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     <!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="Mx4rv7aNXJwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A collection of chemical compounds containing carbon.</rdfs:comment>
    <cycAnnot:label xml:lang="en">OrganicCompound</cycAnnot:label>
    <rdfs:label xml:lang="en">organic compound</rdfs:label>
    <rdfs:subClassOf rdf:resource="Mx4rvVjD0JwpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4rYfyNVM4uEdqAAAACs2IKaQ"/>
    <rdf:type rdf:resource="Mx4rOEevWKNuQdiN04S0lcdxLw"/>
    <rdf:type rdf:resource="Mx4rRn1i8PJ9QdaWb5oTir-gPg"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/sc/OrganicCompound"/>
    <owl:sameAs rdf:resource="http://dbpedia.org/resource/Organic_compound"/>
    <Mx4rwQtVmpwpEbGdrcN5Y29ycA rdf:resource="Mx4r3vT-6PXQQdaKCfkyUgeA-Q"/>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">organic molecule</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">organic compounds</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">organic molecules</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rTv-jk9SPTXa991kk5mAvHg>Organic compound</Mx4rTv-jk9SPTXa991kk5mAvHg>
    <Mx4rNv0nbm4TTjOp7yhmnzOyqg>http://en.wikipedia.org/wiki/Organic_compound</Mx4rNv0nbm4TTjOp7yhmnzOyqg>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwQ6EdpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">a white, bitter, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4riSYy-HS_EdaAAACgyZzFrg&quot; class=&quot;cyc_term&quot;&gt;Crystalline&lt;/a&gt; &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkK35wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Alkaloid&lt;/a&gt;, the most important narcotic and addictive constituent of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViu8pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Opium&lt;/a&gt;, obtained by extraction and crystallization and used chiefly in medicine as a pain reliever and sedative.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Morphine</cycAnnot:label>
    <rdfs:label xml:lang="en">morphine</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rsi9vREF_EdqAAAACs4vPlg">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">A sub-collection of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Sub-collections of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rsi9vREF_EdqAAAACs4vPlg&quot; class=&quot;cyc_term&quot;&gt;Neuromodulator&lt;/a&gt; are substances that are released from neurons and which affect the behavior of other neurons.  Neuromodulators tend to reside in the medium outside of neurons (the cerebro-spinal fuild) and are not absorbed and metabolized by neurons in the manner that is characteristic of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwJcaM5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Neurotransmitter&lt;/a&gt;. However, that is not a hard distinction and these collections are not disjoint.</rdfs:comment>
    <rdfs:label xml:lang="en">neuromodulator</rdfs:label>
    <cycAnnot:label xml:lang="en">Neuromodulator</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rk5yL3nXLQdeH66P-5upxjw">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">carbide</rdfs:label>
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Instance of
&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rk5yL3nXLQdeH66P-5upxjw&quot; class=&quot;cyc_term&quot;&gt;Carbide&lt;/a&gt; are binary solid compounds of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjIQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Carbon&lt;/a&gt; with another
element.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Carbide</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvg4x_5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">cholinesterase inhibiting substance</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViTUZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ToxicSubstance&lt;/a&gt;s that can react with &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rD8MKQ1upEdeFCAACs1uxFw&quot; class=&quot;cyc_term&quot;&gt;Acetylcholinesterase&lt;/a&gt; in an animal&apos;s &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViT_pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;NervousSystem&lt;/a&gt;.  In sufficient dosages, instance of this collection can induce &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rD8NYY1upEdeFCAACs1uxFw&quot; class=&quot;cyc_term&quot;&gt;AcetylcholinePoisoning&lt;/a&gt;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">CholinesteraseInhibitingSubstance</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4r40VRWKBKQdeUrcaTltZkkg">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">ether</rdfs:label>
    <cycAnnot:label xml:lang="en">Ether</cycAnnot:label>
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Each instance of
&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4r40VRWKBKQdeUrcaTltZkkg&quot; class=&quot;cyc_term&quot;&gt;Ether&lt;/a&gt; is a chemical compound whose molecular composition consists of an
oxygen atom interposed between two carbon atoms.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rv4ZIrZwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">peptide chain</rdfs:label>
