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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/concept/"
         xmlns="http://sw.opencyc.org/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/concept/">
    <owl:versionInfo>2009/04/07</owl:versionInfo>
    <rdfs:comment xml:lang="en">

       OpenCyc Knowledge Base

       Copyright© 2001-2009 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 &quot;Work&quot; 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.

       Mappings between OpenCyc terms and Wikipedia article names provided by
       Olena Medelyan and Catherine Legg, University of Waikato, NZ under a Creative 
       Commons Attribution 3.0 license.

    </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="Mx4rvVjKrpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">chemist</rdfs:label>
    <rdfs:comment xml:lang="en">A scientist trained in Chemistry</rdfs:comment>
    <cycAnnot:label xml:lang="en">Chemist</cycAnnot:label>
    <rdfs:subClassOf rdf:resource="Mx4rvVj755wpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvVjnN5wpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4reDEFHtjWQdeP6NQR60w1dA"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/sc/Chemist"/>
    <owl:sameAs rdf:resource="http://dbpedia.org/resource/Chemist"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rvVjKrpwpEbGdrcN5Y29ycA"/>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">chemists</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rTv-jk9SPTXa991kk5mAvHg>Chemist</Mx4rTv-jk9SPTXa991kk5mAvHg>
    <Mx4rNv0nbm4TTjOp7yhmnzOyqg>http://en.wikipedia.org/wiki/Chemist</Mx4rNv0nbm4TTjOp7yhmnzOyqg>
    <Mx4riWVFR6HJSpaEaHrcWS3MSA>http://www.w3.org/2006/03/wn/wn20/instances/synset-chemist-noun-1</Mx4riWVFR6HJSpaEaHrcWS3MSA>
  </owl:Class>

  <Mx4rvVjKrpwpEbGdrcN5Y29ycA rdf:about="Mx4rv01RlJwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">Alfred Nobel</rdfs:label>
    <cycAnnot:label xml:lang="en">AlfredNobel</cycAnnot:label>
    <rdfs:comment xml:lang="en">Alfred Nobel was a swedish chemist reknowned for the development of explosives, including &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwH6055wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Dynamite&lt;/a&gt;.  He established the &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj_y5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;NobelPrize&lt;/a&gt;.</rdfs:comment>
  </Mx4rvVjKrpwpEbGdrcN5Y29ycA>

  <Mx4rvVjKrpwpEbGdrcN5Y29ycA rdf:about="Mx4rwTvzNJwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">Marie Curie</rdfs:label>
    <cycAnnot:label xml:lang="en">MarieCurie</cycAnnot:label>
    <rdfs:comment xml:lang="en">The first woman to receive a Nobel Prize.  Received the 1903 Nobel Prize in Physics with Pierre Curie for &apos;joint researches on the radiation phenomenon discovered by Professor Henri Becquerel&apos; and the 1911 Nobel Prize in Chemistry for &apos;discovery of the elements radium and polonium, by the isolation of radium and the study of the nature and compounds of this remarkable element&apos;.</rdfs:comment>
  </Mx4rvVjKrpwpEbGdrcN5Y29ycA>

  <Mx4rvVjKrpwpEbGdrcN5Y29ycA rdf:about="Mx4rh92jSMY6EdmAAAACs6hRjg">
    <rdfs:label xml:lang="en">Sir Geoffrey Wilkinson</rdfs:label>
    <cycAnnot:label xml:lang="en">SirGeoffreyWilkinson-Chemist</cycAnnot:label>
    <rdfs:comment xml:lang="en">An instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKrpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Chemist&lt;/a&gt;. English chemist honored for his research on pollutants in car exhausts (born in 1921).</rdfs:comment>
  </Mx4rvVjKrpwpEbGdrcN5Y29ycA>

  <Mx4rvVjKrpwpEbGdrcN5Y29ycA rdf:about="Mx4rhbDV5MbREdmAAAACs6hRjg">
    <rdfs:comment xml:lang="en">An instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKrpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Chemist&lt;/a&gt;. Norwegian chemist noted for his research on organic molecules (1897-1981).</rdfs:comment>
    <cycAnnot:label xml:lang="en">OddHassel-Chemist</cycAnnot:label>
    <rdfs:label xml:lang="en">Odd Hassel</rdfs:label>
  </Mx4rvVjKrpwpEbGdrcN5Y29ycA>

  <owl:Class rdf:about="Mx4rvVj755wpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">Scientist</cycAnnot:label>
    <rdfs:label xml:lang="en">scientist</rdfs:label>
    <rdfs:comment xml:lang="en">An instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVii2ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PersonTypeByOccupation&lt;/a&gt;, and a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjnN5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PersonWithOccupation&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj755wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Scientist&lt;/a&gt; is a person who is educated and employed in one (or more) of the natural, social, or abstract sciences.  Specializations of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj755wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Scientist&lt;/a&gt; include the collections &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj_A5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Astronomer&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKrpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Chemist&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVirtpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Linguist&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkB15wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Mathematician&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj_RZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Geneticist&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkBlZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CulturalAnthropologist&lt;/a&gt;.</rdfs:comment>
  </owl:Class>

