From defc2a41b44985fed1ab3a3348a5381604e295ab Mon Sep 17 00:00:00 2001
From: Daniel Schwartz <daniel.schwartz@tamu.edu>
Date: Thu, 23 May 2024 19:18:03 -0500
Subject: [PATCH] validate msItem/author/@role against documentation file

https://github.com/srophe/britishLibrary/issues/318
---
 documentation/schema/Syriacamsdesc.odd     | 43 ++++--------
 documentation/schema/out/Syriacamsdesc.rng | 76 +++++++++++++---------
 2 files changed, 59 insertions(+), 60 deletions(-)

diff --git a/documentation/schema/Syriacamsdesc.odd b/documentation/schema/Syriacamsdesc.odd
index 306ab8d..4108d0d 100644
--- a/documentation/schema/Syriacamsdesc.odd
+++ b/documentation/schema/Syriacamsdesc.odd
@@ -4273,36 +4273,19 @@ Comment @davidamichelson -->
                                 </valList>
                             </attDef>
                             <attDef ident="role" mode="change">
-                                <valList type="closed">
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#claimed">
-                                        <gloss>Claimed</gloss>
-                                        <desc>A person whose authorship or editing of the work has been claimed, whether by herself/himself or by others.</desc>
-                                    </valItem>
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#attributed">
-                                        <gloss>Claimed: Attributed</gloss>
-                                        <desc>A person whom others have credited at any time with the authorship or editing of a work, regardless of whether or not the person is an actual author or editor of the work.</desc>
-                                    </valItem>
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#incorrectly-attributed">
-                                        <gloss>Claimed: Attributed: Incorrectly</gloss>
-                                        <desc>A person whom others have erroneously credited at any time with the authorship or editing of a work.</desc>
-                                    </valItem>
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#disputed">
-                                        <gloss>Claimed: Disputed</gloss>
-                                        <desc>A person whose authorship or editing of the work has been significantly disputed in scholarly literature, and who may or may not actually be an author or editor of the work.</desc>
-                                    </valItem>
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#correctly-disputed">
-                                        <gloss>Claimed: Disputed: Correctly</gloss>
-                                        <desc>A person whose authorship or editing of the work has been rightly disputed in scholarly literature.</desc>
-                                    </valItem>
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#incorrectly-disputed">
-                                        <gloss>Claimed: Disputed: Incorrectly</gloss>
-                                        <desc>A person whose authorship or editing of the work has been wrongly disputed in scholarly literature.</desc>
-                                    </valItem>
-                                    <valItem ident="https://syriaca.org/documentation/author-editor-roles.xml#pseudo">
-                                        <gloss>Claimed: Pseudo</gloss>
-                                        <desc>A person who was not the work's author or editor, but whose identity was assumed by an author or editor of the work.</desc>
-                                    </valItem>
-                                </valList>
+                                <constraintSpec ident="role-on-author" scheme="schematron">
+                                    <constraint>
+                                        <sch:rule context="//tei:msItem/tei:author/@role">
+                                            <sch:let name="rolesDoc" value="doc('https://raw.githubusercontent.com/srophe/britishLibrary/main/documentation/author-editor-roles.xml')"/>
+                                            <sch:let name="roles" value="$rolesDoc//tei:taxonomy//tei:category/@xml:id"/>
+                                            <sch:let name="roleValues" value="for $i in $roles return concat('#', $i)"/>
+                                            <sch:assert test="every $i in . satisfies $i = $roleValues">
+                                                Acceptable values for @role include: 
+                                                <sch:value-of select="string-join($roleValues, ' | ')"/>.
+                                            </sch:assert>
+                                        </sch:rule>
+                                    </constraint>
+                                </constraintSpec>
                             </attDef>
                         </attList>
                     </elementSpec>
diff --git a/documentation/schema/out/Syriacamsdesc.rng b/documentation/schema/out/Syriacamsdesc.rng
index 5086e6d..740e296 100644
--- a/documentation/schema/out/Syriacamsdesc.rng
+++ b/documentation/schema/out/Syriacamsdesc.rng
@@ -5,7 +5,7 @@
          xmlns:xlink="http://www.w3.org/1999/xlink"
          datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes"
          ns="http://www.tei-c.org/ns/1.0"><!--
-Schema generated from ODD source 2024-05-23T23:58:28Z. . 