    <cycAnnot:label xml:lang="en">PeptideChain</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all molecular chains consisting of two or more &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVibZJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AminoAcid&lt;/a&gt;s.  Instances include both independent molecules (see &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvtD6oJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PeptideMolecule&lt;/a&gt;) and segments of lengthier &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvtD6oJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PeptideMolecule&lt;/a&gt;s.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rh3M6-guWQdeEgeYEjJYjWw">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">4-(methylsulfonyl) benzenepropanoic acid</rdfs:label>
    <cycAnnot:label xml:lang="en">4-MethylSulfonylBenzenePropanoicAcid</cycAnnot:label>
    <rdfs:comment xml:lang="en">An instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvUCoPtoTQdaZVdw2OtjsAg&quot; class=&quot;cyc_term&quot;&gt;ChemicalCompoundTypeByChemicalSpecies&lt;/a&gt;, and a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rh3M6-guWQdeEgeYEjJYjWw&quot; class=&quot;cyc_term&quot;&gt;_MethylSulfonylBenzenePropanoicAcid&lt;/a&gt; is a sample of C10H12O4S.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rkkpv1vvMQdaKp_OvDy7ihw">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">lactic acid</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of samples of lactic acid; HC3H5O3.</rdfs:comment>
    <cycAnnot:label xml:lang="en">LacticAcid</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rJ87u2OzrQdaJBNaXUM0EAg">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">ketone</rdfs:label>
    <rdfs:comment xml:lang="en">Ketones are organic molecules consisting of a carbonyl radical (C = O) bonded to two other carbon radicals, wherein the two available carbon bonds of the carbonyl are used to attach the carbon atoms of the other radicals. One good example is acetone (a.k.a. dimethyl ketone), in which the carbon atom of the carbonyl is attached to the carbon atoms of two methyl radicals CH3- . The resulting formula is CO(CH3)2.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Ketone</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvViJP5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">acetate</rdfs:label>
    <cycAnnot:label xml:lang="en">Acetate</cycAnnot:label>
    <rdfs:comment xml:lang="en">Acetate is a substance formed from instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQCaM5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AceticAcid&lt;/a&gt;; it is a salt or an               &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQ_uhJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Ester&lt;/a&gt;.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvqj-V5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">nitrogen mustard</rdfs:label>
    <cycAnnot:label xml:lang="en">NitrogenMustard</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all chemical substances belonging to the nitrogen mustard group.  Notable specs include HN2, which is not only a chemical warfare agent (see &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQwYgPmw2QdeJtpwghAAgPg&quot; class=&quot;cyc_term&quot;&gt;ChemicalAgentType&lt;/a&gt;), but is used to treat cancer.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rGN21VPNrQdaFTLjWAvVV2g">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">A specialization &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Instances of
&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rGN21VPNrQdaFTLjWAvVV2g&quot; class=&quot;cyc_term&quot;&gt;BariumCarbonate&lt;/a&gt; are composed of one atom of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkGTJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Barium&lt;/a&gt;, one atom of
&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjIQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Carbon&lt;/a&gt; and three atoms of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjIyJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Oxygen&lt;/a&gt;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">BariumCarbonate</cycAnnot:label>
    <rdfs:label xml:lang="en">barium carbonate</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rcSHyTp88EdaAAACgycbRww">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">melanin</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of all melanin, a pigment found in skin, eyes, and hair of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVil5pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Vertebrate&lt;/a&gt;s.  &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rcSHyTp88EdaAAACgycbRww&quot; class=&quot;cyc_term&quot;&gt;Melanin&lt;/a&gt; protects skin from ultraviolet light, and naturally occurs in higher concentrations in ethnic groups native to the tropics than in those native to higher latitudes.  The lack of melanin in the body causes albinism.