<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE rdf:RDF [
  <!ENTITY z3919ns 'http://purl.org/gem/NISO-Z3919/'>
  ]>
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:dc="http://purl.org/dc/elements/1.1/">
	<!-- Description of this Schema -->
	<rdf:Description rdf:about="http://purl.org/gem/NISO-Z3919/">
		<dc:title>Monolingual Thesauri Vocabulary</dc:title>
		<dc:publisher>The GEM Consortium</dc:publisher>
		<dc:description>Describes the relationships among thesauri terms. Uses a structure based on the NISO Z39.19 standard.
  </dc:description>
		<dc:language>English</dc:language>
		<dc:date>2001-04-11</dc:date>
	</rdf:Description>
	<rdfs:Class rdf:about="&z3919ns;NISO-Z3919">
		<rdfs:label>Monolingual Theasuri</rdfs:label>
		<rdfs:comment>Provides a schema for Monolingual Thesauri, based on NISO Z39.19-1993.  Instances are required to contain a rdfs:label and a rdf:value
  </rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdfs:Class>
	<!-- Begin: Broader Term -->
	<rdf:Property rdf:about="&z3919ns;BT">
		<rdfs:label>Broader Term</rdfs:label>
		<rdfs:comment>A descriptor to which another descriptor or multiple descriptors are subordinate in a hierarchy. The relationship indicator for this type of term in BT. 
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;RT">
		<rdfs:label>Related Term</rdfs:label>
		<rdfs:comment>A descriptor that is associatively but not hierarchically linked to another description in a thesaurus. The relationship indicator for this type of descriptor is RT.
	</rdfs:comment>
		<rdfs:subPropertyOf rdf:resource="http://gemstar.ischool.washington.edu/2.0/gem#catalgoing"/>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;NT">
		<rdfs:label>Narrower Term</rdfs:label>
		<rdfs:comment>A descriptor that is subordinate to another descriptor or to multiple descriptors in a hierarchy. The relationship indicator for this type or term is NT.
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;USE">
		<rdfs:label>Use</rdfs:label>
		<rdfs:comment>Leads from a nonpreferred term to the descriptor. 
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;UF">
		<rdfs:label>Use For</rdfs:label>
		<rdfs:comment>Records entry terms leading to the descriptor.
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;TT">
		<rdfs:label>Top Term</rdfs:label>
		<rdfs:comment>The broadest descriptor in a thesaurus hierachy, sometimes indicated by the abbreviation TT.
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;HN">
		<rdfs:label>History Note</rdfs:label>
		<rdfs:comment> A note in a term record in a thesaurus that provides the date of entry of a descriptor as well as the history of modification to its scope, relationships, etc.
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
	<rdf:Property rdf:about="&z3919ns;SCOPE">
		<rdfs:label>Scope Note</rdfs:label>
		<rdfs:comment>A note following a descriptor explaining its coverage, specialized usage, or rules for assigning it.
	</rdfs:comment>
		<rdfs:isDefinedBy rdf:resource="http://gemstar.ischool.washington.edu/schema/2001/04/11/NISO-Z3919#"/>
	</rdf:Property>
</rdf:RDF>
