP2KBq/Nn1P1b1N/1B2p3/b5p1/4Q3 b - - 0 1 Discovered Double Check wx 3 wp 2 wpr 3 wpx 3 maxuwp 3 minopp -1 bx 2 bp 3 bpr 4 bpx 1 maxubp 4 minopp -1
N3B2n/b2b3p/4qQQ1/P1R1K2k/RB4q1/4rP1b/rbRnq1Nb/4Bb2 b - - 0 1 Illegal Both Kings in Check
QBb2b2/R3k1N1/nqr1N1Rq/6B1/b1qq3b/2N2Kn1/Pp1Q1Pq1/r3R3 b - - 0 1 Illegal Both Kings in Check
q2q1qnB/1N1Qb1P1/4p2R/kPR1Q1R1/bprqB2K/4Nr2/r7/Nqn5 b - - 0 1 Single Check wx 3 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 2 bpr 5 bpx 1 maxubp 2 minopp 0
R3n1n1/1q2N1Q1/BPR3kP/KQp1n2b/2r1nN1p/n6q/1b2n3/RBN3r1 b - - 0 1 Illegal Triple Check
1NKr4/1Nn5/p3pPn1/2QR1pP1/1k1qrQ2/Q6b/1b1Rr1N1/1BnB1n1n b - - 0 1 Illegal Both Kings in Check
3RQ3/bRB2PB1/kb3Krq/1n4Pp/n2qr1n1/2p1n2N/1Q1pN2B/Q5r1 b - - 0 1 Illegal Side not to move in Check
3rbq1q/1rp2Kp1/1QPB4/Q1B1n3/1p1QN1nP/2b2kBr/2r2R2/Rn4N1 b - - 0 1 Illegal Both Kings in Check
2n5/K3p1r1/1q3R2/bQ1nnR1Q/1B2bNq1/3QNp1q/B3PP1k/rr2qB1n b - - 0 1 Illegal Side not to move in Check
R2r2K1/b1Q1Nr1p/R1QBp3/1p2br1n/1P1B1Nr1/qp4BP/n1N2n2/1k4n1 b - - 0 1 Illegal Side not to move in Check
8/P3RN2/1n2rBn1/4pB2/P1rqb1K1/k1q1p1Nn/R2n2qB/bQB2b1B b - - 0 1 Discovered Double Check wx 3 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 2 bpr 5 bpx 1 maxubp 2 minopp 0
3N4/Nnn3r1/rrp1BP1n/6rk/B4b1b/K2RB1P1/2QR2N1/1Nr2qr1 b - - 0 1 No Checks wx 3 wp 2 wpr 3 wpx 3 maxuwp 3 minopp -1 bx 2 bp 1 bpr 6 bpx 1 maxubp 2 minopp -1
bB2rr2/5q2/1b4PN/q1k2R2/R2Q1B1P/1K1Bqn1n/2bp2R1/2bqb1RN b - - 0 1 Illegal Both Kings in Check
1n2rq1N/5PNB/nRn5/4rp1R/b1qPq1RQ/4N3/3NBr2/K1qk1b1r b - - 0 1 Illegal Both Kings in Check
1Nb1Q1n1/pr1B1qpn/1B3b1K/rN3nP1/1p1N2RN/1B6/PrRbk3/q1n5 b - - 0 1 Illegal Both Kings in Check
1R1B4/1b1bpb2/1b1bb2p/Npq1P1rB/QBkr1n1R/2N2BNP/1n1n1K2/8 b - - 0 1 Single Check wx 3 wp 2 wpr 3 wpx 3 maxuwp 0 minopp 2 bx 0 bp 3 bpr 5 bpx 0 maxubp 1 minopp 2
K1b2N1r/1kR1q1n1/1r1pq1pp/5NP1/3p1r1P/4NRb1/1b1pB1BR/n1NQ4 b - - 0 1 Illegal Adjacent Kings
1NqR1Kbn/pP1b4/QnpB2nB/4BbBQ/7r/4Rk2/2P3r1/2Nb2r1 b - - 0 1 Illegal Both Kings in Check
5QN1/rP1R1rn1/3N2Qq/qrk2br1/q7/r2NrP1B/3NnK2/1BR1nb2 b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 2 wpr 4 wpx 2 maxuwp 0 minopp 2 bx 1 bp 0 bpr 8 bpx 0 maxubp -2 minopp 2
3rB1N1/k2bBp1n/2n3KN/1QP3nn/2rQ1BP1/2nb2nb/3n1q2/3RB2R b - - 0 1 Illegal Side not to move in Check
3Q2KR/1b3P2/NB2B1n1/B2Nbqb1/b2b1rqP/2n1p1pk/8/rr1RBQ2 b - - 0 1 Single Check wx 3 wp 2 wpr 3 wpx 3 maxuwp 2 minopp 0 bx 1 bp 2 bpr 5 bpx 1 maxubp 2 minopp 0
q1Rr4/5rpq/PKk1Np1Q/1Nn3nB/1RBb2bN/1nNQ4/2r3P1/6nb b - - 0 1 Illegal Adjacent Kings
kr1QBqQN/2R3P1/7K/1pnBb2b/2Nnn1r1/1Rprb1P1/r1N5/2N1n3 b - - 0 1 Illegal Both Kings in Check
b1Bq1q2/N3NK2/RBP3rQ/P1pn1R1r/1rB1r1q1/6p1/b3B2n/1kq4Q b - - 0 1 Illegal Side not to move in Check
4Bq1n/3BppB1/3pN1n1/rq2B2N/5RpK/4qPP1/kQ2q1rn/bQ1Rb3 b - - 0 1 Illegal Both Kings in Check
2N3B1/rq1Rp2Q/BR5n/3p3N/q3Pp2/1nKP2Qp/rn3k1n/1b2rbQQ b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 2 wpr 4 wpx 2 maxuwp -2 minopp 4 bx 0 bp 4 bpr 5 bpx -1 maxubp 0 minopp 4
1rkQ1r2/b5p1/1nnRrRN1/pRNN4/B4Nb1/1bn1PNP1/3K4/1qn2r2 b - - 0 1 Single Check wx 3 wp 2 wpr 4 wpx 2 maxuwp 1 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
k6N/2Q4q/Rb1Qq1rB/R1pp3R/1P1rP3/R1Rp3N/1p2r2K/n3qb2 b - - 0 1 Illegal Both Kings in Check
b7/p1QBr1br/1P1knB2/NN1q2bP/1n1R1pr1/2B5/1BQ5/N1K3nr b - - 0 1 Illegal Double Check
1b3r2/1b1n1N1K/1R3N2/B2q1N1n/bp3rPp/qk2QR2/2r1Qr1P/1rR1N3 b - - 0 1 Single Check wx 3 wp 2 wpr 4 wpx 2 maxuwp 1 minopp 1 bx 1 bp 2 bpr 5 bpx 1 maxubp 1 minopp 1
3r4/pQ3rq1/2Kpq2p/R2P2r1/Q4kr1/rbBQPnR1/N2b4/B1R2nR1 b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 2 wpr 5 wpx 1 maxuwp 0 minopp 2 bx 1 bp 3 bpr 4 bpx 1 maxubp 1 minopp 2
1R1NB3/n1Q1qQkK/q1qpR3/2qNpbP1/2p1N3/1n1P3Q/6rQ/1r3q1b b - - 0 1 Illegal Adjacent Kings
4n1Q1/2p2rP1/2r2q1Q/BpB2n1K/1b1Bp1QR/p5b1/qP1R2b1/1qN2Bk1 b - - 0 1 Single Check wx 3 wp 2 wpr 4 wpx 2 maxuwp 1 minopp 1 bx 1 bp 4 bpr 3 bpx 1 maxubp 3 minopp 1
7N/2pk1rqp/2B4N/2bnBpRR/R1P1pPr1/2Kn4/2R5/r1BRn1b1 b - - 0 1 Illegal Both Kings in Check
nBb3qB/1B2N1Bp/Q2pRnP1/p4Bnk/prK1N1bP/q6B/5q2/7r b - - 0 1 Illegal Side not to move in Check
b5NK/1pN5/4R1B1/Nk1Qq1qp/1Np2P2/1Pp1N1R1/2rNp1nb/4r1nn b - - 0 1 Illegal Both Kings in Check
4r2N/nbr1bqRK/rqRq1kR1/8/P1N1b1n1/3P2RQ/7N/QR2bq2 b - - 0 1 Illegal Double Check
r2bnr2/1b1nnN1Q/3P1P2/2q1b1Pn/1N6/N1rKRk1B/2B2Rp1/n2n2B1 b - - 0 1 Illegal Both Kings in Check
QR3n2/2K3Nr/2Bq2pk/B2b2q1/6q1/pr1N2qn/Pqb1P1P1/1RrB1n1R b - - 0 1 Illegal Side not to move in Check
3kq2q/BpK5/2N2QRP/N1BrB2n/4pRr1/4Pqpb/1P1N2r1/3b1qnn b - - 0 1 Illegal Adjacent Kings
1qNk1Nrb/2P1qQ2/q5Q1/p1Pr3b/r2b2PK/3B4/R2R2B1/1nB1q3 b - - 0 1 Illegal Both Kings in Check
8/2NPPb1B/2b4q/Q1RPq3/1pB1q1b1/n1Kb1Q2/1BR2r2/qn2Nkrr b - - 0 1 Illegal Side not to move in Check