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Melanin</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwJcaM5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">The collection of all chemical substances released by &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjjUpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Neuron&lt;/a&gt;s to stimulate neighbouring neurons, thus allowing impulses to be passed from one cell to the next throughout the &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViT_pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;NervousSystem&lt;/a&gt;. Examples include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvr2UTJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Norepinephrine&lt;/a&gt;, dopamine, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rD8MxUVupEdeFCAACs1uxFw&quot; class=&quot;cyc_term&quot;&gt;Acetylcholine&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv_eO4ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Serotonin&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">neurotransmitter</rdfs:label>
    <cycAnnot:label xml:lang="en">Neurotransmitter</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwP3tbpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">butorphanol tartrate</rdfs:label>
    <rdfs:comment xml:lang="en">The chemical compound which is an anti-migraine agent.  This drug is also used to relieve other pain and can be used as a preoperative or preanesthetic medication.</rdfs:comment>
    <cycAnnot:label xml:lang="en">ButorphanolTartrate</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvoPgo5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">phentermine</rdfs:label>
    <rdfs:comment xml:lang="en">A stimulant similar to &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwP1bk5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Amphetamine&lt;/a&gt;s used as a weight-loss aid, often in combination with fenfluramine. The combination is commonly referred to as &apos;fen/phen&apos;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Phentermine</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rQszp1ip9QdeYd_YRSf1RYg">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQszp1ip9QdeYd_YRSf1RYg&quot; class=&quot;cyc_term&quot;&gt;Chlorofluorocarbon&lt;/a&gt; is a sample of a compound comprised of carbon, chlorine, and fluorine, such as &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi1jJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Freon&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">CFC</rdfs:label>
    <cycAnnot:label xml:lang="en">Chlorofluorocarbon</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rpDSqvqASQdeKG4AYDuxbVQ">
    <rdfs:subClassOf rdf:resource="Mx4rv7aNXJwpEbGdrcN5Y29ycA"/>
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7aNXJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicCompound&lt;/a&gt;.  Each instance of
this collection is a sample of N(CH)4CH.</rdfs:comment>
    <rdfs:label xml:lang="en">pyridine</rdfs:label>
    <cycAnnot:label xml:lang="en">Pyridine</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="Mx4rRn1i8PJ9QdaWb5oTir-gPg">
    <rdfs:label xml:lang="en">polycompound chemical type</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of all instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjNlZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ChemicalSubstanceType&lt;/a&gt; whose instances contain molecules of different instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvUCoPtoTQdaZVdw2OtjsAg&quot; class=&quot;cyc_term&quot;&gt;ChemicalCompoundTypeByChemicalSpecies&lt;/a&gt;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">PolyCompoundChemicalType</cycAnnot:label>
  </owl:Class>

  <owl:Thing rdf:about="http://umbel.org/umbel/sc/OrganicCompound">
    <rdfs:comment xml:lang="en">A collection of chemical compounds containing carbon.</rdfs:comment>
    <rdfs:label xml:lang="en">organic compound</rdfs:label>
    <cycAnnot:label xml:lang="en">OrganicCompound</cycAnnot:label>
  </owl:Thing>

  <owl:ObjectProperty rdf:about="Mx4rwQtVmpwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A predicate that is  used to make exceptions to constraints normally imposed by some instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViA4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SiblingDisjointCollectionType&lt;/a&gt; or &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rk8dxOFcGEdaLwgACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SiblingDisjointSetOrCollectionType&lt;/a&gt; (qq.v.).  &lt;code&gt;(&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQtVmpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;siblingDisjointExceptions&lt;/a&gt; &lt;b&gt;SETORCOL1&lt;/b&gt; &lt;b&gt;SETORCOL2&lt;/b&gt;)&lt;/code&gt; means that the pair consisting of &lt;code&gt;&lt;b&gt;SETORCOL1&lt;/b&gt;&lt;/code&gt; and &lt;code&gt;&lt;b&gt;SETORCOL2&lt;/b&gt;&lt;/code&gt; is exempt from the disjointness constraint that would otherwise be imposed because those set-or-collections are both elements of some instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViA4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SiblingDisjointCollectionType&lt;/a&gt; or &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rk8dxOFcGEdaLwgACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SiblingDisjointSetOrCollectionType&lt;/a&gt;.  (See these collections&apos; comments for a full explanation of the constraints.)   
