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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="Mx4rwSNjZZwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">letter</rdfs:label>
    <cycAnnot:label xml:lang="en">LetterCopy</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of copies of letters (&lt;font color=&quot;#ff0000&quot;&gt;#$Letter-Missive&lt;/font&gt;).  These may be &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj2rJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;InformationBearingObject&lt;/a&gt;s on instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjpnJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SheetOfPaper&lt;/a&gt; or photon patterns being emitted from a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rXCI_bKU4Ed2AAABQjYGu0g&quot; class=&quot;cyc_term&quot;&gt;CathodeRayTube&lt;/a&gt;, for example.</rdfs:comment>
    <rdfs:subClassOf rdf:resource="Mx4rvVi255wpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvrtS6JwpEbGdrcN5Y29ycA"/>
    <rdfs:subClassOf rdf:resource="Mx4rvVkEx5wpEbGdrcN5Y29ycA"/>
    <rdf:type rdf:resource="Mx4rzw1ZKqTuQdiLqrjLEubYWg"/>
    <rdf:type rdf:resource="Mx4rn3yL9FlGEdaAAAABAxv-7A"/>
    <rdf:type rdf:resource="Mx4rpPHhAOB1EdqAAAACs6hRXg"/>
    <owl:sameAs rdf:resource="http://umbel.org/umbel/sc/LetterCopy"/>
    <owl:sameAs rdf:resource="&cyc;Mx4rwSNjZZwpEbGdrcN5Y29ycA"/>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">missive</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">note</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">letters</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">missives</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4rwLSVCpwpEbGdrcN5Y29ycA xml:lang="en">notes</Mx4rwLSVCpwpEbGdrcN5Y29ycA>
    <Mx4riWVFR6HJSpaEaHrcWS3MSA>http://www.w3.org/2006/03/wn/wn20/instances/synset-letter-noun-1</Mx4riWVFR6HJSpaEaHrcWS3MSA>
    <Mx4riWVFR6HJSpaEaHrcWS3MSA>http://www.w3.org/2006/03/wn/wn20/instances/synset-note-noun-1</Mx4riWVFR6HJSpaEaHrcWS3MSA>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvVjjr5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwSNjZZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">fan letter</rdfs:label>
    <rdfs:comment xml:lang="en">The collection of letter that fans of a certain famous person address to the person .</rdfs:comment>
    <cycAnnot:label xml:lang="en">FanLetter</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvZQTMpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwSNjZZwpEbGdrcN5Y29ycA"/>
    <cycAnnot:label xml:lang="en">ResignationLetter</cycAnnot:label>
    <rdfs:label xml:lang="en">resignation letter</rdfs:label>
    <rdfs:comment xml:lang="en">A letter which contains notice to terminate employment (and the terms) from an individual to an organization.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwQtrtZwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwSNjZZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">business letter</rdfs:label>
    <cycAnnot:label xml:lang="en">FormalLetter</cycAnnot:label>
    <rdfs:comment xml:lang="en">formal letters --- in contrast with informal (often personal) letters. typically, either the recipient or sender is a business.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvVimCpwpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwSNjZZwpEbGdrcN5Y29ycA"/>
    <rdfs:label xml:lang="en">cover letter</rdfs:label>
    <rdfs:comment xml:lang="en">A formal, usually short, letter included with (and on top of) other material in the same envelope/container and briefly giving the reasons the material is being sent and/or instructions or requests of what to do with it.</rdfs:comment>
    <cycAnnot:label xml:lang="en">CoverLetter</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rwP1TM5wpEbGdrcN5Y29ycA">
    <rdfs:subClassOf rdf:resource="Mx4rwSNjZZwpEbGdrcN5Y29ycA"/>
    <cycAnnot:label xml:lang="en">AppointmentLetter</cycAnnot:label>
    <rdfs:label xml:lang="en">appointment letter</rdfs:label>
    <rdfs:comment xml:lang="en">A letter which contains an offer of employment (and the terms) from an organization to an individual.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rpPHhAOB1EdqAAAACs6hRXg">
    <cycAnnot:label xml:lang="en">SpatiallyDisjointObjectType</cycAnnot:label>
    <rdfs:label xml:lang="en">type of object whose instances do not physically overlap</rdfs:label>
    <rdfs:comment xml:lang="en">A collection of collections and a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVirnZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ObjectType&lt;/a&gt; (q.v.). Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rpPHhAOB1EdqAAAACs6hRXg&quot; class=&quot;cyc_term&quot;&gt;SpatiallyDisjointObjectType&lt;/a&gt; is a collection C of spatial things (see &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjpUZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SpatialThing&lt;/a&gt;), where each of the spatial things in C is spatially disjoint with the other spatial things in C.
