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     <!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="Mx4rwQr9PZwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">The collection of all corticosteroids. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjl9JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Steroid&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQr9PZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Corticosteroid&lt;/a&gt; is a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rRn1i8PJ9QdaWb5oTir-gPg&quot; class=&quot;cyc_term&quot;&gt;PolyCompoundChemicalType&lt;/a&gt; and a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQrff5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TherapeuticClassType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">corticoid</rdfs:label>
    <cycAnnot:label xml:lang="en">Corticosteroid</cycAnnot:label>
    <rdfs:subClassOf rdf:resource="Mx4rvVjl9JwpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rv8FjPpwpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4rwQrff5wpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4rRn1i8PJ9QdaWb5oTir-gPg"/>
    <owl:sameAs rdf:resource="http://dbpedia.org/resource/Corticosteroid"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/sc/Corticosteroid"/>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">corticosteroids</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">corticoids</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">corticosteroid</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rTv-jk9SPTXa991kk5mAvHg>Corticosteroid</Mx4rTv-jk9SPTXa991kk5mAvHg>
    <Mx4rNv0nbm4TTjOp7yhmnzOyqg>http://en.wikipedia.org/wiki/Corticosteroid</Mx4rNv0nbm4TTjOp7yhmnzOyqg>
    <Mx4riWVFR6HJSpaEaHrcWS3MSA>http://www.w3.org/2006/03/wn/wn20/instances/synset-corticosteroid-noun-1</Mx4riWVFR6HJSpaEaHrcWS3MSA>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwBBZtJwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">glucocorticoid</rdfs:label>
    <rdfs:comment xml:lang="en">A class of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi9AZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Hormone&lt;/a&gt;s which affect protein and carbohydrate metabolism.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Glucocorticoid</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx8Ngh4rwP1FOJwpEbGdrcN5Y29ycB4rwP3qTpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">drug containing dexamethasone</rdfs:label>
    <cycAnnot:label xml:lang="en">(DrugFn Dexamethasone)</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvWNC5JwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <cycAnnot:label xml:lang="en">Aldosterone</cycAnnot:label>
    <rdfs:label xml:lang="en">aldosterone</rdfs:label>
    <rdfs:comment xml:lang="en">An important &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi9AZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Hormone&lt;/a&gt; secreted by the adrenal cortex. It promotes potassium, sodium, and chloride metabolism.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwP1TMZwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">prednicarbate</rdfs:label>
    <rdfs:comment xml:lang="en">The chemical compound which is a steroid.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Prednicarbate</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwJL0EZwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">prednisone</rdfs:label>
    <rdfs:comment xml:lang="en">A &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQr9PZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Corticosteroid&lt;/a&gt; with effects similar to those of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvYmOApwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Cortisone&lt;/a&gt;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Prednisone</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rv9ZrzpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">corticosterone</rdfs:label>
    <rdfs:comment xml:lang="en">A &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi9AZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Hormone&lt;/a&gt; produced by the adrenal cortex. It is important for glucose absorption and utilization of carbohydrates by body tissues.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Corticosterone</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx8Ngh4rwP1FOJwpEbGdrcN5Y29ycB4rwP1TMZwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwQr9PZwpEbGdrcN5Y29ycA"/>
    <cycAnnot:label xml:lang="en">(DrugFn Prednicarbate)</cycAnnot:label>
    <rdfs:label xml:lang="en">drug containing prednicarbate</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rv8FjPpwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj27ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PartiallyTangible&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv8FjPpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrugSubstance&lt;/a&gt; is something that can be introduced into an organism&apos;s body to produce certain physiological effects.  This collection includes naturally-occurring substances, as well as manufactured substances (for the latter, see the specialization &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViu95wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrugProduct&lt;/a&gt;).</rdfs:comment>
    <cycAnnot:label xml:lang="en">DrugSubstance</cycAnnot:label>
    <rdfs:label xml:lang="en">drug</rdfs: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: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="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:Class rdf:about="Mx4rwQrff5wpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">TherapeuticClassType</cycAnnot:label>
    <rdfs:label xml:lang="en">therapeutic class type</rdfs:label>
    <rdfs:comment xml:lang="en">Instances are classes of drugs grouped by mode of action and diseases they are commonly used to treat.</rdfs:comment>
  </owl:Class>

  <owl:Thing rdf:about="http://dbpedia.org/resource/Corticosteroid">
    <rdfs:comment xml:lang="en">The collection of all corticosteroids. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjl9JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Steroid&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQr9PZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Corticosteroid&lt;/a&gt; is a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rRn1i8PJ9QdaWb5oTir-gPg&quot; class=&quot;cyc_term&quot;&gt;PolyCompoundChemicalType&lt;/a&gt; and a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQrff5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TherapeuticClassType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">corticoid</rdfs:label>
    <cycAnnot:label xml:lang="en">Corticosteroid</cycAnnot:label>
  </owl:Thing>

  <owl:Class rdf:about="Mx4rvVjl9JwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">Steroid</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi9AZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Hormone&lt;/a&gt;s having a characteristic ring structure and formed in the body from cholesterol. It includes both corticosteroid &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi9AZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Hormone&lt;/a&gt;s produced by the &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvXYiz5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AdrenalGland&lt;/a&gt;s and reproductive hormones such as &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwP1Z5pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Testosterone&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwP1ZFpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Estrogen&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">steroid</rdfs:label>
  </owl:Class>

  <owl:Thing rdf:about="http://umbel.org/umbel/sc/Corticosteroid">
    <rdfs:comment xml:lang="en">The collection of all corticosteroids. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjl9JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Steroid&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQr9PZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Corticosteroid&lt;/a&gt; is a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rRn1i8PJ9QdaWb5oTir-gPg&quot; class=&quot;cyc_term&quot;&gt;PolyCompoundChemicalType&lt;/a&gt; and a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQrff5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TherapeuticClassType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">corticoid</rdfs:label>
    <cycAnnot:label xml:lang="en">Corticosteroid</cycAnnot:label>
  </owl:Thing>

  <owl:Class rdf:about="&cyc;Mx4rwQr9PZwpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">The collection of all corticosteroids. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjl9JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Steroid&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQr9PZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Corticosteroid&lt;/a&gt; is a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rRn1i8PJ9QdaWb5oTir-gPg&quot; class=&quot;cyc_term&quot;&gt;PolyCompoundChemicalType&lt;/a&gt; and a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQrff5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TherapeuticClassType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">corticoid</rdfs:label>
    <cycAnnot:label xml:lang="en">Corticosteroid</cycAnnot: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>