4k1K1/3R4/2b1nn2/pqpQQN2/2Bbr2B/2PP2R1/1PR2b1r/br2Nq1b b - - 0 1 Illegal Side not to move in Check
N3r3/4R1n1/3P2B1/Nnk1pp2/1Pnn4/Br1nbNRr/1KQ2P2/q1rQ3q b - - 0 1 Illegal Both Kings in Check
3R1n2/4bpqp/1q2q2R/n2nrB1k/1brR3P/NpB1Qr2/1Pp2P1N/1K2Q3 b - - 2 3 Illegal Both Kings in Check
1K2RB1r/P3b2r/b2q2QN/4P1n1/1n3k1P/1Bqb2N1/1B1rr3/Br2R1bq b - - 0 1 Illegal Side not to move in Check
1r2Rnb1/1nB1N1b1/2b2BRK/br1Q1nP1/1kR4p/qN1P1Pnb/R4r2/8 b - - 0 1 Illegal Both Kings in Check
q3n1B1/1B2r1Q1/b2n3k/RN4p1/2p1bprP/4rn1B/1bP3P1/1bbB1NRK b - - 0 1 Illegal Bishops Too Monochromatic wx 3 wp 3 wpr 3 wpx 2 maxuwp 0 minopp 3 bx 0 bp 3 bpr 5 bpx 0 maxubp 0 minopp 3
Rb1r1Rr1/1pp1b2p/BB1R1n2/n1P2q2/3NQ3/1PR3pp/1K1n2Pq/k3b2N b - - 2 3 Illegal Adjacent Kings
1NqnR1Br/r2Q4/n2Q3q/1b1P4/1p5q/1k1B2NP/qrq3KP/3Qn1N1 b - - 0 1 Illegal Side not to move in Check
2n1B1QQ/5b2/2rr1p1P/1bPN1R1B/K2n2B1/nq2b2P/pR2k1R1/b3r3 b - - 0 1 Illegal Both Kings in Check
2Nr4/K6P/2PN3b/R4b1n/q1pQQ1q1/Pr2bqp1/1Q2N1p1/1B1Rk2n b - - 0 1 Single Check wx 3 wp 3 wpr 3 wpx 2 maxuwp 4 minopp -1 bx 2 bp 3 bpr 3 bpx 2 maxubp 4 minopp -1
2qQN1B1/1P1nNQ2/5R1p/b2B2nP/1rQ5/p3Brb1/1P5K/bb1nrk1q b - - 0 1 Illegal Both Kings in Check
R1R1q3/n3r1Q1/rp1bp1RK/NB1QbQ2/3N1p2/4Pb2/P2Pr1br/4n2k b - - 0 1 Illegal Side not to move in Check
N5RN/nn1p4/1qR2P2/nprP4/B1Q2n2/R2R2P1/bK3bp1/2kr1Rrb b - - 0 1 Illegal Adjacent Kings
2b4q/2p1P2n/1Qb1R3/1pPNN3/3p1Nr1/1R1R2bK/r2PRkp1/B2rn2r b - - 0 2 Illegal Both Kings in Check
2qqN1R1/kp6/2RP4/6N1/1r1Qb1P1/1Q1n2bN/N1pP2qB/K3rr2 b - - 0 1 Illegal Both Kings in Check
6q1/Qk2r1K1/Q7/1q1QbQP1/1qb2n2/1BPb3r/1Pb2qbr/2N1R1NR b - - 0 1 Illegal Both Kings in Check
5kR1/1BK4p/pRQp1pPP/1pq4N/4rR1r/1P1r1Brq/3R2Qb/1n6 b - - 0 2 Single Check wx 3 wp 3 wpr 4 wpx 1 maxuwp 1 minopp 2 bx 2 bp 5 bpr 3 bpx 0 maxubp 3 minopp 2
5QR1/pB1NKpb1/2B2Pn1/P3Qq1q/B4k2/1p2pP2/1n3Brp/R1qr3b b - - 0 2 Illegal Both Kings in Check
kBr1r3/2p1Q2p/nQ5P/p3n1R1/b2R1p1q/PRpr2RB/5PN1/2K1brr1 b - - 0 1 No Checks wx 3 wp 3 wpr 3 wpx 2 maxuwp 0 minopp 3 bx 0 bp 5 bpr 3 bpx 0 maxubp 2 minopp 3
4N2B/1kn1Q1q1/4P1Q1/1Q4b1/1n2b1qB/NqbPK2p/2rBP1r1/n1N2q2 b - - 0 1 Illegal Both Kings in Check
4qk2/N1r1Nnp1/rB1KR3/BB2pP2/1bn1P1P1/2q3r1/3P1rQq/bR1q3b b - - 0 1 Illegal Side not to move in Check
2rK1n1B/RqNb2pN/4Q2r/p3b3/2k3P1/1RP1rbnr/N3P1pP/3r2R1 b - - 0 1 Illegal Both Kings in Check
2Rq4/2pBP2r/NKr1n3/p3Pk1b/1PQB1R2/1r1rB3/Pr1n4/1qB1n3 b - - 0 1 Illegal Both Kings in Check
2q3n1/p1B1RNPq/4nr2/pbR5/P2n3R/PN1QKknr/3q2PR/4b2n b - - 0 1 Illegal Adjacent Kings
1q3Q1N/1b1r4/1r5q/r7/1P1PBr1p/1bPQ1PN1/Rk4Q1/1Q1bKb2 b - - 0 1 Illegal Triple Check
2r5/BqbKNrb1/b1R1q1n1/6PP/RqP2q1b/kPp2PB1/5Q2/b1n3N1 b - - 0 1 Illegal Both Kings in Check
3Q2R1/RR1BbNR1/q1B2Nbq/2kn4/q1R1r2Q/r2Nn2K/bpB5/5nr1 b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 0 wpr 7 wpx 1 maxuwp -1 minopp 1 bx 2 bp 1 bpr 5 bpx 2 maxubp 0 minopp 1
K3B3/kBN1QBNn/3qp1B1/3bnbp1/nr3r1R/B3nN2/r3QR1b/Q7 b - - 0 1 Illegal Adjacent Kings
1k1q2qq/4N1QR/r1B3B1/1q1r3q/1n1Rp3/2b1BNr1/nB2B2B/2KNbB2 b - - 0 1 Illegal Side not to move in Check
1Q5R/1kNnn3/Qr2b1pn/Q5R1/1KB2q2/R3NrbN/n7/rR2BrrB b - - 0 1 Illegal Both Kings in Check
1B2NBbk/q5nb/Qr3RR1/3Qbn1b/2Bp3n/4pNrr/R1NQ4/2K1N3 b - - 0 1 No Checks wx 2 wp 0 wpr 6 wpx 2 maxuwp 0 minopp 0 bx 2 bp 2 bpr 4 bpx 2 maxubp 2 minopp 0
2Br3B/1RN5/n4Q2/1p1q1bn1/2bbQQRk/rN3p1R/3qR1K1/b1bN2B1 b - - 0 1 Illegal Both Kings in Check
3RB1n1/2RQ1q2/3n2B1/2r1B2b/1R2K3/1RpnbQB1/1qN2n2/rnkNrB2 b - - 0 1 Illegal Side not to move in Check
1b1r2r1/2Bb1Q2/5Nq1/3k1pN1/qQ2p3/q4Qrp/2KBRQR1/1nQBB2n b - - 0 1 Illegal Both Kings in Check
1brR2B1/q2R1n2/1Bqnp1p1/2b2p1K/1QqN2N1/N3Q3/4R1NN/1rk2Rr1 b - - 0 1 Illegal Both Kings in Check
B1n1N1b1/Q3N2q/2bBrB2/Qr1nR1QK/2r1rkN1/4B1nr/3n3q/N5R1 b - - 0 1 Illegal Both Kings in Check
4Q3/2brQqR1/np1RN2R/Q2pB1N1/1BnrqB2/3q1k2/2Q1qb2/q2K2R1 b - - 0 1 Illegal Both Kings in Check
2b3N1/bQBpb3/1p1BQr1Q/3BpQp1/rKBk1p1R/Q7/Rn2Q3/1n6 b - - 0 1 Illegal Side not to move in Check
qR2qqNr/6Nb/K1rP1B2/Rk1Q1N1p/r2R1r2/2B1NN2/5Bq1/1n1n4 b - - 0 1 Illegal Adjacent Kings
1N1R4/KB4p1/1NnrP1Qb/r3b1RR/1R3RN1/1B1q3B/rnpb2n1/kr6 b - - 0 1 Illegal Side not to move in Check
3R4/p3B3/1b1rKnQ1/1q3Q1N/N1pqRkqp/n1BR1PR1/6n1/QRq5 b - - 0 1 Illegal Both Kings in Check
2NKN1k1/1Q1pBBR1/2Nr2P1/b1np1q2/r1n1r3/Q2Q4/n1Nb2nr/3N3R b - - 0 1 Illegal Both Kings in Check
1N1B2n1/Qq5N/2Q5/1p4rb/NnpqrRBK/1Q2pN2/1n2P1kb/1Nr2R2 b - - 0 1 No Checks wx 2 wp 1 wpr 5 wpx 2 maxuwp 1 minopp 0 bx 2 bp 3 bpr 3 bpx 2 maxubp 3 minopp 0
2qnnN1B/2N2b1B/R2pr1p1/5k2/2r1K1pQ/b2Q2pn/2QbP1R1/N4NN1 b - - 0 1 Illegal Adjacent Kings
4N2r/1P2n1n1/NNRp1q1p/Q2NbQ2/1p5p/R1B2KR1/2Bbr3/rnk2N2 b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 2 bp 4 bpr 3 bpx 1 maxubp 3 minopp 1
3b2RN/b4r2/RN1nR2k/P1pBp2p/2r5/qQ1p1BQr/R6p/2Kn1N1R b - - 0 1 Illegal Both Kings in Check