+Schema generated from ODD source 2024-05-24T00:17:22Z. . 
 TEI Edition: Version 4.5.0. Last updated on 25th October 2022, revision 3e98e619e 
 TEI Edition Location: https://www.tei-c.org/Vault/P5/4.5.0/ 
   
@@ -4634,6 +4634,22 @@ Elements 7.2.5. Speech Contents]</a:documentation>
                </list>
             </attribute>
          </optional>
+         <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
+                  id="msdesc-author-role-role-on-author-constraint-rule-17">
+            <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
+                      xmlns:rng="http://relaxng.org/ns/structure/1.0"
+                      xmlns:sch="http://purl.oclc.org/dsdl/schematron"
+                      context="//tei:msItem/tei:author/@role">
+               <sch:let name="rolesDoc"
+                        value="doc('https://raw.githubusercontent.com/srophe/britishLibrary/main/documentation/author-editor-roles.xml')"/>
+               <sch:let name="roles" value="$rolesDoc//tei:taxonomy//tei:category/@xml:id"/>
+               <sch:let name="roleValues" value="for $i in $roles return concat('#', $i)"/>
+               <sch:assert test="every $i in . satisfies $i = $roleValues">
+                                                Acceptable values for @role include: 
+                                                <sch:value-of select="string-join($roleValues, ' | ')"/>.
+                                            </sch:assert>
+            </sch:rule>
+         </pattern>
          <empty/>
       </element>
    </define>
@@ -4653,7 +4669,7 @@ Elements 7.2.5. Speech Contents]</a:documentation>
             </list>
          </attribute>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-editor-role-role-on-editor-constraint-rule-17">
+                  id="msdesc-editor-role-role-on-editor-constraint-rule-18">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -4680,7 +4696,7 @@ Elements 7.2.5. Speech Contents]</a:documentation>
             </attribute>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-editor-ref-ref-on-editor-constraint-rule-19">
+                  id="msdesc-editor-ref-ref-on-editor-constraint-rule-20">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -4772,7 +4788,7 @@ Elements 7.2.5. Speech Contents]</a:documentation>
             </attribute>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-title-xmllang-xmlLang-on-title-constraint-rule-20">
+                  id="msdesc-title-xmllang-xmlLang-on-title-constraint-rule-21">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -4819,7 +4835,7 @@ Sample values include: 1] main; 2] sub (subordinate); 3] alt (alternate); 4] sho
             </attribute>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-title-ref-ref-on-title-constraint-rule-21">
+                  id="msdesc-title-ref-ref-on-title-constraint-rule-22">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -4979,7 +4995,7 @@ Suggested values include: 1] volume (volume); 2] issue; 3] page (page); 4] line;
             <text/>
          </interleave>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-bibl-bibl-children-constraint-rule-22">
+                  id="msdesc-bibl-bibl-children-constraint-rule-23">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -5171,7 +5187,7 @@ relatedItem element must be empty</sch:report>
             </zeroOrMore>
          </group>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-lg-atleast1oflggapl-constraint-assert-16">
+                  id="msdesc-lg-atleast1oflggapl-constraint-assert-17">
             <rule context="tei:lg">
                <sch:assert xmlns="http://www.tei-c.org/ns/1.0"
                            xmlns:rng="http://relaxng.org/ns/structure/1.0"
@@ -5206,7 +5222,7 @@ relatedItem element must be empty</sch:report>
          </zeroOrMore>
          <text/>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-textLang-textLang-textLang.check-constraint-rule-26">
+                  id="msdesc-textLang-textLang-textLang.check-constraint-rule-27">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -5242,7 +5258,7 @@ relatedItem element must be empty</sch:report>
             </choice>
          </attribute>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-textLang-mainLang-mainLang-on-textLang-constraint-rule-28">
+                  id="msdesc-textLang-mainLang-mainLang-on-textLang-constraint-rule-29">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -5606,7 +5622,7 @@ relatedItem element must be empty</sch:report>
          </zeroOrMore>
          <text/>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-idno-idno-uri-constraint-rule-29">
