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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="Mx4rvViVFJwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">SkiSlope</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all ski slopes. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQnm4UOBgEdqAAAACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SkiSportsArea&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SolidSurfacePathThroughAir&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rw4--UiTfQdeTAd3NPZMGfg&quot; class=&quot;cyc_term&quot;&gt;Slope_Topographical&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViVFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiSlope&lt;/a&gt; is an &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4ru-8ymLHtEdmAAAACs6hO_g&quot; class=&quot;cyc_term&quot;&gt;ArtifactualFeatureType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">ski slope</rdfs:label>
    <rdfs:subClassOf rdf:resource="Mx4rQnm4UOBgEdqAAAACs0uFOQ"/>
    <rdfs:subClassOf rdf:resource="Mx4r8amJWGj-EdaeaQACs0uFOQ"/>
    <rdfs:subClassOf rdf:resource="Mx4rw4--UiTfQdeTAd3NPZMGfg"/>
    <rdfs:subClassOf rdf:resource="Mx4rvVjKQpwpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4ru-8ymLHtEdmAAAACs6hO_g"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rvViVFJwpEbGdrcN5Y29ycA"/>
    <owl:sameAs rdf:resource="http://dbpedia.org/resource/Alpine_skiing"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/sc/SkiSlope"/>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">ski slopes</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rTv-jk9SPTXa991kk5mAvHg>Alpine skiing</Mx4rTv-jk9SPTXa991kk5mAvHg>
    <Mx4rNv0nbm4TTjOp7yhmnzOyqg>http://en.wikipedia.org/wiki/Alpine_skiing</Mx4rNv0nbm4TTjOp7yhmnzOyqg>
  </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="Mx4rQnm4UOBgEdqAAAACs0uFOQ">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjxQ5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SportsPlayingArea&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQwcZ5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiArea&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQnm4UOBgEdqAAAACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SkiSportsArea&lt;/a&gt; is an area on or over which people ski.  Specializations include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViVFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiSlope&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViInpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiJump&lt;/a&gt;.  
&lt;p/&gt;
Note that certain types of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQwcZ5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiArea&lt;/a&gt;s (e.g. a ski resort), are not themselves instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQnm4UOBgEdqAAAACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SkiSportsArea&lt;/a&gt;, though various proper subregions of them are ski sports areas.</rdfs:comment>
    <cycAnnot:label xml:lang="en">SkiSportsArea</cycAnnot:label>
    <rdfs:label xml:lang="en">ski sports area</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4r8amJWGj-EdaeaQACs0uFOQ">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVixhpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OutdoorLocation&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkH_ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Artifact&lt;/a&gt;.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4r8amJWGj-EdaeaQACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;OutdoorRecreationArea&lt;/a&gt; is an area designed to provide a venue for outdoor entertainment.  Specializations include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi1P5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AmusementPark&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj2cZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SwimmingPool_Outdoor&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViVFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiSlope&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwQr8JJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;GolfCourse&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwA30YpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DrivingRange&lt;/a&gt;.  A natural beach that has not been crafted by human hands to serve as a venue for entertainment is not an instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4r8amJWGj-EdaeaQACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;OutdoorRecreationArea&lt;/a&gt;, but a beach with lifeguards or snack bars or a scenic trail is an instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4r8amJWGj-EdaeaQACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;OutdoorRecreationArea&lt;/a&gt;.</rdfs:comment>
    <cycAnnot:label xml:lang="en">OutdoorRecreationArea</cycAnnot:label>
    <rdfs:label xml:lang="en">outdoor recreation area</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvVjKQpwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">SolidSurfacePathThroughAir</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all existing or designated &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwJXokJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Path_Spatial&lt;/a&gt;s that pass through air along a solid surface.  An object following such a path is immersed in the air but supported by the solid surface of the path.  To refer to a pure trajectory of the motion, regardless of whether there is any pre-existing or pre-designated &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwJXokJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Path_Spatial&lt;/a&gt;, see &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwREN6pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SolidSurfaceTrajectoryThroughAir&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">solid path through air</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4ru-8ymLHtEdmAAAACs6hO_g">
    <rdfs:label xml:lang="en">artifactual feature type</rdfs:label>
    <rdfs:comment xml:lang="en">&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4ru-8ymLHtEdmAAAACs6hO_g&quot; class=&quot;cyc_term&quot;&gt;ArtifactualFeatureType&lt;/a&gt; is the collection of
&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4r6-wc8BKxEdeIXwCgydofLQ&quot; class=&quot;cyc_term&quot;&gt;CartographicFeatureType&lt;/a&gt;s which are &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkH_ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Artifact&lt;/a&gt;s, as opposed to
naturally occuring. Positive examples include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjzt5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;WaterReservoir&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjzcZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Canal&lt;/a&gt;,
and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rT2uByCTVQdeVZZaE0030Zg&quot; class=&quot;cyc_term&quot;&gt;Airfield&lt;/a&gt;. Negative examples include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjODZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Mountain&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjktpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Ocean&lt;/a&gt;, and
&lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvgD8VZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Mesa&lt;/a&gt;. Also see &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rummjkLHtEdmAAAACs6hO_g&quot; class=&quot;cyc_term&quot;&gt;NaturalFeatureType&lt;/a&gt;, the corresponding collection
for naturally occuring feature types.</rdfs:comment>
    <cycAnnot:label xml:lang="en">ArtifactualFeatureType</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rw4--UiTfQdeTAd3NPZMGfg">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjOh5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;LandTopographicalFeature&lt;/a&gt; (q.v.) each instance of which is an inclined part of the Earth&apos;s surface.  See the instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rBrxsOnSuEdaAAACgyZzFrg&quot; class=&quot;cyc_term&quot;&gt;SlopeTypeByGradientLevel&lt;/a&gt; for some specializations of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rw4--UiTfQdeTAd3NPZMGfg&quot; class=&quot;cyc_term&quot;&gt;Slope_Topographical&lt;/a&gt;, grouped according to steepness.</rdfs:comment>
    <cycAnnot:label xml:lang="en">Slope-Topographical</cycAnnot:label>
    <rdfs:label xml:lang="en">slope</rdfs:label>
  </owl:Class>

