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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="Mx4rvVivLpwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">alcohol</rdfs:label>
    <cycAnnot:label xml:lang="en">EthylAlcohol</cycAnnot:label>
    <rdfs:comment xml:lang="en">A portion of an alcohol whose molecules have the chemical formula C2H5OH; it&apos;s a colorless liquid with many uses including cleaning solutions, beverages, pharmaceuticals, rocket fuels, etc.</rdfs:comment>
    <rdfs:subClassOf rdf:resource="Mx4rwP1YrJwpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvVitW5wpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvViu95wpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvVim-JwpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvbiCk5wpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4rvUCoPtoTQdaZVdw2OtjsAg"/>
    <owl:sameAs rdf:resource="http://dbpedia.org/resource/Ethanol"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/sc/EthylAlcohol"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rvVivLpwpEbGdrcN5Y29ycA"/>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">grain alcohol</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">C2H5OH</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">ethyl alcohol</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">ethanol</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rTv-jk9SPTXa991kk5mAvHg>Ethanol</Mx4rTv-jk9SPTXa991kk5mAvHg>
    <Mx4rNv0nbm4TTjOp7yhmnzOyqg>http://en.wikipedia.org/wiki/Ethanol</Mx4rNv0nbm4TTjOp7yhmnzOyqg>
    <Mx4riWVFR6HJSpaEaHrcWS3MSA>http://www.w3.org/2006/03/wn/wn20/instances/synset-ethyl_alcohol-noun-1</Mx4riWVFR6HJSpaEaHrcWS3MSA>
  </owl:Class>

  <owl:Class rdf:about="Mx8Ngh4rwPzX35wpEbGdrcN5Y29ycB4rvVivLpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rvVivLpwpEbGdrcN5Y29ycA"/>
    <cycAnnot:label xml:lang="en">(LiquidFn EthylAlcohol)</cycAnnot:label>
    <rdfs:label xml:lang="en">liquid alcohol</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvViu95wpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">DrugProduct</cycAnnot:label>
    <rdfs:label xml:lang="en">medicine</rdfs:label>
    <rdfs:comment xml:lang="en">A specialization of both &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkH_ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Artifact&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv8FjPpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrugSubstance&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViu95wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrugProduct&lt;/a&gt; is a drug substance manufactured by some agent. Instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViu95wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrugProduct&lt;/a&gt; include drugs prescribed by a physician, drugs purchased as over-the-counter medicines, and drugs used for recreational purposes (so &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjIe5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AlcoholicBeverage&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv2QkOJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Nicotine&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkLW5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Caffeine&lt;/a&gt; are specializations).</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvVim-JwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">Alcohol-Compound</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all macroscopic portions of organic compounds classified as alcohols.  Alcohol is one of a class of organic compounds made of molecules having one or more hydroxyl groups [-OH] attached to an alkyl group [made of carbon and hydrogen atoms].</rdfs:comment>
    <rdfs:label xml:lang="en">alcohol</rdfs:label>
  </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:Class rdf:about="&cyc;Mx4rvVivLpwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">EthylAlcohol</cycAnnot:label>
    <rdfs:label xml:lang="en">alcohol</rdfs:label>
    <rdfs:comment xml:lang="en">A portion of an alcohol whose molecules have the chemical formula C2H5OH; it&apos;s a colorless liquid with many uses including cleaning solutions, beverages, pharmaceuticals, rocket fuels, etc.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvUCoPtoTQdaZVdw2OtjsAg">
    <rdfs:label xml:lang="en">chemical compound</rdfs:label>
    <cycAnnot:label xml:lang="en">ChemicalCompoundTypeByChemicalSpecies</cycAnnot:label>
    <rdfs:comment xml:lang="en">A collection of collections and a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjNlZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ChemicalSubstanceType&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvUCoPtoTQdaZVdw2OtjsAg&quot; class=&quot;cyc_term&quot;&gt;ChemicalCompoundTypeByChemicalSpecies&lt;/a&gt; is a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj27ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PartiallyTangible&lt;/a&gt; whose instances are defined _only_ by their chemical composition -- not by their physical state or any other property. Instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvUCoPtoTQdaZVdw2OtjsAg&quot; class=&quot;cyc_term&quot;&gt;ChemicalCompoundTypeByChemicalSpecies&lt;/a&gt; are collections whose instances are completely uniform with each other in terms of chemical structure, e.g., &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjAHZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Water&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkLW5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Caffeine&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj8YZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;IronOxide&lt;/a&gt;.  This collection does not include the chemical elements -- such as &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjIQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Carbon&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjIyJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Oxygen&lt;/a&gt;, since there can be multiple types that molecules can be formed out of a single element, e.g. O2 and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQCj4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Ozone&lt;/a&gt;.  Use the broader collection, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjNlZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ChemicalSubstanceType&lt;/a&gt;, for substances which have a general chemical specification, that is, whose instances do not have exactly the same chemical composition but fall within certain specifications, e.g., &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWXHLJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DNAStuff&lt;/a&gt;.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvbiCk5wpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">mind-altering drug</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of all substances which, in sufficient doses, can cause hallucinations, euphoia, delirium, hyperalertness, drowsiness, or other mental effects.  Many such substances are used recreationally and many of them are banned from recreational use in various juristictions.</rdfs:comment>
    <cycAnnot:label xml:lang="en">PsychoactiveAgent</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="Mx4rvVitW5wpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">The substances usually used as fuels.</rdfs:comment>
    <rdfs:label xml:lang="en">fuel</rdfs:label>
    <cycAnnot:label xml:lang="en">CombustibleFuelSubstance</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwP1YrJwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">addictive substance</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of all addictive substances. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv8FjPpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrugSubstance&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwP1YrJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AddictiveSubstance&lt;/a&gt; is an &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVny6pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ExistingStuffType&lt;/a&gt;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">AddictiveSubstance</cycAnnot:label>
  </owl:Class>

  <owl:Thing rdf:about="http://umbel.org/umbel/sc/EthylAlcohol">
    <cycAnnot:label xml:lang="en">EthylAlcohol</cycAnnot:label>
    <rdfs:label xml:lang="en">alcohol</rdfs:label>
    <rdfs:comment xml:lang="en">A portion of an alcohol whose molecules have the chemical formula C2H5OH; it&apos;s a colorless liquid with many uses including cleaning solutions, beverages, pharmaceuticals, rocket fuels, etc.</rdfs:comment>
  </owl:Thing>

  <owl:Thing rdf:about="http://dbpedia.org/resource/Ethanol">
    <cycAnnot:label xml:lang="en">EthylAlcohol</cycAnnot:label>
    <rdfs:label xml:lang="en">alcohol</rdfs:label>
    <rdfs:comment xml:lang="en">A portion of an alcohol whose molecules have the chemical formula C2H5OH; it&apos;s a colorless liquid with many uses including cleaning solutions, beverages, pharmaceuticals, rocket fuels, etc.</rdfs:comment>
  </owl:Thing>

  <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>
