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<!DOCTYPE rdf:RDF [
     <!ENTITY ocyc "http://sw.opencyc.org/concept/" >
     <!ENTITY cyc  "http://sw.cyc.com/concept/" >
     <!ENTITY rdf  "http://www.w3.org/1999/02/22-rdf-syntax-ns#" >
     <!ENTITY rdfs "http://www.w3.org/2000/01/rdf-schema#" >
     <!ENTITY xsd  "http://www.w3.org/2001/XMLSchema#" >
     <!ENTITY owl  "http://www.w3.org/2002/07/owl#" >
   ]>

<rdf:RDF xml:base="http://sw.opencyc.org/2008/06/10/concept/"
         xmlns="http://sw.opencyc.org/2008/06/10/concept/"
         xmlns:cycAnnot="http://sw.cyc.com/CycAnnotations_v1#"
         xmlns:rdf="&rdf;"
         xmlns:rdfs="&rdfs;"
         xmlns:owl="&owl;"
         xmlns:xsd="&xsd;">

  <owl:Ontology rdf:about="http://sw.opencyc.org/2008/06/10/concept/">
    <owl:versionInfo>2008/06/10</owl:versionInfo>
    <rdfs:comment xml:lang="en">

      OpenCyc Knowledge Base

      Copyright© 2001-2008 Cycorp, Inc., http://www.cyc.com/, Austin, TX, USA

      This file contains an OWL representation of information contained 
      in the OpenCyc Knowledge Base. The content of this OWL file is 
      licensed under the Creative Commons Attribution 3.0 license whose 
      text can be found at http://creativecommons.org/licenses/by/3.0/legalcode. 
      The content of this OWL file, including the OpenCyc content it represents, 
      constitutes the "Work" referred to in the Creative Commons license. The terms of 
      this license equally apply to, without limitation, renamings and other 
      logically equivalent reformulations of the content of this OWL file 
      (or portions thereof) in any natural or formal language, as well 
      as to derivations of this content or inclusion of it in other ontologies.

    </rdfs:comment>
  </owl:Ontology>

  <owl:AnnotationProperty rdf:about="http://sw.cyc.com/CycAnnotations_v1#externalID">
    <rdfs:label xml:lang="en">externalID</rdfs:label>
    <rdfs:comment xml:lang="en">
      A unique, language-neutral, variable-sized identifier
      for a concept that can be used to refer unambiguously to that concept across 
      OWL exports or across Cyc inference engines.
    </rdfs:comment>
    <rdf:type rdf:resource="http://www.w3.org/2002/07/owl#FunctionalProperty"/>
  </owl:AnnotationProperty>

  <owl:AnnotationProperty rdf:about="http://sw.cyc.com/CycAnnotations_v1#label">
    <rdfs:label xml:lang="en">label</rdfs:label>
    <rdfs:comment xml:lang="en">
      A natural-language representation for a concept that is both human 
      readable and readable by the Cyc inference engine. These terms are not 
      guaranteed to refer to the same concept across time but are guaranteed to
      be consistent within a particular OWL export. Use 'cycAnnot:externalID'
      for unambiguously referring to a concept across OWL exports or across Cyc
      inference engines.
    </rdfs:comment>
  </owl:AnnotationProperty>