r1n3R1/q3Q3/4Nr1R/1qr2r2/3Q1QkR/1nBP4/nNQbq3/1N1B2Kq b - - 0 1 Illegal Both Kings in Check
bQ1Q4/kBP1R3/RQR1q1Np/2b1r3/Nr1Bp2q/4Qn2/6b1/2KqB2n b - - 0 1 Illegal Both Kings in Check
BQKq1kq1/R1QP2Bq/4p2N/1N3b2/3n1rB1/5Rr1/NQ2nB2/3b1nqq b - - 0 1 Illegal Both Kings in Check
1q5N/B1Nb1r2/3R1KBn/1n2q3/Q2r3P/n1R3kn/BppQ4/1NQbb2Q b - - 0 1 Illegal Both Kings in Check
8/1bB1r1N1/rQ1qR2p/RQn2nq1/PQqK1p2/2Nk4/3rBRB1/1b1Q3q b - - 0 1 Illegal Adjacent Kings
4k2n/1b2pQb1/4p1rb/3P1rp1/R1n1K1NN/3R2nB/2q1Q2r/Q1RBR1N1 b - - 0 1 Illegal Both Kings in Check
1NrB4/bB4qN/pnrN1Rn1/3R4/1b4qp/1Kn4R/QR2pbP1/5BQk b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 1 wpr 5 wpx 2 maxuwp 0 minopp 1 bx 2 bp 3 bpr 4 bpx 1 maxubp 2 minopp 1
qQN4K/1RN2n2/1rR1Nr2/1qn2q1B/2b3pp/BR1Q4/3p1k1P/Br2Nq2 b - - 0 1 Illegal Side not to move in Check
1B1r1k2/2Q1pNRP/B1pn2nB/8/1ppr3B/b4rR1/RbKqrQ2/3N2Q1 b - - 0 1 Illegal Side not to move in Check
1R2B2b/q1rn1Bp1/1B1nBB2/1k1rb2q/1R1K1P1p/8/1b1B2nb/1NQN1R2 b - - 0 1 Illegal Both Kings in Check
q2r3r/1kpq1Q1n/q1P1n1Q1/Bq2K1r1/1BR2Qbn/3Q2Qq/3R4/NQN5 b - - 0 1 Illegal Both Kings in Check
b2rN1n1/N5P1/Q1n2R2/b1B2Q2/1rbp1Bk1/2RR1rq1/Rp3n2/R2KR2q b - - 0 1 Illegal Both Kings in Check
1NrBq3/1N1Bb1n1/R1Pqb3/1kn4n/3rB1Nn/KQ1q1rR1/4p1R1/2B4N b - - 0 1 Single Check wx 2 wp 1 wpr 5 wpx 2 maxuwp 1 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
5n1Q/1pRB2rR/q1P1Q1b1/7Q/qBN1q3/1n4qr/1Bpk2Kn/3QB1N1 b - - 0 1 Illegal Both Kings in Check
2Q2r1q/BNPnq2B/NqNq3R/B7/1Bn1b1Q1/2q2RkK/2r3r1/r3N1b1 b - - 0 1 Illegal Adjacent Kings
3BQ1K1/b2Rrb1N/1qQ2nnN/2Q2b2/R5n1/1Q2Pp2/1q4R1/1B1krRrq b - - 0 1 Illegal Both Kings in Check
1r2n1R1/4n1p1/Q1R1nBr1/3NbqQ1/1KR2q2/BR3n2/1bB1P1kr/3B2nN b - - 0 1 Illegal Both Kings in Check
RbQn2Bk/b1br4/2r3P1/r4KQb/Rp2nQ2/B1r3r1/3N2R1/1Q1R2Nq b - - 0 1 Illegal Side not to move in Check
R7/2q2q2/b1RQKN1B/R1r2N2/q3Q2k/1n2p2B/1B2bP1B/rnRnn2q b - - 0 1 Illegal Both Kings in Check
R4BN1/bp1r1Q2/3BP2p/4Qn2/q4Knr/2NQ2Q1/kRN1bN1b/b1r3r1 b - - 0 1 Illegal Both Kings in Check
Q1q1R2b/K2Pq2B/1rQBQ3/1q4R1/kq2BRq1/1N3q2/1B2B3/2r1qnb1 b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 1 wpr 6 wpx 1 maxuwp 0 minopp 1 bx 3 bp 0 bpr 7 bpx 1 maxubp -1 minopp 1
q3nQ1n/4nB2/2N2Qb1/N1R1QRkR/b2K1Q2/1R1P1n2/1rpN2n1/2q4n b - - 0 1 Illegal Both Kings in Check
1R3qB1/1pr3n1/pb2rr2/2b1q2R/2RBKB1R/5Q2/1P2qkQ1/2n1QBNb b - - 0 1 Illegal Both Kings in Check
BNr1r1B1/QQ4Nr/R1N1rk1n/1q1K3p/2Q2bq1/b1BN1p1P/B4qn1/8 b - - 0 1 Illegal Both Kings in Check
2n2b1B/nB1k1K2/2R3Q1/q3rb2/1q2Q1r1/QB3Pn1/pB1pB1n1/1B3NB1 b - - 0 1 No Checks wx 2 wp 1 wpr 7 wpx 0 maxuwp 1 minopp 0 bx 3 bp 2 bpr 3 bpx 3 maxubp 2 minopp 0
2r1qQQr/N1Q1b2b/p1n3K1/4r2R/RN2k1PP/rqB1B2n/1b4B1/b3N3 b - - 0 1 Illegal Both Kings in Check
3R2R1/K3bn1q/1rNp1q2/Q2b2bP/1QN2r2/3q2B1/pNrPk3/n1BQ1R2 b - - 0 1 Single Check wx 2 wp 2 wpr 5 wpx 1 maxuwp 1 minopp 1 bx 2 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
1bN2B1q/2QNbRkn/1Pnq2n1/P1bpBQ2/1Np1Q3/8/3r3b/Rr4BK b - - 0 1 Illegal Triple Check
q2rb1qn/3B1r1Q/2bBP3/rR3bpQ/1p3NKQ/3k1q1B/1P2rN2/2R1R3 b - - 0 1 Illegal Both Kings in Check
2q1R3/r1n2RB1/bqN3K1/rQ4R1/3pR3/nNp2b1P/Pnkp2R1/6BB b - - 0 1 No Checks wx 2 wp 2 wpr 4 wpx 2 maxuwp 3 minopp -1 bx 3 bp 3 bpr 3 bpx 2 maxubp 4 minopp -1
7q/kr3Npn/1n2RRPn/2bB1K2/P2N2nr/2Q2N1N/1r1R2B1/nN4qn b - - 0 1 Illegal Side not to move in Check
2n2r1B/n2RQb2/2b1Rr2/B1b1R1pr/PN5k/4K1Rp/3P1q1N/1rrR1N2 b - - 0 1 Illegal Side not to move in Check
2RR3N/2qPr2R/4R2b/Q4n1b/Nk1p3q/bBPp1b1N/1n3Rn1/3r2BK b - - 0 1 Illegal Double Check
1N1r3k/p1r1n3/K2pP1N1/qrb1r1R1/1RP1n3/N4p2/2BN2b1/1Qn2RBN b - - 0 1 Illegal Both Kings in Check
1B1r4/1QRB2p1/Bq1rp1b1/3Nn3/2b4p/3N3R/1BKkPrP1/B1r1Nb1r b - - 1 2 Illegal Adjacent Kings
Bb6/nkN3rb/4RNnP/2B4b/1n2pr1q/2B2R2/2PN1q1q/2QRqK1R b - - 0 1 Illegal Both Kings in Check
1q1k1B1N/2qBR1b1/BPq5/5pP1/1RNnQ1NR/rn5p/3bN3/1K1n2rb b - - 0 1 No Checks wx 2 wp 2 wpr 4 wpx 2 maxuwp 2 minopp 0 bx 2 bp 2 bpr 4 bpx 2 maxubp 2 minopp 0
2k1K2B/Bnqr2RP/P1b2N2/2NN4/1p3QQ1/1bN2b1b/p2NR1r1/3nn1b1 b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 5 wpx 1 maxuwp 1 minopp 1 bx 2 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
1nqNbQ1N/2p2B1q/2P1r1Nb/1pp5/4BRN1/n1Pp4/2RKnk1p/4Q2N b - - 0 2 Illegal Triple Check
5Qnr/2r1N3/2P2QQB/2B4B/nqBrkR1N/rb1K2rq/4P3/R2q2n1 b - - 0 1 Illegal Adjacent Kings
1q3N1n/QKQn3N/2q4P/r1N1Rrn1/bPn2RB1/Q1B2r2/kr5q/5N2 b - - 0 1 Illegal Both Kings in Check
1k6/1p2r1Nn/brbB2QR/1Nb3bR/1R1pNn1R/1P2BPK1/b2r2Q1/8 b - - 0 1 Single Check wx 2 wp 2 wpr 5 wpx 1 maxuwp 2 minopp 0 bx 3 bp 2 bpr 4 bpx 2 maxubp 2 minopp 0
1Rb3nQ/nPn3bN/3R4/2nq1qbQ/1PBN1NR1/Nq6/1rB5/1rkrK3 b - - 0 1 Illegal Side not to move in Check
bb6/1RP1Pb2/n1R2rr1/r4B1n/2K1r1R1/RN1N1bq1/1Q2NQ1k/1r4bB b - - 0 1 Illegal Both Kings in Check
2r2bK1/2qrQr1N/n1P1q1Q1/3R1R2/R3nq2/Q2PB2k/1Qp2qp1/b3B2N b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 2 wpr 5 wpx 1 maxuwp 0 minopp 2 bx 2 bp 2 bpr 5 bpx 1 maxubp 0 minopp 2
3q2r1/Rb3N2/pb1kqB2/2RNK3/Q7/1qRPQ1bB/P3R1pn/3b1brQ b - - 0 1 Illegal Adjacent Kings
q5Br/q1rN4/BQ1n1p2/1pPR1n2/3Br1N1/1PbQN3/3NnR1p/kr1K4 b - - 0 1 Illegal Side not to move in Check
1r1B3B/2pkQrb1/NQ1N1q2/3Rq3/pKPnB1RQ/B2r1Pnp/1q6/5q2 b - - 0 1 Illegal Both Kings in Check
1R1kr1q1/1B2rN2/2b5/1NQ3B1/1PB1rb2/1bP1n1K1/3Rnnr1/BB3nBr b - - 0 1 Illegal Both Kings in Check
rq1q1B2/N4k1q/R1B1q2B/1BQ2p2/1r1q3R/PnRR2K1/2bP4/3b1Nn1 b - - 0 1 Illegal Side not to move in Check
bN1n4/4k2Q/1N1q2q1/1n1r1pBN/R1P3B1/KR1r4/B1P1q1Br/b1r1N2q b - - 0 1 Illegal Both Kings in Check
1K4N1/BqQBrq2/1b3Prn/1q1n1b2/q3R1Q1/1n6/2PB1N2/B1krQ1B1 b - - 0 1 Illegal Both Kings in Check
5b1q/1kQ1QB2/2q3Qq/nnnK4/RQ4N1/1nbP1BQ1/R1P3pR/r2q4 b - - 0 1 Illegal Both Kings in Check
RR2br2/QnR1r3/1rPQbn1b/K1N2RBP/1b1q3N/8/2pp3k/2R4N b - - 0 1 Illegal Both Kings in Check
nNRb1q2/3rQ2p/qp2N1bB/BK6/QP2b3/n4Q1P/rN3nNn/1kN5 b - - 0 2 Illegal Side not to move in Check
R1Q4b/2RN3K/Nqrn2Rn/2Nr1rNb/B1bN3k/1P3bP1/5b1N/n7 b - - 0 1 Single Check wx 2 wp 2 wpr 5 wpx 1 maxuwp 3 minopp -1 bx 3 bp 0 bpr 5 bpx 3 maxubp 1 minopp -1
5Rk1/p1Rr3n/rQ3N1p/1Bn1P2P/2N2b2/bRn4p/3qKb2/R2q1NRN b - - 0 1 Illegal Both Kings in Check
4N1rb/p1N1q2b/b2Nr1B1/4nb2/1kp1RRKN/n1P2P2/3NNR2/B1n2b2 b - - 0 1 Illegal Both Kings in Check
RQ3bb1/BQp1B1r1/2B4P/8/1QPk2b1/4nrBn/Q1R1qb2/qN1rKq2 b - - 0 1 Illegal Both Kings in Check
N1b3b1/n3Bp2/1P2p1q1/8/1PB1Rq2/1r1KR1QQ/P1r1nq1b/QRn1Nk2 b - - 0 1 Illegal Both Kings in Check
6k1/2QrrPp1/1p1nNr2/3Qp1N1/2pnB1Q1/1b1K2B1/Pn2r1PR/2b3RB b - - 0 1 Illegal Both Kings in Check
1NQ4K/kp2nn2/2qBpn2/3QRr2/P2bPR2/3n1b2/rPqN1Brn/B2N4 b - - 0 1 Illegal Side not to move in Check
8/nbprbq1B/krPq1p2/r3RRPR/4B2p/n1N1bN1Q/3Q2KP/1N2b3 b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 4 wpx 1 maxuwp 0 minopp 3 bx 1 bp 3 bpr 4 bpx 1 maxubp 0 minopp 3
n4Q1R/R1R3RN/1rB4b/1pP1bbp1/6Pr/2r1N1Pq/K1q3kn/2R2Bn1 b - - 0 1 Illegal Both Kings in Check
2rn3q/3r1RP1/r1b5/1b1Pr1b1/R1n4B/NNB1PRK1/1B1q1b2/2B1Qbk1 b - - 0 1 Illegal Side not to move in Check
2R3B1/1NN2PR1/1q1NP3/Pr1bBbr1/4r2Q/1n1n3k/K1p1q1nb/3nR1R1 b - - 0 1 Single Check wx 2 wp 3 wpr 3 wpx 2 maxuwp 3 minopp 0 bx 2 bp 1 bpr 5 bpx 2 maxubp 1 minopp 0
R1qbk3/1Npb2r1/1RN5/1Pnr1P2/B1bRq3/1Q1Np3/RP2q3/n1b2K1B b - - 0 1 Illegal Side not to move in Check
q2r4/1B4b1/B2RK2N/2P1PRb1/Qr1R4/b2RnnpB/P2p1kN1/1n3nb1 b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 3 wpr 4 wpx 1 maxuwp 1 minopp 2 bx 2 bp 2 bpr 5 bpx 1 maxubp 0 minopp 2
1Bn3Qq/R2k1P1N/R2p1Pq1/nK1n2Bq/4B1N1/3q3B/b2Qq2P/1n2b3 b - - 0 1 Illegal Both Kings in Check
7b/pbR1rRB1/1PB2bP1/2p4q/1Q3B1K/2bk2PQ/4N3/1bBrN1qr b - - 0 1 Illegal Both Kings in Check
rN3rr1/1bn1p1B1/Q2Rp2r/1nP1B1b1/2PnK3/4BR2/B2bPp2/3kQN2 b - - 0 1 Illegal Both Kings in Check
1N1Q1b2/K1b1R2n/1nn1PPqk/1P1r1R2/1N3B2/p2qNn2/Q6R/1Q3rq1 b - - 0 1 Illegal Both Kings in Check
2N1Q3/1q1Ppr2/nb1pN3/N2q4/Ppr2P1Q/1B1p4/2BnK1r1/3k1BQR b - - 0 1 Illegal Adjacent Kings
b5N1/3N1n2/nkPQP2R/1P1NR1nq/qK5N/3q2q1/5B2/Rq2Nbq1 b - - 0 1 Illegal Both Kings in Check
Br2RnR1/q2B1BpB/1b1q1nR1/p1qb4/4b2N/6P1/P1PK4/b2QrB1k b - - 1 2 No Checks wx 2 wp 3 wpr 5 wpx 0 maxuwp 1 minopp 2 bx 2 bp 2 bpr 4 bpx 2 maxubp 0 minopp 2
2R5/2P1BP2/1bb3N1/3r1B1N/1Q3K2/q1n1NQk1/1pr3bP/NnB2nqr b - - 0 1 Illegal Adjacent Kings
N5b1/qp1P4/2r1Rb1r/4Rqnn/2Q2Rr1/bK3Q2/1PqPN1N1/N2b2kB b - - 0 1 Illegal Both Kings in Check
n1nbB2Q/PQ2r3/1p3N2/qn2B1P1/BP1p1NR1/KN1q4/3q2bk/q3r2B b - - 0 1 Illegal Both Kings in Check
1rQ2bQ1/kn1Q1n2/p2R3b/2Np1bBN/PR1Pb3/2K4Q/nr3pP1/2Rr4 b - - 0 1 Illegal Side not to move in Check
r1rBN3/nR6/1b1BrqN1/5knB/6PB/1RrPqqK1/1p1P4/r1NR4 b - - 0 1 Illegal Both Kings in Check
kQQq4/4Pr1N/1np1Bb2/p6b/P6r/1BPBn1rQ/p6r/N1KB1qB1 b - - 0 1 Single Check wx 2 wp 3 wpr 5 wpx 0 maxuwp 1 minopp 2 bx 2 bp 3 bpr 3 bpx 2 maxubp 1 minopp 2
1rqNRNn1/p1qp3P/P2br1Q1/NNN2bR1/N2Nb3/1K4p1/k2P3n/1b6 b - - 0 1 Illegal Adjacent Kings
R2Rqk1r/3pR1P1/1PrB4/p4npP/BB3bn1/5R2/RK6/1QBn2nb b - - 0 1 Illegal Both Kings in Check
BnB4b/1nP2NP1/1p1p1RB1/r1QnRpN1/kKp5/1P2r3/bN2p1P1/7q b - - 0 1 Illegal Adjacent Kings
1rr5/4bRn1/n3B1P1/P1kqNP2/BrbQ1bN1/2R5/1KP1Qn1R/r4n2 b - - 0 1 Illegal Both Kings in Check
N5B1/b1QB2R1/1P1b3r/b1PP1Rq1/4p1bK/pq3Pp1/2RQ3k/rN4q1 b - - 0 1 Illegal Both Kings in Check
2q2r1q/2Bknp1P/p1R1nP1R/Q2b3N/2b1rP1b/5BP1/2N1rK1Q/2q1R3 b - - 0 1 Illegal Side not to move in Check
4B1k1/b1p1P2b/rp2B2q/K1R1pN1r/rPn2b2/BN1PPnQ1/1R6/Q1bq4 b - - 0 1 Illegal Both Kings in Check
N3K1nB/pp2br2/2P1r2R/PN1pk1RQ/1q2n2n/B2P2Q1/2P2q2/1bnBb3 b - - 0 1 Illegal Triple Check
B3B1QR/N2nbk2/p6q/3RKBnp/1B2b3/1NP1P3/rPP4b/2rrr1b1 b - - 0 1 Illegal Both Kings in Check
2r5/B1QP1R1b/1b3pR1/p1k1NpPq/r3q1N1/P2B4/1rK1bP2/q1RnR3 b - - 1 2 Illegal Both Kings in Check
