Getty Vocabularies: LOD AAT Semantic Representation Version: 1.1 Last updated: February 28, 2014 Table of Contents 1 Introduction ........................................................................................................................................................... 3 1.1 The Getty Vocabularies and LOD ................................................................................................................ 3 1.1.1 About the AAT .................................................................................................................................... 3 1.2 Revisions, Review, Feedback ....................................................................................................................... 4 1.2.1 Revisions ............................................................................................................................................. 4 1.2.2 External Review Process ..................................................................................................................... 4 1.2.3 Providing Feedback ............................................................................................................................. 4 1.2.4 Disclaimer ........................................................................................................................................... 4 1.3 Abbreviations ............................................................................................................................................... 5 1.4 RDF Turtle ................................................................................................................................................... 6 1.5 Prefixes ......................................................................................................................................................... 6 1.5.1 External Prefixes ................................................................................................................................. 7 1.5.2 Descriptive Prefixes ............................................................................................................................. 7 1.5.3 GVP URLs and Prefixes ...................................................................................................................... 8 1.6 Semantic Resolution ..................................................................................................................................... 8 1.7 External Ontologies ...................................................................................................................................... 9 1.7.1 DC and DCT ...................................................................................................................................... 10 1.7.2 SKOS and SKOS-XL ........................................................................................................................ 10 1.7.3 ISO 25964 .......................................................................................................................................... 10 1.7.4 BIBO and FOAF ................................................................................................................................ 11 1.7.5 PROV ................................................................................................................................................ 12 1.7.5.1 dct:modified .................................................................................................................................. 12 1.7.5.2 dct:creator+dct:created .................................................................................................................. 13 1.8 GVP Ontology ............................................................................................................................................ 14 2 Semantic Representation ..................................................................................................................................... 14 2.1 Semantic Overview .................................................................................................................................... 14 2.2 Subject ........................................................................................................................................................ 17 2.2.1 Subject Types .................................................................................................................................... 17 2.3 Subject Hierarchy ....................................................................................................................................... 18 2.3.1 Hierarchy Structure............................................................................................................................ 19 2.3.2 Top Concepts ..................................................................................................................................... 20 2.3.2.1 Number of top concepts ................................................................................................................ 20 2.4 Sort Order ................................................................................................................................................... 20 2.4.1 Sorting with Thesaurus Array ............................................................................................................ 21 2.4.1.1 skos:member Structure .................................................................................................................. 21 2.4.1.2 skos:memberList Structure ............................................................................................................ 22 2.4.1.3 Full Representation ....................................................................................................................... 23 2.5 Associative Relationships........................................................................................................................... 24 2.5.1 Relationships Table ........................................................................................................................... 24 2.5.2 Relationship Cross-Walk ................................................................................................................... 24 2.5.3 Relationship Representation .............................................................................................................. 24 2.6 Obsolete Subject ......................................................................................................................................... 25 2.7 Language .................................................................................................................................................... 25 2.7.1 IANA Language Tags ........................................................................................................................ 26 The J. Paul Getty Trust contact us: [email protected] February 28, 2014 Getty Vocabularies: LOD AAT Semantic Representation Page 2 2.7.2 Language Tag Case ........................................................................................................................... 26 2.7.3 Language Tags and Sources .............................................................................................................. 27 2.7.4 Language Dual URLs ........................................................................................................................ 27 2.8 Term ........................................................................................................................................................... 28 2.8.1 Term Characteristics .......................................................................................................................... 28 2.9 Scope Note ................................................................................................................................................. 29 2.10 Identifiers ................................................................................................................................................... 29 2.11 Notations .................................................................................................................................................... 29 2.12 Source ......................................................................................................................................................... 29 2.12.1 Local Sources .................................................................................................................................... 30 2.13 Contributor ................................................................................................................................................. 31 2.14 Historic Information ................................................................................................................................... 32 2.15 Revision History ......................................................................................................................................... 33 2.15.1 Revision History Representation ....................................................................................................... 33 2.15.2 Revision History for Subject ............................................................................................................. 34 2.15.3 Revision History for Source .............................................................................................................