  <owl:Class rdf:about="Mx4rvgLGxpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">historic thing</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricTemporalThing</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all events, people, objects, periods, etc. which are considered to have historical significance.  The membership in this collection depends upon time, place, and culture.</rdfs:comment>
    <rdfs:subClassOf rdf:resource="Mx4rvViAxJwpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4ra0kFdJX-QdebR5OIAEc_Cg"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rvgLGxpwpEbGdrcN5Y29ycA"/>
    <owl:sameAs rdf:resource="&ocyc;Mx4rvgLGxpwpEbGdrcN5Y29ycA"/>
    <owl:sameAs rdf:resource="http://dbpedia.org/resource/History"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/ac/HistoricTemporalThing"/>
    <wikipediaArticleURL>http://en.wikipedia.org/wiki/History</wikipediaArticleURL>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">most historic</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">more historic</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">more historical</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">historical</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">historic</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">most historical</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwKQB3pwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rvgLGxpwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rIcwFloGUQdeMlsOWYLFB2w&quot; class=&quot;cyc_term&quot;&gt;HomoSapiens&lt;/a&gt;. Each instance of this collection is a human who has historical significance, such as &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvgIISJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Hammurabi&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rv6uPRZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Pericles&lt;/a&gt; and &lt;font color=&quot;#ff0000&quot;&gt;#$CheGuevara&lt;/font&gt;. (There is thus considerable overlap between this collection and &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvVjma5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;FamousHuman&lt;/a&gt;, but they differ in that all instances of &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwKQB3pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;HistoricHuman&lt;/a&gt; exerted some real influence on the course of world events).</rdfs:comment>
    <rdfs:label xml:lang="en">historical figure</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricHuman</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwEaQFpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rvgLGxpwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">The collection of significant periods of history.
  Examples include &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwQCL0JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TheRenaissance&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">historic period</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricPeriod</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvucjvpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rvgLGxpwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">historic event</rdfs:label>
    <rdfs:comment xml:lang="en">This is the collection of events which are somehow historically significant.</rdfs:comment>
    <cycAnnot:label xml:lang="en">HistoricallySignificantEvent</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rN9lf4CTeQdee4PjuZp8BLw">
    <rdfs:subClassOf rdf:resource="Mx4rvgLGxpwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">A specialization of both &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwLjlAJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;GeographicalThing&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvgLGxpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;HistoricTemporalThing&lt;/a&gt;.  An &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rN9lf4CTeQdee4PjuZp8BLw&quot; class=&quot;cyc_term&quot;&gt;HistoricalSite&lt;/a&gt; is a location of notable historical interest.</rdfs:comment>
    <cycAnnot:label xml:lang="en">HistoricalSite</cycAnnot:label>
    <rdfs:label xml:lang="en">historical site</rdfs:label>
  </owl:Class>

  <Mx4rvgLGxpwpEbGdrcN5Y29ycA rdf:about="Mx4rvd4GfpwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">The civilisation created by the &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvVjH1ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;EthnicGroupOfMayans&lt;/a&gt; in the &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwDmLT5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Yucatan_StateMexico&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViUSpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Honduras&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvVi0XZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Guatemala&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViZApwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Belize&lt;/a&gt;. The mayan civilization flourished from the early part of the first millenium up to the arrival of Cortez and his spanish settlers. Mayan mathematicians introduced the notion of Zero to counting, created a complex calendar system, and a detailed cosmological model of the world. Mayan architects created incredible &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvncZ6JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Ziggurat&lt;/a&gt;/pyramidal structures with ornate stone engravings and stellae. The ancient Mayans mixed culture with warfare and suffering. Ritual blood-lettings were a requirement of being a Mayan king, while captured prisoners from other Mayan tribes were ceremoniously beheaded. According to Mayan creation myths, man was originally molded from &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViaZJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CornPlant&lt;/a&gt; by the gods. Indeed, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViaZJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CornPlant&lt;/a&gt; was first introduced by the Mayans via plant husbandry.</rdfs:comment>
    <rdfs:label xml:lang="en">The classical Mayan civilization</rdfs:label>
    <cycAnnot:label xml:lang="en">ClassicalMayanCivilization</cycAnnot:label>
  </Mx4rvgLGxpwpEbGdrcN5Y29ycA>

  <Mx4rvgLGxpwpEbGdrcN5Y29ycA rdf:about="Mx4rvZ-Q0JwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">RMS-Lusitania-TheShip</cycAnnot:label>
    <rdfs:label xml:lang="en">R.M.S. Lusitania</rdfs:label>
    <rdfs:comment xml:lang="en">The British luxury liner Lusitania, which was sunk off the Irish coast by a German submarine on May 7, 1915, adding to the escalation of &lt;font color=&quot;#ff0000&quot;&gt;#$WorldWarI&lt;/font&gt;.</rdfs:comment>
  </Mx4rvgLGxpwpEbGdrcN5Y29ycA>

  <Mx4rvgLGxpwpEbGdrcN5Y29ycA rdf:about="Mx4rwQCalpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">Gettysburg Address MS</rdfs:label>
    <rdfs:comment xml:lang="en">The manuscript of the Gettysburg Address, handwritten by Lincoln on an envelope.</rdfs:comment>
    <cycAnnot:label xml:lang="en">GettysburgAddress-MS</cycAnnot:label>
  </Mx4rvgLGxpwpEbGdrcN5Y29ycA>

  <Mx4rvgLGxpwpEbGdrcN5Y29ycA rdf:about="Mx4rv6ULHZwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">Schachnerstueberl</rdfs:label>
    <rdfs:comment xml:lang="en">An historic building in &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvhhMNJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CityOfTrattenbachAustria&lt;/a&gt;, in which Ludwig Wittgenstein once rented rooms.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Schachnerstueberl</cycAnnot:label>
  </Mx4rvgLGxpwpEbGdrcN5Y29ycA>