3b1B1B/p1nppk2/P1BPp2P/1q2N1RP/KrrQ1r2/3b2N1/3Bn3/3Rn1r1 b - - 0 1 Illegal Both Kings in Check
5Bk1/1P1R4/bn1N1prQ/6pn/BRrK1Pr1/1P1r2P1/R1p4r/1r1Bb1B1 b - - 0 1 Illegal Side not to move in Check
n1r2b2/2Ppb2r/Q2r2P1/2B4N/1q1P2kr/2N4q/r2P2QB/B1qn1KBR b - - 0 1 Illegal Bishops Too Monochromatic wx 2 wp 4 wpr 4 wpx 0 maxuwp 1 minopp 3 bx 2 bp 1 bpr 6 bpx 1 maxubp -2 minopp 3
2QqQ3/6b1/Rr2b1nq/2N1NN2/N1r1b2K/3P1pnP/ppP2Pp1/4B1kB b - - 0 1 Illegal Side not to move in Check
2q1q3/pNQRpp2/2nbNqPR/1n1pQB2/3PPkr1/q2R1r2/b1R2P2/K7 b - - 0 1 Illegal Double Check
1q3Rrr/rBq4R/Q5PN/B4Q1P/1bK2k1q/3QpPp1/3bP1Pb/2rn4 b - - 0 1 Illegal Both Kings in Check
B1B2q1Q/7n/1p1bKQ2/pP2p3/3rppP1/P3RPQp/2pbPrNk/1R3n2 b - - 2 4 Illegal Bishops Too Monochromatic wx 2 wp 5 wpr 3 wpx 0 maxuwp 0 minopp 5 bx 1 bp 7 bpr 1 bpx 0 maxubp 2 minopp 5
2K2q1k/3PN2r/Q1pRn2b/r1P1qBqP/3B1r2/P1Pb1N2/P2bn2q/3Q4 b - - 0 1 Illegal Side not to move in Check
B2N2NB/1rQ3nN/7r/n1b3kQ/RKnN2B1/1qn1r3/1r2Q1N1/1nN2b1R b - - 0 1 Illegal Both Kings in Check
2rrBQqb/1Qn5/2kN1R1n/2b3BB/3QR1qN/3NpBK1/4Rp2/2R4n b - - 0 1 Illegal Both Kings in Check
N1KB1r1n/R2N4/Rk1N2nr/B1Q1Nrn1/3b1Q2/1bbqp1B1/Q1p2R2/5R2 b - - 0 1 Illegal Triple Check
3b1NKB/bBp1p3/1k3QQ1/1r5n/n1RR1n2/1B1N1QBp/Q3b1B1/2q2rB1 b - - 0 1 Single Check wx 1 wp 0 wpr 7 wpx 1 maxuwp 0 minopp 0 bx 3 bp 3 bpr 2 bpx 3 maxubp 3 minopp 0
B4kBN/1pB2b2/nNr1r3/Q1q3K1/R2bn3/Q1RR2r1/N1P1N2n/b2N4 b - - 0 1 Illegal Side not to move in Check
1N1nr1nq/1P1Q4/q1q2r2/Rqbrk3/BB5N/1nBNRQQ1/5K1b/1QQ5 b - - 0 1 Illegal Triple Check
1N3R1q/q1PK1QR1/2B5/b1R2Qbk/N2b4/2r2QBb/1q1n1qR1/1rn2RN1 b - - 0 1 Illegal Double Check
2n1BR2/qb5B/2p2pP1/2B3n1/1N3NR1/b2KNbkQ/r1nB1Q1q/1rQR4 b - - 0 1 Illegal Triple Check
3rNrR1/B2kQ3/bPb2Bq1/R1KN1pRn/5p1Q/nqQ5/2q3b1/N1B3N1 b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 1 wpr 7 wpx 0 maxuwp -1 minopp 2 bx 3 bp 2 bpr 4 bpx 2 maxubp 0 minopp 2
R1NQRBbR/1q2nB2/8/5KR1/1BP2b1q/rNBqN1rn/2k3p1/1B1b3n b - - 0 1 Illegal Both Kings in Check
2Q1B1K1/nbp4q/q1rN3P/bR1k1nR1/1bbR4/3Q3N/3R4/2NnNBN1 b - - 0 1 Illegal Both Kings in Check
1r2qBBn/NB4kb/1B4bR/2r1r1pR/qn4RP/2B4n/4Q1K1/QN1R2q1 b - - 0 1 Illegal Both Kings in Check
2R2b1n/8/1n1R1qbN/3B1q1Q/kKQ1p2q/3nR1N1/P2p4/Q1RBrRQr b - - 0 1 Illegal Adjacent Kings
1N2b2b/1N5B/P1QrNb1b/B2Q1p2/5r2/Q1Rqpn2/2k4K/NNQR1n1q b - - 0 1 Illegal Both Kings in Check
3kQ1NK/4Bqbb/1R1q1rb1/B2Q1b1B/2n1Qp1N/1P6/1r2B2N/QqR5 b - - 0 1 Illegal Both Kings in Check
2Q1bQ2/1K3Bq1/3rrB2/N2R1NB1/q1P2k2/2n1r2q/2B3p1/1rbNNQR1 b - - 0 1 Illegal Both Kings in Check
kq1K1RQB/1Np2n2/2rnQq2/1R5q/BN3Rq1/Q2q1qN1/P7/4RNr1 b - - 0 1 Illegal Side not to move in Check
rb1R3B/2K4N/p6R/1rQ1nq1r/3P1R2/NB2NkRb/4bBn1/2nQn2N b - - 0 1 Illegal Both Kings in Check
1r1kQn2/2rB1RnB/NR6/2N2QPr/3K4/2RBbBr1/q1r2p1N/bN3q2 b - - 0 1 Illegal Both Kings in Check
k2q3q/2R3r1/3K4/p2r2Nn/RrQRB3/N5nR/PQb4B/NB1bB1nr b - - 0 1 Illegal Side not to move in Check
3B1R1b/1b3q2/2RnrK2/N1r2PN1/1N2q1n1/q1p4R/B1pN2QQ/1kBn2R1 b - - 0 1 Illegal Both Kings in Check
qr2B1Nn/4n1N1/P2QkqR1/r3NK2/3RBR2/1Bprb1B1/1pb1Qr2/3N4 b - - 0 1 Illegal Adjacent Kings
BB1Q1Br1/Q4Rr1/Bkpb4/pQ1bb3/2Rp1nN1/3KrNN1/P7/3rQ2q b - - 0 1 Illegal Both Kings in Check
1N4rk/b1nn2R1/1N3R2/n1N5/rpBQ2p1/1bPKR1pQ/5p1q/1BR1BB2 b - - 0 1 Single Check wx 1 wp 1 wpr 6 wpx 1 maxuwp 1 minopp 0 bx 3 bp 4 bpr 1 bpx 3 maxubp 4 minopp 0
R1N1kr1R/b2p2q1/2R2N1N/5pR1/3R1Pb1/2pp1B2/2bq4/qQNKRB2 b - - 0 1 Illegal Both Kings in Check
2b1b2N/r1N5/1n1QN2Q/1r1q2N1/PQbRQQR1/B2pn3/N2b4/2K3k1 b - - 0 1 Illegal Both Kings in Check
RB1r1r2/4K2B/2pQ1p2/5PN1/1N3kbB/q4bN1/q3BB1r/N2nq1BQ b - - 0 1 Single Check wx 1 wp 1 wpr 7 wpx 0 maxuwp 0 minopp 1 bx 4 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
n2qR3/3RNrk1/2b4P/p1B2r1Q/n1Rp1n1n/2Qq3Q/2B2P2/B2N1NbK b - - 0 1 Illegal Both Kings in Check
5QN1/2P2nB1/Nq1qr1Q1/4Brr1/R2KnbkP/1Rn3NQ/1NbN4/5b2 b - - 0 1 Illegal Both Kings in Check
r1b1b3/2N2R1r/BkPq4/2q3qR/Q1Q2N2/KB1Np1pb/P3pQ2/3Q3Q b - - 0 1 Illegal Side not to move in Check
1qn4b/Kr3N1b/P1B1P3/1n5Q/2Q1qr2/2R2NQB/n2k2q1/NRNbNb2 b - - 0 1 Illegal Both Kings in Check
QK3Q1R/r2q1Bn1/4b2r/1Qn4N/1Q1Q1P2/bBNN2p1/2Pb1b2/k1n2b1R b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 3 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
1rKB1q1N/1R6/1kQPp2n/1r6/NnRN4/1r2r2P/Qpb2q1R/1B1b1R1R b - - 0 1 Illegal Both Kings in Check
1b1R2BN/1nR2nQr/Qrp3p1/qQ3qpB/n1Q3Q1/3k2p1/3KN1PP/1B6 b - - 0 1 Illegal Adjacent Kings
1B2n3/p4qpQ/Br1R1B1b/PKQ1rq1B/1RrB1Nn1/1b2pp1Q/6P1/1N3k2 b - - 0 1 Illegal Side not to move in Check
1n2N3/bnnrKrN1/p1pQRN1N/P1qnR1N1/b5Np/2P1B3/1k6/5BN1 b - - 0 1 Illegal Side not to move in Check
R2b1K2/Q2rq2B/R1b1n2R/2kr1QNP/4rBNP/1q4rB/1r3Q1Q/n5n1 b - - 0 1 Illegal Both Kings in Check
2Qb3B/1q3n1P/bn1RN2r/b3PrQN/2K3R1/1rN1BnNr/7k/qRB5 b - - 0 1 Illegal Side not to move in Check
