diff --git a/test/cic/model_test.clj b/test/cic/model_test.clj
index 77c0c51..0135c2c 100644
--- a/test/cic/model_test.clj
+++ b/test/cic/model_test.clj
@@ -16,18 +16,25 @@
                     {:sex "2", :care-status "N1", :legal-status "V3", :uasc "True", :dob "1999", :ceased "2017-07-18", :id "124", :report-year "2017", :placement "U2", :report-date "2017-06-10"}
                     {:sex "2", :care-status "N1", :legal-status "V4", :uasc "True", :dob "1999", :ceased "2017-07-18", :id "124", :report-year "2017", :placement "U2", :report-date "2017-06-10"}))
 
-(def example (p/prepare-ages (->> example-data
-                                  (map c/format-episode)
-                                  c/episodes
-                                  c/episodes->periods)
-                             (r/make-random 50)))
+(def most-recent {:sex "2", :care-status "E1", :legal-status "C2", :uasc "False", :dob "1999", :ceased "2017-07-18", :id "120", :report-year "2017", :placement "E2", :report-date "2017-04-18"})
+
+(defn prep-ages [data]
+  (p/prepare-ages (->> data
+                       (map c/format-episode)
+                       c/episodes
+                       c/episodes->periods)
+                  (r/make-random 50)))
+
+(def example-1 (prep-ages example-data))
+
+(def example-2 (prep-ages (conj example-data most-recent)))
 
 (deftest update-fuzzy-test
-  (let [age (:admission-age (first example))
+  (let [age (:admission-age (first example-1))
         fuzzy-age [(- age 1) age (+ age 1)]
-        yrs (/ (:duration (first example)) 365.0)
+        yrs (/ (:duration (first example-1)) 365.0)
         fuzzy-yrs (mapv int [(Math/floor yrs) (Math/ceil yrs)])
-        episodes (:episodes (first example))
+        episodes (:episodes (first example-1))
         result (update-fuzzy {} [age yrs] conj episodes)]
     (testing "returns range of ages close to example"
       (is (= (vec (distinct (map #(-> % first first) result)))
@@ -38,11 +45,16 @@
 
 (def duration-data {0 [[0 0 0][1 6 17][10 17 25][17 21 51][19 39 68][35 56 83][50 77 107][67 84 117][79 107 126][84 115 133][107 121 137][115 130 139][121 135 147][129 138 152][133 141 156][137 148 161][139 152 165][145 157 171][151 161 174][154 165 181][158 171 187][162 174 190][167 181 201][171 186 207][174 190 210][181 199 218][186 203 225][189 210 232][195 214 237][202 224 242][209 230 244][213 235 251][223 239 256][228 243 263][233 245 273][238 252 280][242 258 288][245 265 303][251 278 313][253 282 318][263 290 330][270 305 337][279 314 349][286 323 357][300 332 365][309 339 370][316 349 380][327 357 390][336 365 396][344 372 407][356 380 412][362 391 418][368 396 425][377 407 429][383 412 439][392 418 446][399 426 452][410 431 463][417 440 472][425 448 476][428 454 489][435 464 498][443 474 504][452 477 514][461 490 519][468 498 524][476 505 534][486 515 543][497 521 548][504 526 556][514 540 563][519 547 581][526 551 590][540 559 599][546 566 616][550 590 623][559 598 637][566 613 646][590 619 663][598 636 664][614 643 677][623 663 679][637 664 685][646 677 699][663 680 721][670 687 744][678 700 770][683 734 794][696 760 811][721 779 827][748 802 843][776 817 887][802 840 938][821 869 974][843 938 1037][897 974 1094][948 1072 1223][1033 1104 1343][1104 1320 1932][1343 1707 4433][6935 6935 6935]]})
 
+(def duration-model-0 (partial (duration-model duration-data) 0))
+
 (deftest duration-model-test
-  (let [duration-model-0 (partial (duration-model duration-data) 0)
-        list-durations (reduce concat (reduce into [] (vals duration-data)))
+  (let [list-durations (reduce concat (reduce into [] (vals duration-data)))
         minimum (apply min list-durations)
         maximum (apply max list-durations)]
     (testing "duration for age 0 always falls between min and max when randomly sampled 1000 times"
       (is (every? #(and (>= % minimum) (<= % maximum))
                   (repeat 1000 (duration-model-0 (r/make-random (rand-int 10000)))))))))
+
+(comment
+  "build test around this"
+  ((episodes-model example-2) 0 (duration-model-0 (r/make-random 50)) (nth example-1 3) (r/make-random 50)))