  <owl:ObjectProperty rdf:about="Mx4rNv0nbm4TTjOp7yhmnzOyqg">
    <rdfs:label xml:lang="en">Wikipedia Article URL</rdfs:label>
    <rdfs:comment xml:lang="en">(&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rNv0nbm4TTjOp7yhmnzOyqg&quot; class=&quot;cyc_term&quot;&gt;wikipediaArticleURL&lt;/a&gt; THING URL) means that in &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rtqXA6OC8QdiWC72DuLJdUw&quot; class=&quot;cyc_term&quot;&gt;Wikipedia_WebSite&lt;/a&gt; THING is described by an article located at URL</rdfs:comment>
    <cycAnnot:label xml:lang="en">wikipediaArticleURL</cycAnnot:label>
  </owl:ObjectProperty>

  <owl:ObjectProperty rdf:about="Mx4riWVFR6HJSpaEaHrcWS3MSA">
    <cycAnnot:label xml:lang="en">seeAlsoURI</cycAnnot:label>
    <rdfs:comment xml:lang="en">&lt;code&gt;(&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4riWVFR6HJSpaEaHrcWS3MSA&quot; class=&quot;cyc_term&quot;&gt;seeAlsoURI&lt;/a&gt; &lt;b&gt;THING&lt;/b&gt; &lt;b&gt;URI&lt;/b&gt;)&lt;/code&gt; means that a description of the resource identified by URI is likely to contain information pertinent to THING.  This predicate is roughly equivalent to rdfs:seeAlso.</rdfs:comment>
    <rdfs:label xml:lang="en">See Also URI</rdfs:label>
  </owl:ObjectProperty>

  <owl:Thing rdf:about="http://umbel.org/umbel/sc/Chemist">
    <rdfs:label xml:lang="en">chemist</rdfs:label>
    <rdfs:comment xml:lang="en">A scientist trained in Chemistry</rdfs:comment>
    <cycAnnot:label xml:lang="en">Chemist</cycAnnot:label>
  </owl:Thing>

  <owl:Thing rdf:about="http://dbpedia.org/resource/Chemist">
    <rdfs:label xml:lang="en">chemist</rdfs:label>
    <rdfs:comment xml:lang="en">A scientist trained in Chemistry</rdfs:comment>
    <cycAnnot:label xml:lang="en">Chemist</cycAnnot:label>
  </owl:Thing>

  <owl:Class rdf:about="&cyc;Mx4rvVjKrpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">chemist</rdfs:label>
    <rdfs:comment xml:lang="en">A scientist trained in Chemistry</rdfs:comment>
    <cycAnnot:label xml:lang="en">Chemist</cycAnnot:label>
  </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/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/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:Class rdf:about="Mx4reDEFHtjWQdeP6NQR60w1dA">
    <rdfs:label xml:lang="en">scientist type by field</rdfs:label>
    <rdfs:comment xml:lang="en">A collection of collections. Each instance is a spec of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj755wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Scientist&lt;/a&gt; whose instances are all of the same field.</rdfs:comment>
    <cycAnnot:label xml:lang="en">ScientistTypeByField</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvVjnN5wpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">PersonWithOccupation</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of persons who have a (skilled or unskilled) occupation.  Most (but not all) instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjnN5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PersonWithOccupation&lt;/a&gt; spend a significant part of their waking hours doing activities that are characteristic of their occupations.  Typically their actions are performed for pay (but not always: consider a &amp;quot;starving artist&amp;quot; who is unable to sell any of her works).  Note that a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjnN5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PersonWithOccupation&lt;/a&gt; need not be working over the entire duration of when s/he has an occupation; e.g. college professors on summer break and the temporarily unemployed still have occupations.  Most reified specializations of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjnN5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PersonWithOccupation&lt;/a&gt; classify workers according to their job titles, the kinds of work they perform, or the skills involved; while a few exploit other (usually quite broad) features of their working lives (e.g. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkALJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SelfEmployedWorker&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVirGJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DeskWorker&lt;/a&gt;).  But note that many collections corresponding to what are colloquially considered professions or occupations (e.g. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkBGJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Lifeguard&lt;/a&gt;, &lt;font color=&quot;#ff0000&quot;&gt;#$StockBroker&lt;/font&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViUT5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Housekeeper&lt;/a&gt;, and many others) are _not_ specializations of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjnN5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PersonWithOccupation&lt;/a&gt;, as those collections include people for whom the work in question is not their occupation.</rdfs:comment>
    <rdfs:label xml:lang="en">worker</rdfs:label>
  </owl:Class>

  <owl:ObjectProperty rdf:about="Mx4rTv-jk9SPTXa991kk5mAvHg">
    <cycAnnot:label xml:lang="en">wikipediaArticleName</cycAnnot:label>
    <rdfs:comment xml:lang="en">(&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rTv-jk9SPTXa991kk5mAvHg&quot; class=&quot;cyc_term&quot;&gt;wikipediaArticleName&lt;/a&gt; THING NAME) means that in &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rtqXA6OC8QdiWC72DuLJdUw&quot; class=&quot;cyc_term&quot;&gt;Wikipedia_WebSite&lt;/a&gt; THING is described by an article with the title NAME</rdfs:comment>
    <rdfs:label xml:lang="en">Wikipedia Article Name</rdfs:label>
  </owl:ObjectProperty>

</rdf:RDF>