q2k2bQ/1nq2NBr/R2B1b1B/2PKP2B/qNr1bR2/2n3N1/3b4/2q3QQ b - - 0 1 Illegal Both Kings in Check
1Rr2R2/1n1RBq1P/n1rrB3/3n1NRb/5r1K/B2Q2b1/1PQn1q1N/2k3N1 b - - 0 1 Illegal Both Kings in Check
3QQ1qb/2qRb1P1/3Qb2q/Nr1P4/1b1KN1kQ/5n2/1B3Bqn/NBrR4 b - - 0 1 Illegal Both Kings in Check
4bnQ1/1R1r2Q1/2Br1nR1/pNk1q3/Q1K1brqN/2P3Q1/1NbP4/2R3Bn b - - 0 1 Illegal Adjacent Kings
rn1r2B1/Bq2b2N/B1NQ1PP1/2B3n1/1R1R1R2/3Q3p/1bkK1n2/qbN1q3 b - - 0 1 Illegal Adjacent Kings
1Q1Nkr2/1n4R1/BBNb3P/3r4/P5nq/1r2qBp1/bR1NRnK1/B2r2Q1 b - - 0 1 No Checks wx 1 wp 2 wpr 5 wpx 1 maxuwp 2 minopp 0 bx 3 bp 1 bpr 4 bpx 3 maxubp 1 minopp 0
3rN3/K1Qn1rB1/1QRp1rqP/1RR3Nk/3q3B/8/b1Qr1P1n/q3B1Qb b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 2 wpr 6 wpx 0 maxuwp 0 minopp 2 bx 3 bp 1 bpr 5 bpx 2 maxubp -1 minopp 2
Q1N5/2P4n/7n/2B1pbn1/1k3nnR/BNqRPb1N/nQ2R3/QrKrR3 b - - 0 1 Illegal Both Kings in Check
qN1r2qQ/pq1B3b/R2NP3/1Q1RN3/rpk5/PRKN1B1n/1r4Q1/2n1b3 b - - 0 1 Illegal Adjacent Kings
r1b3QB/B1pR4/1NqN1b1p/4rQ2/3P1nB1/r6n/k1Q2NNP/n1R2Kn1 b - - 0 1 Illegal Double Check
1Q1n1r2/3b3R/3RbBB1/pPB3B1/2Q1Nr1p/2prk3/NR3KpP/1n4nQ b - - 0 1 Illegal Adjacent Kings
8/2n1NBK1/2QQ1r2/1p2RkR1/Rnp1nqpp/bP1Q2qr/2PN2b1/1Q2N2B b - - 0 1 Illegal Triple Check
NB3nqn/1B4R1/r5R1/1p1r2qN/Rk1Q2P1/2R1n3/PRKRb3/q2b2bB b - - 0 1 Illegal Both Kings in Check
1qk3R1/Rq4KR/P6Q/3B2Pn/1n1r2R1/Nq1qR2q/b2p1N2/R2Qn2B b - - 0 1 Illegal Both Kings in Check
2KRNnbq/QR1b4/2q3Nr/pN2R2N/1Pn1p2n/1r1BRB2/p1R3P1/2k5 b - - 0 1 Illegal Both Kings in Check
5Q2/1b1qNRN1/1BB1NpB1/6RK/2r2R1b/p4PRn/Pq1r1bN1/1kr1n2q b - - 0 1 Single Check wx 1 wp 2 wpr 5 wpx 1 maxuwp 0 minopp 2 bx 2 bp 2 bpr 4 bpx 2 maxubp 0 minopp 2
6B1/Q2Br1PP/3np3/1NN2b2/nKR4q/k1b2QBR/3qBr1R/n2R1b1q b - - 0 1 Illegal Adjacent Kings
2q1kN1N/1r1p1P2/1r3K2/2nP2B1/bp1N1N2/1B2N2b/1b4rR/NnNBn2R b - - 0 1 Illegal Both Kings in Check
3nNr1k/5Q2/Rnq2QQK/1Nq5/1N2B1nr/2QP1b2/RRq3nP/6nN b - - 0 1 Illegal Both Kings in Check
3n1Qr1/n3RpQ1/pr3q1B/P4qP1/N3KPrb/NR3R1b/kQ5r/n2BB3 b - - 0 1 Illegal Both Kings in Check
kR1r1N2/r1PR1Pb1/N4p1B/r5br/1qP2Q2/1K5R/R3R2B/3bBbn1 b - - 0 1 Illegal Both Kings in Check
3r1nR1/6n1/2PP3N/nNbr3q/Q1PN3R/1rN3n1/b3B1k1/1B1bqKNB b - - 0 1 Illegal Adjacent Kings
5nr1/N3Q1n1/NN1np3/2qB1b2/PrPb1P2/q1BN4/1K1qRk2/2RR1rN1 b - - 0 1 Illegal Both Kings in Check
4BBb1/2P2Rnk/2PQBn1N/4K2N/q7/3BbR2/rNBP1bp1/qn1q1r2 b - - 0 1 Single Check wx 1 wp 3 wpr 4 wpx 1 maxuwp 3 minopp 0 bx 3 bp 1 bpr 4 bpx 3 maxubp 1 minopp 0
BnN3n1/2rbnqB1/Nn6/r1KBPk1P/2Pb1p2/1R1Rp3/Q4RRp/4R3 b - - 0 1 Illegal Side not to move in Check
4KbBN/rP1rPp1R/3B2Q1/1bqbRb1k/BN6/1bn2R1N/nN1q2P1/8 b - - 0 1 Illegal Double Check
Q3RQ2/6kR/3KbbnB/1N4q1/1Q3qQB/q2q2P1/1rPpnQPn/5rN1 b - - 0 1 Illegal Both Kings in Check
3kR2n/3pQn1q/br4N1/N4R2/2QQ3P/4QpBr/1QP2rpP/2bKBn2 b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 3 wpr 5 wpx 0 maxuwp 2 minopp 1 bx 3 bp 3 bpr 2 bpx 3 maxubp 2 minopp 1
3QB3/3n1P2/qkrqrNQ1/1nP5/RRQQ2B1/3bK3/B1b1qNP1/b1q4r b - - 0 1 Illegal Both Kings in Check
Nq2K1B1/B1P1P1bQ/3n2pN/k1q3r1/7N/r1B2nbq/rRQ2BP1/4R2b b - - 0 1 Illegal Both Kings in Check
5rrq/r2r3b/1R4P1/pn3r2/BP6/2BQRB1P/nqN1RRkK/1Qb1N3 b - - 0 1 Illegal Adjacent Kings
1k4R1/Q1bPN1qQ/8/Qn1br1Rn/1PnP1B2/1NKr2Np/5n1n/4q1QB b - - 0 1 Illegal Both Kings in Check
QqR4N/2qpR2P/K1B4P/bnNk1pn1/7b/1nQ1P3/B1rBBn2/6Qr b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 3 wpr 4 wpx 1 maxuwp 2 minopp 1 bx 3 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
2QN1B2/2P2bNp/2p1q3/1r1RK1nB/1P2r1n1/QNnb1Nk1/2P4p/4BRr1 b - - 0 1 Illegal Both Kings in Check
1n3RR1/kr2qBpp/4r2B/2n1pRQN/2bQ2Pn/2Q2PR1/1q2P1K1/3q3N b - - 1 2 Illegal Side not to move in Check
1r3nnB/NqB4K/2P1q3/2r1pBn1/bbq4p/1kRQP2N/4R1RP/B2b3Q b - - 0 1 Illegal Both Kings in Check
b1Rr1Q2/3p1PN1/1Q1P4/1Q1q3R/Np1qnqQr/1P1B2b1/q1KBN1kn/4b3 b - - 0 1 Illegal Side not to move in Check
3Nr3/b1pk4/2p2n2/R1Pn2K1/bBBb3R/2RQBRBb/P1b2P2/2nN1q2 b - - 0 1 No Checks wx 1 wp 3 wpr 4 wpx 1 maxuwp 2 minopp 1 bx 3 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
b3Q3/4b1N1/1pR2qbP/4NrR1/K2R1B2/1PbN1kpn/bB1n1RP1/n2r1N2 b - - 0 1 Illegal Triple Check
q2R3n/3B2Kr/b1p2PRR/qQ1Prk2/3nQ2r/2Q1N1b1/pnP3B1/2RR4 b - - 0 1 Illegal Both Kings in Check
Qb4n1/1RnNBPq1/Rrr2r2/7b/Pn3BQQ/pQ2KRn1/P3Qp2/5k2 b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 3 wpr 6 wpx -1 maxuwp 1 minopp 2 bx 3 bp 2 bpr 3 bpx 3 maxubp 0 minopp 2
bRb1Q3/n1q2B2/Nr1K1Q2/P4P2/r4PB1/bb5Q/b4r2/QNBr1N1k b - - 0 1 Illegal Both Kings in Check
N1b2r2/1bpB4/4P1Nr/p1PR4/1Br2Np1/Pr4q1/1BN2QB1/1bKQ1k1n b - - 0 1 Illegal Triple Check
5qQb/KQ1p1pb1/2Nb1Qb1/1N2P2B/bP3PB1/q3b3/RP2RB2/2nk4 b - - 0 1 Illegal Side not to move in Check
qK3RN1/3n1R1b/b1k1r1B1/P3n1Nr/R3qPPQ/1bqbBPQ1/2b5/7B b - - 0 1 Illegal Side not to move in Check