  <owl:Thing rdf:about="http://umbel.org/umbel/sc/SkiSlope">
    <cycAnnot:label xml:lang="en">SkiSlope</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all ski slopes. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQnm4UOBgEdqAAAACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SkiSportsArea&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SolidSurfacePathThroughAir&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rw4--UiTfQdeTAd3NPZMGfg&quot; class=&quot;cyc_term&quot;&gt;Slope_Topographical&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViVFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiSlope&lt;/a&gt; is an &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4ru-8ymLHtEdmAAAACs6hO_g&quot; class=&quot;cyc_term&quot;&gt;ArtifactualFeatureType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">ski slope</rdfs:label>
  </owl:Thing>

  <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:Thing rdf:about="http://dbpedia.org/resource/Alpine_skiing">
    <cycAnnot:label xml:lang="en">SkiSlope</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all ski slopes. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQnm4UOBgEdqAAAACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SkiSportsArea&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SolidSurfacePathThroughAir&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rw4--UiTfQdeTAd3NPZMGfg&quot; class=&quot;cyc_term&quot;&gt;Slope_Topographical&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViVFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiSlope&lt;/a&gt; is an &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4ru-8ymLHtEdmAAAACs6hO_g&quot; class=&quot;cyc_term&quot;&gt;ArtifactualFeatureType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">ski slope</rdfs:label>
  </owl:Thing>

  <owl:Class rdf:about="&cyc;Mx4rvViVFJwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">SkiSlope</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of all ski slopes. A type of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rQnm4UOBgEdqAAAACs0uFOQ&quot; class=&quot;cyc_term&quot;&gt;SkiSportsArea&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjKQpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SolidSurfacePathThroughAir&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rw4--UiTfQdeTAd3NPZMGfg&quot; class=&quot;cyc_term&quot;&gt;Slope_Topographical&lt;/a&gt;. &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViVFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SkiSlope&lt;/a&gt; is an &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4ru-8ymLHtEdmAAAACs6hO_g&quot; class=&quot;cyc_term&quot;&gt;ArtifactualFeatureType&lt;/a&gt;.</rdfs:comment>
    <rdfs:label xml:lang="en">ski slope</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>
