XSD の ID 型または NCName 型

とある ISO 19139 準拠 XML ドキュメント（つまりは地理メタデータ）を XSD でバリデートすると、id 属性が ID 型にあわないという。どうやら、コンマがだめらしい。

そういわれてみると、一体何が許されるのか知らないのも気味が悪い。

• NCName ::= (Letter | '_') (NCNameChar)*
• NCNameChar ::= Letter | Digit | '.' | '-' | '_' | CombiningChar | Extender
• Letter ::= 英字のみならず漢字など文字っぽいもの
• Letter ::= BaseChar | Ideographic
• BaseChar ::= [A-Z] | [a-z] | [À-Ö] | [Ø-ö] | [ø-ÿ] | [Ā-ı] | [Ĵ-ľ] | [Ł-ň] | [Ŋ-ž] | [ƀ-ǃ] | [Ǎ-ǰ] | [Ǵ-ǵ] | [Ǻ-ȗ] | [ɐ-ʨ] | [ʻ-ˁ] | Ά | [Έ-Ί] | Ό | [Ύ-Ρ] | [Σ-ώ] | [ϐ-ϖ] | Ϛ | Ϝ | Ϟ | Ϡ | [Ϣ-ϳ] | [Ё-Ќ] | [Ў-я] | [ё-ќ] | [ў-ҁ] | [Ґ-ӄ] | [Ӈ-ӈ] | [Ӌ-ӌ] | [Ӑ-ӫ] | [Ӯ-ӵ] | [Ӹ-ӹ] | [Ա-Ֆ] | ՙ | [ա-ֆ] | [א-ת] | [װ-ײ] | [ء-غ] | [ف-ي] | [ٱ-ڷ] | [ں-ھ] | [ۀ-ێ] | [ې-ۓ] | ە | [ۥ-ۦ] | [अ-ह] | ऽ | [क़-ॡ] | [অ-ঌ] | [এ-ঐ] | [ও-ন] | [প-র] | ল | [শ-হ] | [ড়-ঢ়] | [য়-ৡ] | [ৰ-ৱ] | [ਅ-ਊ] | [ਏ-ਐ] | [ਓ-ਨ] | [ਪ-ਰ] | [ਲ-ਲ਼] | [ਵ-ਸ਼] | [ਸ-ਹ] | [ਖ਼-ੜ] | ਫ਼ | [ੲ-ੴ] | [અ-ઋ] | ઍ | [એ-ઑ] | [ઓ-ન] | [પ-ર] | [લ-ળ] | [વ-હ] | ઽ | ૠ | [ଅ-ଌ] | [ଏ-ଐ] | [ଓ-ନ] | [ପ-ର] | [ଲ-ଳ] | [ଶ-ହ] | ଽ | [ଡ଼-ଢ଼] | [ୟ-ୡ] | [அ-ஊ] | [எ-ஐ] | [ஒ-க] | [ங-ச] | ஜ | [ஞ-ட] | [ண-த] | [ந-ப] | [ம-வ] | [ஷ-ஹ] | [అ-ఌ] | [ఎ-ఐ] | [ఒ-న] | [ప-ళ] | [వ-హ] | [ౠ-ౡ] | [ಅ-ಌ] | [ಎ-ಐ] | [ಒ-ನ] | [ಪ-ಳ] | [ವ-ಹ] | ೞ | [ೠ-ೡ] | [അ-ഌ] | [എ-ഐ] | [ഒ-ന] | [പ-ഹ] | [ൠ-ൡ] | [ก-ฮ] | ะ | [า-ำ] | [เ-ๅ] | [ກ-ຂ] | ຄ | [ງ-ຈ] | ຊ | ຍ | [ດ-ທ] | [ນ-ຟ] | [ມ-ຣ] | ລ | ວ | [ສ-ຫ] | [ອ-ຮ] | ະ | [າ-ຳ] | ຽ | [ເ-ໄ] | [ཀ-ཇ] | [ཉ-ཀྵ] | [Ⴀ-Ⴥ] | [ა-ჶ] | ᄀ | [ᄂ-ᄃ] | [ᄅ-ᄇ] | ᄉ | [ᄋ-ᄌ] | [ᄎ-ᄒ] | ᄼ | ᄾ | ᅀ | ᅌ | ᅎ | ᅐ | [ᅔ-ᅕ] | ᅙ | [ᅟ-ᅡ] | ᅣ | ᅥ | ᅧ | ᅩ | [ᅭ-ᅮ] | [ᅲ-ᅳ] | ᅵ | ᆞ | ᆨ | ᆫ | [ᆮ-ᆯ] | [ᆷ-ᆸ] | ᆺ | [ᆼ-ᇂ] | ᇫ | ᇰ | ᇹ | [Ḁ-ẛ] | [Ạ-ỹ] | [ἀ-ἕ] | [Ἐ-Ἕ] | [ἠ-ὅ] | [Ὀ-Ὅ] | [ὐ-ὗ] | Ὑ | Ὓ | Ὕ | [Ὗ-ώ] | [ᾀ-ᾴ] | [ᾶ-ᾼ] | ι | [ῂ-ῄ] | [ῆ-ῌ] | [ῐ-ΐ] | [ῖ-Ί] | [ῠ-Ῥ] | [ῲ-ῴ] | [ῶ-ῼ] | Ω | [K-Å] | ℮ | [ↀ-ↂ] | [ぁ-ゔ] | [ァ-ヺ] | [ㄅ-ㄬ] | [가-힣]
• Ideographic ::= [一-龥] | 〇 | [〡-〩]
• Digit ::= 各種スクリプトの数字類
• [0-9] | [٠-٩] | [۰-۹] | [०-९] | [০-৯] | [੦-੯] | [૦-૯] | [୦-୯] | [௧-௯] | [౦-౯] | [೦-೯] | [൦-൯] | [๐-๙] | [໐-໙] | [༠-༩]
• CombiningChar ::= ベース文字と結合させるための記号類
• [̀-ͅ] | [͠-͡] | [҃-҆] | [֑-֡] | [֣-ֹ] | [ֻ-ֽ] | ֿ | [ׁ-ׂ] | ׄ | [ً-ْ] | ٰ | [ۖ-ۜ] | [۝-۟] | [۠-ۤ] | [ۧ-ۨ] | [۪-ۭ] | [ँ-ः] | ़ | [ा-ौ] | ् | [॑-॔] | [ॢ-ॣ] | [ঁ-ঃ] | ় | া | ি | [ী-ৄ] | [ে-ৈ] | [ো-্] | ৗ | [ৢ-ৣ] | ਂ | ਼ | ਾ | ਿ | [ੀ-ੂ] | [ੇ-ੈ] | [ੋ-੍] | [ੰ-ੱ] | [ઁ-ઃ] | ઼ | [ા-ૅ] | [ે-ૉ] | [ો-્] | [ଁ-ଃ] | ଼ | [ା-ୃ] | [େ-ୈ] | [ୋ-୍] | [ୖ-ୗ] | [ஂ-ஃ] | [ா-ூ] | [ெ-ை] | [ொ-்] | ௗ | [ఁ-ః] | [ా-ౄ] | [ె-ై] | [ొ-్] | [ౕ-ౖ] | [ಂ-ಃ] | [ಾ-ೄ] | [ೆ-ೈ] | [ೊ-್] | [ೕ-ೖ] | [ം-ഃ] | [ാ-ൃ] | [െ-ൈ] | [ൊ-്] | ൗ | ั | [ิ-ฺ] | [็-๎] | ັ | [ິ-ູ] | [ົ-ຼ] | [່-ໍ] | [༘-༙] | ༵ | ༷ | ༹ | ༾ | ༿ | [ཱ-྄] | [྆-ྋ] | [ྐ-ྕ] | ྗ | [ྙ-ྭ] | [ྱ-ྷ] | ྐྵ | [⃐-⃜] | ⃡ | [〪-〯] | ゙ | ゚
• Extender ::= おどり字の類
• · | ː | ˑ | · | ـ | ๆ | ໆ | 々 | [〱-〵] | [ゝ-ゞ] | [ー-ヾ]

まあ、結論としてコンマはだめなんでいいんだけど。