2Qq3B/7p/b1K1nb2/N1bN1N1Q/B2Q3P/k1nP2nr/Pq1RP1R1/4b2n b - - 0 1 No Checks wx 1 wp 4 wpr 3 wpx 1 maxuwp 3 minopp 1 bx 3 bp 1 bpr 5 bpx 2 maxubp 0 minopp 1
1bN2B1b/p1r5/q7/1qnr2bb/PPNQ2r1/PQ3P2/1rK1B3/kQ1R1R1B b - - 0 1 Illegal Both Kings in Check
q3rR2/2PpRNn1/5r1B/1q1bPPBN/Q2B2n1/5k1r/Pp1pQ2R/2b3K1 b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 4 wpr 4 wpx 0 maxuwp 3 minopp 1 bx 3 bp 3 bpr 2 bpx 3 maxubp 2 minopp 1
2k2b2/2Kpn1P1/RR5r/2RPpBNP/2q1nbBn/Qp1r4/1Pr5/1Q1NB1q1 b - - 0 1 Illegal Adjacent Kings
3K4/3p2RB/Q1pP1Nbp/4pR2/1PQ1Pr1k/b1bnN3/Q1Pr3N/b1n2B1q b - - 0 3 No Checks wx 1 wp 4 wpr 4 wpx 0 maxuwp 1 minopp 3 bx 2 bp 4 bpr 2 bpx 2 maxubp 1 minopp 3
4k3/bb3np1/Rr1PR3/pq1b4/4q1Q1/PbRN1Pq1/P4RBN/1nB2KR1 b - - 0 1 Single Check wx 1 wp 4 wpr 3 wpx 1 maxuwp 3 minopp 1 bx 3 bp 2 bpr 4 bpx 2 maxubp 1 minopp 1
R7/1KPprB1r/1R1k1PPp/1R2N1N1/b5r1/2Q1R1r1/1b2pn1P/R2Br2q b - - 0 1 Illegal Both Kings in Check
N3R3/Np1P1K1P/1R1nn1P1/2BrB3/1rp2N2/bbPb1B2/1nkn3N/n1Q5 b - - 0 1 Illegal Both Kings in Check
7b/1pRP4/2n1pp1n/4P3/qN1BqP2/BBq1Prq1/1KNrBN2/b1Rk3Q b - - 0 1 Illegal Both Kings in Check
4Q1nB/3R1P1N/2k2KB1/1Pq1bp2/5P1R/6bP/rNp1nq1q/1QNq1Nn1 b - - 0 1 Illegal Both Kings in Check
RNnn2n1/6bk/p3q3/2b1N2b/P1nB3R/Pb2p1Q1/Q2PKPQ1/B1Q4r b - - 0 1 Illegal Side not to move in Check
3rb3/1PN1BB1K/PP1b1n2/1n1Nr2k/4Q3/1n1N2nn/B1qN1P1Q/R5q1 b - - 0 1 Illegal Both Kings in Check
nb1N4/1r3BR1/p1Pb4/1pK1nN2/1P2r3/k1qBpnN1/PB1pPNR1/1Bq5 b - - 0 1 Illegal Both Kings in Check
2kb1B2/4NPpb/1p2B1PK/n2Rp1bN/1P2PPQn/2q2B2/3rB1R1/3r2nq b - - 2 3 Illegal Both Kings in Check
3n4/1QP1Q2P/6bp/2NKnNrp/BpP2b1P/3pN2Q/4qk1P/1bB1r2R b - - 0 1 No Checks wx 1 wp 5 wpr 3 wpx 0 maxuwp 4 minopp 1 bx 3 bp 4 bpr 1 bpx 3 maxubp 3 minopp 1
n1q4R/6PP/R1N2NPk/R2p2p1/1prR1b2/1B3r2/1Pbrn1P1/KR1r3B b - - 1 2 Illegal Bishops Too Monochromatic wx 1 wp 5 wpr 4 wpx -1 maxuwp 3 minopp 2 bx 3 bp 3 bpr 2 bpx 3 maxubp 1 minopp 2
KNNb1q2/2RkP2n/1p1n1Rr1/r3P3/RP2p1r1/p4PB1/rn2PN2/1B1R4 b - - 0 1 Illegal Both Kings in Check
2BR2kN/1B2N3/r2P2PK/rbP2qnP/1q6/1q3n1P/4BP2/bnn2QnR b - - 0 1 Illegal Bishops Too Monochromatic wx 1 wp 6 wpr 2 wpx 0 maxuwp 5 minopp 1 bx 3 bp 0 bpr 5 bpx 3 maxubp -1 minopp 1
1R3r1q/1n2PN2/kQ4Kr/4p1P1/p1pP1NBq/1pP1P1Pb/P2R1n2/2bB3b b - - 1 3 Illegal Both Kings in Check
3Q1BB1/b3n2Q/1Qkn3b/R2r3N/4rK1Q/Q2QNp2/BR5b/R2r2bQ b - - 0 1 Illegal Both Kings in Check
1Q2KN1R/3B1R1b/4rQnq/2QQ4/1p1k4/2BNQ1p1/2BnrNQR/1r1b3q b - - 0 1 Illegal Both Kings in Check
1bn1B3/Nr2N1NN/R2p1N1Q/1N2rr1R/1R1B4/K6n/Rp2N1kn/q4Rb1 b - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 0 wpr 8 wpx 0 maxuwp -1 minopp 1 bx 4 bp 2 bpr 3 bpx 3 maxubp 1 minopp 1
1r3bn1/R2n2rB/RR3bN1/2b2RNN/B3Q3/4RqB1/B2BKk1q/4qRb1 b - - 0 1 Illegal Adjacent Kings
4Q1Bq/1n3b1B/1N5B/1p3B1r/1kKQNR2/rnp2B2/2qR2B1/BQ2Q1bb b - - 0 1 Illegal Adjacent Kings
3r1kb1/R2RN1N1/2B1RQb1/1nNn3N/2p4R/1n1K4/r2QN2Q/3Nn1nB b - - 0 1 Illegal Both Kings in Check
1RQ1R2n/4QN2/6R1/3rr1n1/Qb1n1BNB/1Qq2r1R/2b4K/QnQ2nNk b - - 0 1 Illegal Adjacent Kings
2Q1bk1r/2rr1B2/b1R1p1Q1/2N1nQ1Q/N3Q1NB/5R2/4Kn1B/1Q1q1bNq b - - 0 1 Illegal Side not to move in Check
1Bb3RR/1BKn1r2/r2Q1r1p/R3N1NR/N1Bq4/n5q1/2n1kb2/QB1Q3N b - - 0 1 Illegal Double Check
2n4R/QQkp1BR1/1P6/N5K1/1Np1R1Bp/2b2r2/2Qq1NQ1/1nbQ1qB1 b - - 0 1 Illegal Both Kings in Check
2N5/1k1R3r/4B1nQ/1KR1NqQ1/b2r1Q2/bQp3Bp/1nP1R1pQ/1N3bB1 b - - 0 1 Illegal Both Kings in Check
1q4RB/PRK5/r1b2r2/1bNNRnqb/5R2/1Q1N2b1/2nQ3R/Q2RrBk1 b - - 0 1 Illegal Side not to move in Check
n2r4/1RprNR2/p3NB1p/6N1/K1PN3Q/kbBqNBR1/2q1rQ1N/1n6 b - - 0 1 Illegal Adjacent Kings
3R2qr/qN1N3Q/QKqr2k1/1p3Bn1/4NRrp/1N5P/N6R/R1bB1n1R b - - 0 1 Illegal Both Kings in Check
q1b1Rk2/3K1rr1/2BRb3/1r1NRN1b/5p2/1QNn3B/1P5n/N1r1QNBR b - - 0 1 Illegal Both Kings in Check
N3k3/1bQP2R1/3R2b1/3pNr2/2nr2n1/Q2Bb2N/nQKb1BR1/R3QQq1 b - - 0 1 Single Check wx 0 wp 1 wpr 7 wpx 0 maxuwp 1 minopp 0 bx 4 bp 1 bpr 3 bpx 4 maxubp 1 minopp 0
1NN2n2/1B2r2Q/1p1R2RN/nP1B2R1/R1bB1n1r/1N1K1p2/1n1Nk3/q1Q4q b - - 0 1 Illegal Adjacent Kings
1R1qr1Bq/R5BB/1Rr1R1k1/1p1n1QB1/2bb2NN/5Qn1/Pb4K1/2N1bQ2 b - - 0 1 Illegal Triple Check
Rb2nQ2/rqq2B2/2nN1R2/1b1Pn1B1/2rp2k1/BrN4B/1R3N2/RRK3R1 b - - 0 1 Illegal Triple Check
1NknN2Q/3N3B/n1Kb1p1b/2P3rB/1pRB4/b1R2N1r/4N3/1Nn2Q1B b - - 0 1 Illegal Side not to move in Check
n2Nr3/1b1br2B/1B4N1/N1rRPB2/q1NK1Q1R/qB1R3k/2Q3nR/4rr2 b - - 0 1 Illegal Triple Check
3BR3/b1kK2Qp/2R3b1/3P3n/2N1Q3/1P1nR1r1/1NBN1Brn/B1B2bn1 b - - 0 1 Illegal Adjacent Kings
2Nn4/1BBrq3/1N1p1p2/K3Rq1P/Q2BP1kr/b1Q2bR1/3Rb3/2RNR3 b - - 0 1 Single Check wx 0 wp 2 wpr 6 wpx 0 maxuwp 3 minopp -1 bx 5 bp 2 bpr 2 bpx 4 maxubp 3 minopp -1
4nn2/nN2r1pQ/b1p2p1Q/2P1Q1P1/5K2/B1RRR1B1/2R3Nk/Rn4Bq b - - 0 1 Illegal Triple Check
6rn/1Q5R/2qNK3/1b1P1nQ1/1R1Rb1qr/1P1Q1B1p/1B1RN2k/1RN1n2n b - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 4 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
