ISO/IEC INTERNATIONAL STANDARD 13250-3 Secondedition 2013-11-01 Information technology Topic Maps Part 3: XML syntax Technologies de I'information - Plans relatifs a des sujets - Partie 3: Syntaxe XML Reference number ISO/IEC 13250-3:2013(E) ISo IEC @ISO/IEC2013 ISO/IEC13250-3:2013(E) COPYRIGHT PROTECTED DOCUMENT ISO/IEC 2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ ISO/IEC 2013 - All riahts reserved ISO/IEC13250-3:2013(E) Contents Page Foreword. iv Introduction. V 1 Scope.. 2 Normative references... Terms and definitions.. 4 Syntax definition.. 4.1 About the syntax... 4.2 Deserialization.. 4.3 Common syntactical constructs... 4.3.1 Common declarations.... 4.3.2 The reifier attribute... 4.3.3 The reifier element. 4.3.4 The href attribute... 4.3.5 CreatingIRlsfromstrings. 4.4 The topicMap element..... 4.5 The topic element... 4.6 The itemIdentity element... 4.7 The subjectLocator element. 4.8 The subjectIdentifier element..... 5 4.9 The instanceof element. 4.10 The name element.. 4.11 The value element.. 4.12 The variant element. 4.13 The scope element... 4.14 The type element...... 4.15 4.16 The resourceData element... 4.16.1 General..... 4.16.2 4.16.3 Canonicalizing embedded XML 4.17 The resourceRef element. 4.18 The association element... 4.19 The role element.... 8 4.20 ThetopicRefelement. 4.21 The subjectIdentifierRef element.. 4.22 The subjectLocatorRef element. 4.23 The mergeMap element... 9 5 Conformance.. 9 Annex A (normative) A RELAX-NG schema for XTM 2.1... 10 Annex B (informative) The XTM 2.1 DTD.... 12 Annex C (informative) A W3C XML Schema schema for XTM 2.1. 16 Annex D (informative) Differences from XTM 2.0 to XTM 1..... 21 AnnexE(informative)DifferencesfromXTM2.1toXTM2.0... 22 Annex F (informative) Subject identifiers for defined terms... 23 Bibliography.... @ ISO/IEC 2013 - All riahts reserved ii