  <owl:Class rdf:about="&ocyc;Mx4rvgLGxpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">historic thing</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricTemporalThing</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all events, people, objects, periods, etc. which are considered to have historical significance.  The membership in this collection depends upon time, place, and culture.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvViAxJwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvVjaApwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Individual&lt;/a&gt;.  This is the collection of all things that have temporal extent or location -- things about which one might sensibly ask &amp;quot;&lt;i&gt;When?&lt;/i&gt;&amp;quot;.  &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViAxJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TemporalThing&lt;/a&gt; thus contains many kinds of things, including events, physical objects, agreements, and pure intervals of time.  Major specializations of this collection are &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvVi255wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SomethingExisting&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvYjIS5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Situation&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViAw5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TimeInterval&lt;/a&gt; (qq.v.).
&lt;p/&gt;
Things that are timeless -- such as mathematical sets, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViAzJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Collection&lt;/a&gt;s, and numbers -- are of course  &lt;i&gt;not&lt;/i&gt; instances of &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvViAxJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TemporalThing&lt;/a&gt; (cf. &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rGfrGRkkIQdeI2O3iJCGV3Q&quot; class=&quot;cyc_term&quot;&gt;AtemporalThing&lt;/a&gt;).</rdfs:comment>
    <rdfs:label xml:lang="en">thing that exists in time</rdfs:label>
    <cycAnnot:label xml:lang="en">TemporalThing</cycAnnot:label>
  </owl:Class>

  <owl:Thing rdf:about="http://umbel.org/umbel/ac/HistoricTemporalThing">
    <rdfs:label xml:lang="en">historic thing</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricTemporalThing</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all events, people, objects, periods, etc. which are considered to have historical significance.  The membership in this collection depends upon time, place, and culture.</rdfs:comment>
  </owl:Thing>

  <owl:Class rdf:about="&cyc;Mx4rvgLGxpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">historic thing</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricTemporalThing</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all events, people, objects, periods, etc. which are considered to have historical significance.  The membership in this collection depends upon time, place, and culture.</rdfs:comment>
  </owl:Class>

  <owl:ObjectProperty rdf:about="Mx4rwLSVCpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">Pretty String</rdfs:label>
    <rdfs:comment xml:lang="en">(&lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwLSVCpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;prettyString&lt;/a&gt; TERM STRING) means that STRING is the English word or expression (sequence of words) commonly used to refer to TERM.  The predicate &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwLSVCpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;prettyString&lt;/a&gt; is used by the code which generates CycL to English paraphrases, but its applicability is not restricted to this use.</rdfs:comment>
    <cycAnnot:label xml:lang="en">prettyString</cycAnnot:label>
  </owl:ObjectProperty>

  <owl:DataProperty rdf:about="wikipediaArticleURL">
  </owl:DataProperty>

  <owl:Thing rdf:about="http://dbpedia.org/resource/History">
    <rdfs:label xml:lang="en">historic thing</rdfs:label>
    <cycAnnot:label xml:lang="en">HistoricTemporalThing</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all events, people, objects, periods, etc. which are considered to have historical significance.  The membership in this collection depends upon time, place, and culture.</rdfs:comment>
  </owl:Thing>

  <owl:Class rdf:about="Mx4ra0kFdJX-QdebR5OIAEc_Cg">
    <cycAnnot:label xml:lang="en">IntermittentCollection</cycAnnot:label>
    <rdfs:comment xml:lang="en">A specialization of both &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rwIE23ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TimeDependentCollection&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rHIBS0h_TEdaAAABQ2rksLw&quot; class=&quot;cyc_term&quot;&gt;FirstOrderCollection&lt;/a&gt; (qq.v.).  This is the collection of all collections of which something can be an instance during (and only during) several non-overlapping periods.  
&lt;p/&gt;
For example, &lt;a href=&quot;http://sw.opencyc.org/2008/06/10/concept/Mx4rvVjma5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;FamousHuman&lt;/a&gt; is an intermittant collection, as a person might be famous as a child, fade into obscurity as a young adult, and then become famous again as an older adult.</rdfs:comment>
    <rdfs:label xml:lang="en">intermittent collection</rdfs:label>
  </owl:Class>

</rdf:RDF>