+                  id="msdesc-idno-idno-uri-constraint-rule-30">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -5863,7 +5879,7 @@ Suggested values include: 1] ISBN; 2] ISSN; 3] DOI; 4] URI; 5] VIAF; 6] ESTC; 7]
             </list>
          </attribute>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-handNote-script-script-on-handNote-constraint-rule-30">
+                  id="msdesc-handNote-script-script-on-handNote-constraint-rule-31">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -5908,7 +5924,7 @@ Suggested values include: 1] ISBN; 2] ISSN; 3] DOI; 4] URI; 5] VIAF; 6] ESTC; 7]
             </choice>
          </attribute>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-language-ident-ident-on-language-constraint-rule-31">
+                  id="msdesc-language-ident-ident-on-language-constraint-rule-32">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -5998,7 +6014,7 @@ Sample values include: 1] approved; 2] candidate; 3] cleared; 4] deprecated; 5]
             </list>
          </attribute>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-change-who-who-on-change-constraint-rule-32">
+                  id="msdesc-change-who-who-on-change-constraint-rule-33">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -6272,7 +6288,7 @@ Sample values include: 1] approved; 2] candidate; 3] cleared; 4] deprecated; 5]
             </attribute>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-msDesc-xmlid-xmlID-on-msDesc-constraint-rule-33">
+                  id="msdesc-msDesc-xmlid-xmlID-on-msDesc-constraint-rule-34">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -6293,7 +6309,7 @@ Sample values include: 1] approved; 2] candidate; 3] cleared; 4] deprecated; 5]
          <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">(catchwords) describes the system used to ensure correct ordering of the quires or similar making up a codex, incunable, or other object typically by means of annotations at the foot of the page. [10.3.7. Catchwords, Signatures, Secundo Folio]</a:documentation>
          <ref name="macro.phraseSeq"/>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-catchwords-catchword_in_msDesc-constraint-assert-26">
+                  id="msdesc-catchwords-catchword_in_msDesc-constraint-assert-27">
             <rule context="tei:catchwords">
                <sch:assert xmlns="http://www.tei-c.org/ns/1.0"
                            xmlns:rng="http://relaxng.org/ns/structure/1.0"
@@ -6317,7 +6333,7 @@ Sample values include: 1] approved; 2] candidate; 3] cleared; 4] deprecated; 5]
             </optional>
          </group>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-dimensions-dimensions-unit.check-constraint-rule-34">
+                  id="msdesc-dimensions-dimensions-unit.check-constraint-rule-35">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -6559,7 +6575,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
          </zeroOrMore>
          <text/>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-origDate-origDate.check-constraint-rule-35">
+                  id="msdesc-origDate-origDate.check-constraint-rule-36">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -6599,7 +6615,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
          <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">(second folio) marks the word or words taken from a fixed point in a codex (typically the beginning of the second leaf) in order to provide a unique identifier for it.  [10.3.7. Catchwords, Signatures, Secundo Folio]</a:documentation>
          <ref name="macro.phraseSeq"/>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-secFol-secFol_in_msDesc-constraint-assert-29">
+                  id="msdesc-secFol-secFol_in_msDesc-constraint-assert-30">
             <rule context="tei:secFol">
                <sch:assert xmlns="http://www.tei-c.org/ns/1.0"
                            xmlns:rng="http://relaxng.org/ns/structure/1.0"
@@ -6616,7 +6632,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
          <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">(signatures) contains discussion of the leaf or quire signatures found within a codex or similar object. [10.3.7. Catchwords, Signatures, Secundo Folio]</a:documentation>
          <ref name="macro.specialPara"/>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-signatures-signatures_in_msDesc-constraint-assert-30">
+                  id="msdesc-signatures-signatures_in_msDesc-constraint-assert-31">
             <rule context="tei:signatures">
                <sch:assert xmlns="http://www.tei-c.org/ns/1.0"
                            xmlns:rng="http://relaxng.org/ns/structure/1.0"