3r2kR/2Q1p2Q/4bbrP/R2qRN1Q/5qB1/Q2K2Bb/QNpBPp2/2n5 b - - 0 1 Illegal Both Kings in Check
bq1n4/BBp2Br1/NkQ1N1p1/p3NB2/R1P5/B4nKQ/pqQ2bP1/1R6 b - - 1 2 Illegal Both Kings in Check
3K1B1R/1k1q1QR1/8/1qppqP2/3R1B2/NBNr4/N1bQ1QPb/r2N3r b - - 0 1 Illegal Side not to move in Check
2Qq1knB/3NBR1p/R1NK2N1/rP2b1P1/2n2QQ1/2b1n1Bn/1R3n2/r6B b - - 0 1 Illegal Both Kings in Check
2n2R2/1RQ1kP2/1BK1b3/1r1qqnN1/2Bb1P1R/B4Qn1/rN1p4/Q1n2N1Q b - - 0 1 Illegal Both Kings in Check
n1B1r3/r4BK1/2n5/1R3P1N/RpQ1n3/1r2QRrP/2kp1Qq1/NRR3R1 b - - 0 1 Illegal Both Kings in Check
NbB3R1/Q1PqN2n/P2k2BN/1r4Kn/bnR1nRR1/r7/6qR/BB2n3 b - - 0 1 Illegal Side not to move in Check
1qbB1rrR/P1Q2kQR/RK2q3/Q1PNr3/4bq2/1R1N4/R2B1nR1/n6q b - - 0 1 Illegal Both Kings in Check
3n1kN1/Q1QP1RQq/2r1bB2/pr2b2Q/P4q2/B3bR1B/4nQp1/KQ2N3 b - - 0 1 Illegal Both Kings in Check
R1n2BN1/2pNB1r1/K3p3/pR1R2B1/PQp2qR1/1b2BP2/3bnkQ1/n3R3 b - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 2 wpr 7 wpx -1 maxuwp 0 minopp 2 bx 4 bp 4 bpr 1 bpx 3 maxubp 2 minopp 2
8/5Pq1/3r1PQN/3p2Q1/RBNnK2B/r1B2nRR/1Rqp1bQ1/k1nB4 b - - 0 1 Illegal Side not to move in Check
1b1QB1b1/N2Rqr2/K5Pn/b1QB4/8/1R1Q1P2/QkRB1RbN/1nrq1r2 b - - 0 1 Illegal Triple Check
1n6/1KQB2Q1/B1N2b1N/QP1q2kq/pb2Rrn1/3r4/Q3rPBq/1N4BR b - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 2 wpr 6 wpx 0 maxuwp 1 minopp 1 bx 4 bp 1 bpr 4 bpx 3 maxubp 0 minopp 1
4N1R1/2Q1RQnr/4nP2/r4q1b/P4p2/B1bBRNkN/QN1Q2q1/n1K4q b - - 0 1 Illegal Side not to move in Check
Qr6/2BBQR1r/2bQB3/P1rrNN1p/nQ1qP3/rb2N2B/k7/K2R2n1 b - - 0 1 Illegal Adjacent Kings
6K1/2b1nqPr/2PRp1qr/6R1/1Nb2r1k/BRQR4/rNNQ1N2/2B2Bn1 b - - 0 1 Illegal Side not to move in Check
8/R2q2b1/1NN1n3/R3B2R/pb4rk/N1r1pbnP/KPQ2RQ1/1Bq2Q1N b - - 0 1 Single Check wx 0 wp 2 wpr 6 wpx 0 maxuwp 2 minopp 0 bx 4 bp 2 bpr 2 bpx 4 maxubp 2 minopp 0
N1rR3R/Bpp3P1/Pb4nR/2R2N1K/4bQ1p/q1kn1r2/3bR1B1/2R3RR b - - 0 1 Illegal Double Check
2RN1qr1/2BbB1nk/3qN1Np/4R3/rN2NP2/b1P1K2P/b6r/1B1Rq1Q1 b - - 0 1 Illegal Side not to move in Check
5Rn1/N2Kp3/nN2P3/1bPpk1Bq/r1R4R/qb3B1n/3pP2N/QR1B3R b - - 0 1 Illegal Both Kings in Check
2Q1nkB1/PNr5/1PQ1Prq1/1NnRR3/2BB2q1/1bB4K/1n1N2b1/r1B2r2 b - - 0 1 Illegal Side not to move in Check
K3Qqr1/R2N1n1B/1R1b1r1q/3b1Q2/6Qq/P2B1r2/1nBP2RP/N2kb1R1 b - - 0 1 Illegal Both Kings in Check
q3bN1Q/rPR1P1RR/P2B2B1/4Q1q1/2bn4/1BbnN1nB/r2q2kQ/7K b - - 0 1 Illegal Adjacent Kings
1nNkb3/Q1qq1RpN/1nNQP3/rQ1R2P1/1B6/3Q4/1Bb1rrP1/rR3K2 b - - 0 1 Illegal Both Kings in Check
qQn1R2r/rpBP4/1P4P1/B6N/kn3b1Q/R1rR2b1/QpRn1N1N/3K4 b - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 3 wpr 6 wpx -1 maxuwp 1 minopp 2 bx 4 bp 2 bpr 3 bpx 3 maxubp 0 minopp 2
3R1B2/qrpNNN2/2P2p1N/Bp2q3/Qr3RPB/2K2P1R/2p1k2n/1bn3Q1 b - - 0 2 Illegal Side not to move in Check
Bnn2kRB/bBr1PK1N/N3PN1n/1B2bB2/4q3/N1r3P1/1R1r3r/1Q5b b - - 0 1 Illegal Adjacent Kings
6kb/4PKbb/1bq1QnN1/q1BR1n1N/2r1P1BN/r1P2R2/3Np3/B1B3B1 b - - 0 1 Illegal Adjacent Kings
1q3Nr1/N1Rbn1BK/N7/QrpBqrR1/R1PPB3/6P1/n2q4/R2Bk3 b - - 0 1 No Checks wx 0 wp 3 wpr 5 wpx 0 maxuwp 4 minopp -1 bx 5 bp 1 bpr 3 bpx 4 maxubp 2 minopp -1
3BbN1Q/pp6/1PBNkpn1/1PQ2N1R/2p4N/K2Bp2P/n1R3Bb/2q1r3 b - - 0 1 Illegal Both Kings in Check
Nr2r3/4N2r/3B2K1/bRp3n1/PpPp1b1Q/PQ2RB2/2PpB1Q1/2N1q2k b - - 0 1 Illegal Bishops Too Monochromatic wx 0 wp 4 wpr 4 wpx 0 maxuwp 2 minopp 2 bx 4 bp 4 bpr 2 bpx 2 maxubp 2 minopp 2
6Qn/PK1p4/B1NPQr1N/1P3q2/p2k3R/B1b2bn1/PRqp3r/1R2RrR1 b - - 0 1 Illegal Double Check
2n2b1R/3Nr3/rQn1n3/1P1Kb1nR/kQP2N2/Pbq4B/2bBP3/N2QN3 b - - 0 1 Single Check wx 0 wp 4 wpr 4 wpx 0 maxuwp 4 minopp 0 bx 4 bp 0 bpr 4 bpx 4 maxubp 0 minopp 0
1nN3qq/3N1PPn/3bR3/1Qk1Bb2/P3RP2/1q3Kr1/2p3B1/nrBR2QR b - - 0 1 Illegal Both Kings in Check
1r4b1/1k3P1R/PN1Q1Q1n/2n1Q2r/PBNBRb2/1qPK3p/n2Q4/4rBr1 b - - 0 1 Illegal Both Kings in Check
bQ2BrR1/2Pb1rP1/3P3B/1kp1RN2/nRqQPn1N/Bb1R4/3Kr2r/8 b - - 0 1 Illegal Both Kings in Check
2q2n2/Kr3q2/1pPQRP1b/B2B2kP/3B3b/3R2qN/1Q1q2P1/nrRNB3 b - - 0 1 Illegal Both Kings in Check
1NK1b1nR/2NP2Pq/1QpQ2n1/p1R5/4P1N1/2b1B3/1qr3Pr/1N1rkB1Q b - - 0 1 No Checks wx 0 wp 4 wpr 4 wpx 0 maxuwp 4 minopp 0 bx 4 bp 2 bpr 2 bpx 4 maxubp 2 minopp 0
2R2n1n/pBBRprp1/2N2qQ1/3p1kqP/B2P1r1b/P4KN1/3B2P1/1N4N1 b - - 2 3 Illegal Both Kings in Check
2R4N/nRPpkBP1/pp1RR1N1/2QB1bN1/P5r1/1P1bN2K/q3r2q/b2n4 b - - 0 1 Illegal Both Kings in Check
1rb2b2/qN3p2/BR1RnP2/P1p1pN1q/3Q1P1N/nRKpr3/4P1N1/B5Rk b - - 0 1 Single Check wx 0 wp 4 wpr 4 wpx 0 maxuwp 2 minopp 2 bx 3 bp 4 bpr 1 bpx 3 maxubp 2 minopp 2
4N2Q/1n1BKrNb/1PR1b1B1/BkRP1P2/3P4/2NbnP1R/nq1p4/1n1r4 b - - 0 1 Illegal Both Kings in Check
1r2N1B1/1Np2K1R/pq2rQn1/nN4pr/k3bBpP/8/BN4N1/b4Qq1 b - h3 0 1 Single Check wx 3 wp 1 wpr 5 wpx 2 maxuwp 2 minopp -1 bx 2 bp 4 bpr 2 bpx 2 maxubp 5 minopp -1
r1b1k3/nQN3n1/n2Q2Rn/2N1KRb1/Q3N1B1/n4rb1/b3P1qN/2r2B1B b q - 0 1 Illegal Both Kings in Check