&lt;p/&gt;
For example, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv0GdXpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SensoryNerve&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWvJVpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CranialNerve&lt;/a&gt; are both instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwKTnSJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganismPartType&lt;/a&gt;, which in turn is an instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViA4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SiblingDisjointCollectionType&lt;/a&gt;.  Consequently, since &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv0GdXpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SensoryNerve&lt;/a&gt; is not a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWvJVpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CranialNerve&lt;/a&gt; (or vice versa), the two collections have a default disjointness constraint placed between them.  However, such a disjointness constraint should be blocked, since any instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjLm5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OpticNerve&lt;/a&gt; is an instance of both &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv0GdXpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SensoryNerve&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWvJVpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CranialNerve&lt;/a&gt;.  By asserting &lt;code&gt;(&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQtVmpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;siblingDisjointExceptions&lt;/a&gt; &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv0GdXpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SensoryNerve&lt;/a&gt; &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWvJVpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CranialNerve&lt;/a&gt;)&lt;/code&gt;, we block the disjointness constraint between those two collections, without disturbing the constraints between each of those collections and all their other (sibling) instances of the parent collection &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwKTnSJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganismPartType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">Sibling Disjoint Exceptions</rdfs:label>
    <cycAnnot:label xml:lang="en">siblingDisjointExceptions</cycAnnot:label>
  </owl:ObjectProperty>

  <owl:Class rdf:about="Mx4rOEevWKNuQdiN04S0lcdxLw">
    <rdfs:comment xml:lang="en">The collection of all instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4r_4bScKNtQdiVw7XtX-HN0Q&quot; class=&quot;cyc_term&quot;&gt;ClarifyingCollectionType&lt;/a&gt; that are used by the &lt;font color=&quot;#ff0000&quot;&gt;#$KRAKEN&lt;/font&gt; application to resolve natural language ambiguities.</rdfs:comment>
    <rdfs:label xml:lang="en">KE clarifying collection type</rdfs:label>
    <cycAnnot:label xml:lang="en">KEClarifyingCollectionType</cycAnnot: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:Class rdf:about="&cyc;Mx4rv7aNXJwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A collection of chemical compounds containing carbon.</rdfs:comment>
    <rdfs:label xml:lang="en">organic compound</rdfs:label>
    <cycAnnot:label xml:lang="en">OrganicCompound</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4r3vT-6PXQQdaKCfkyUgeA-Q">
    <rdfs:comment xml:lang="en">The collection of all chemically bonded ionic compounds, which may be macroscopic crystals.  No distinct molecules appear in such a substance.  An ionic compound may dissolve in a polar liquid forming ions, not molecules.</rdfs:comment>
    <rdfs:label xml:lang="en">ionic compound</rdfs:label>
    <cycAnnot:label xml:lang="en">IonicCompound</cycAnnot:label>
  </owl:Class>

  <owl:Thing rdf:about="http://dbpedia.org/resource/Organic_compound">
    <rdfs:comment xml:lang="en">A collection of chemical compounds containing carbon.</rdfs:comment>
    <rdfs:label xml:lang="en">organic compound</rdfs:label>
    <cycAnnot:label xml:lang="en">OrganicCompound</cycAnnot:label>
  </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>

  <owl:Class rdf:about="Mx4rvVjD0JwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">OrganicMaterial</cycAnnot:label>
    <rdfs:label xml:lang="en">organic substance</rdfs:label>
    <rdfs:comment xml:lang="en">A collection of tangible things.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjD0JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicMaterial&lt;/a&gt; is a tangible thing composed of one or more types of organic &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjwspwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Molecule&lt;/a&gt;.  Instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjD0JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicMaterial&lt;/a&gt; usually have their origin in the bodies (or other products) of living things.  Since some organic substances can be synthesized, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjD0JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicMaterial&lt;/a&gt; is not a subcollection of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjVWpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;NaturalTangibleStuff&lt;/a&gt;.  Chemically, instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjD0JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OrganicMaterial&lt;/a&gt; have fairly (or very) complex carbon-based structures.  Examples include all instances of the collections &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjZ6ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Oil&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWXHLJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DNAStuff&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVim-JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Alcohol_Compound&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjL-5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Ivory&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViAHJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AnimalBodyPart&lt;/a&gt;.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rYfyNVM4uEdqAAAACs2IKaQ">
    <rdfs:label xml:lang="en">candidate KB completeness node</rdfs:label>
    <cycAnnot:label xml:lang="en">CandidateKBCompletenessNode</cycAnnot:label>
  </owl:Class>

</rdf:RDF>