@@ -7266,7 +7282,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
             </optional>
          </group>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-objectDesc-objectDesc-textLang.check-constraint-rule-36">
+                  id="msdesc-objectDesc-objectDesc-textLang.check-constraint-rule-37">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -7324,7 +7340,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
             </group>
          </choice>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-supportDesc-textLang.check-constraint-rule-38">
+                  id="msdesc-supportDesc-textLang.check-constraint-rule-39">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -7582,7 +7598,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
             <text/>
          </interleave>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-binding-binding.check-constraint-rule-40">
+                  id="msdesc-binding-binding.check-constraint-rule-41">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -8158,7 +8174,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
             </attribute>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-persName-ref-ref-on-persName-constraint-rule-41">
+                  id="msdesc-persName-ref-ref-on-persName-constraint-rule-42">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -8244,7 +8260,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
             </attribute>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-placeName-ref-ref-on-placeName-constraint-rule-42">
+                  id="msdesc-placeName-ref-ref-on-placeName-constraint-rule-43">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -8551,7 +8567,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
             <ref name="desc"/>
          </optional>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-relation-reforkeyorname-constraint-assert-38">
+                  id="msdesc-relation-reforkeyorname-constraint-assert-39">
             <rule context="tei:relation">
                <assert xmlns:rng="http://relaxng.org/ns/structure/1.0"
                        xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -8601,7 +8617,7 @@ Sample values include: 1] binding; 2] endband; 3] slipcase; 4] support; 5] tie</
                </attribute>
             </optional>
             <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                     id="msdesc-relation-active-active-on-relation-constraint-rule-43">
+                     id="msdesc-relation-active-active-on-relation-constraint-rule-44">
                <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                          xmlns:rng="http://relaxng.org/ns/structure/1.0"
                          xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -8698,7 +8714,7 @@ Sample values include: 1] TEI; 2] DBK (docbook); 3] XX (unknown); 4] Schematron;
             </choice>
          </group>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-TEI-TEI.xmlid.check-constraint-rule-45">
+                  id="msdesc-TEI-TEI.xmlid.check-constraint-rule-46">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -9008,7 +9024,7 @@ Sample values include: 1] TEI; 2] DBK (docbook); 3] XX (unknown); 4] Schematron;
             </oneOrMore>
          </group>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-facsimile-no_facsimile_text_nodes-constraint-rule-47">
+                  id="msdesc-facsimile-no_facsimile_text_nodes-constraint-rule-48">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -9220,7 +9236,7 @@ Sample values include: 1] header; 2] footer; 3] pageNum (page number); 4] lineNu
             </choice>
          </oneOrMore>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-subst-substContents1-constraint-assert-44">
+                  id="msdesc-subst-substContents1-constraint-assert-45">
             <rule context="tei:subst">
                <assert xmlns:rng="http://relaxng.org/ns/structure/1.0"
                        xmlns:sch="http://purl.oclc.org/dsdl/schematron"
@@ -9270,7 +9286,7 @@ Sample values include: 1] header; 2] footer; 3] pageNum (page number); 4] lineNu
             </list>
          </attribute>
          <pattern xmlns="http://purl.oclc.org/dsdl/schematron"
-                  id="msdesc-supplied-resp-resp-on-supplied-constraint-rule-48">
+                  id="msdesc-supplied-resp-resp-on-supplied-constraint-rule-49">
             <sch:rule xmlns="http://www.tei-c.org/ns/1.0"
                       xmlns:rng="http://relaxng.org/ns/structure/1.0"
                       xmlns:sch="http://purl.oclc.org/dsdl/schematron"