&lt;p/&gt;
For example, the collection &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjaoJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Dog&lt;/a&gt; is an instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rpPHhAOB1EdqAAAACs6hRXg&quot; class=&quot;cyc_term&quot;&gt;SpatiallyDisjointObjectType&lt;/a&gt;, since dogs do not spatially overlap.  Even pregnant dogs do not spatially overlap the pups they bear; rather, pregnant dogs contain their unborn pups.  Other instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rpPHhAOB1EdqAAAACs6hRXg&quot; class=&quot;cyc_term&quot;&gt;SpatiallyDisjointObjectType&lt;/a&gt; include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwVGrQ5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;LatitudeLine&lt;/a&gt;, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvW4n1pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CompactDisc_Audio&lt;/a&gt;, and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwR7UWZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PlanetaryBody&lt;/a&gt;.  An important specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rpPHhAOB1EdqAAAACs6hRXg&quot; class=&quot;cyc_term&quot;&gt;SpatiallyDisjointObjectType&lt;/a&gt; is &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjlE5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SpatiallyDisjointRegionType&lt;/a&gt; (a collection of specializations of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViACZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;GeographicalRegion&lt;/a&gt;, such as &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjnZ5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;City&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwT-n15wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TrueContinent&lt;/a&gt;).</rdfs:comment>
  </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="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="Mx4rvrtS6JwpEbGdrcN5Y29ycA">
    <cycAnnot:label xml:lang="en">HumanAccessibleIBT</cycAnnot:label>
    <rdfs:comment xml:lang="en">A collection of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvkNufpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;InformationBearingThing&lt;/a&gt;s, each of which contains information, for a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViAkpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Person&lt;/a&gt; who understands how to interpret it.  Examples include a copy of the novel _Moby Dick_, a signal buoy, a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjZ7ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Photograph&lt;/a&gt;, a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViQupwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Flag&lt;/a&gt;, an elevator sign in Braille, a map, a US dollar bill, a word in &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwTv7pJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AmericanSignLanguage&lt;/a&gt; and a musical performance.  &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvkNufpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;InformationBearingThing&lt;/a&gt;s that must be processed by some device (movie reels, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkHKJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PhonographRecord&lt;/a&gt;s, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvaeFVJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;DVD_Disk&lt;/a&gt;s, etc.) are not included in this collection. An important specialization of this collection is &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvdCO4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;HumanAccessibleIBO&lt;/a&gt;, composed of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvrtS6JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;HumanAccessibleIBT&lt;/a&gt;s that are also objects (i.e,. instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj27ZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;PartiallyTangible&lt;/a&gt;). Thus the copy of _Moby Dick_, the buoy, the photograph and the flag mentioned above are also &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvdCO4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;HumanAccessibleIBO&lt;/a&gt;s -- but not the word in &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwTv7pJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;AmericanSignLanguage&lt;/a&gt;, nor the musical performance.</rdfs:comment>
    <rdfs:label xml:lang="en">human culture specific information bearing thing</rdfs:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rn3yL9FlGEdaAAAABAxv-7A">
    <cycAnnot:label xml:lang="en">TextualMaterialTypeByFunction</cycAnnot:label>
    <rdfs:label xml:lang="en">type of textual material classified by function</rdfs:label>
    <rdfs:comment xml:lang="en">An instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViA4pwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SiblingDisjointCollectionType&lt;/a&gt; and hence a collection of collections.  Each instance of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rn3yL9FlGEdaAAAABAxv-7A&quot; class=&quot;cyc_term&quot;&gt;TextualMaterialTypeByFunction&lt;/a&gt; is a specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkEx5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TextualMaterial&lt;/a&gt; whose instances perform a particular and distinct type of function -- for instance &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwP1kFJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;LeaseDocument&lt;/a&gt; (instances of which are used to establish legally binding terms of lease) and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rwP1a95wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;ExpenseReport&lt;/a&gt; (used by employees to request reimbursement for expense).</rdfs:comment>
  </owl:Class>

  <owl:Thing rdf:about="http://umbel.org/umbel/sc/LetterCopy">
    <rdfs:label xml:lang="en">letter</rdfs:label>
    <cycAnnot:label xml:lang="en">LetterCopy</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of copies of letters (&lt;font color=&quot;#ff0000&quot;&gt;#$Letter-Missive&lt;/font&gt;).  These may be &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj2rJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;InformationBearingObject&lt;/a&gt;s on instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjpnJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SheetOfPaper&lt;/a&gt; or photon patterns being emitted from a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rXCI_bKU4Ed2AAABQjYGu0g&quot; class=&quot;cyc_term&quot;&gt;CathodeRayTube&lt;/a&gt;, for example.</rdfs:comment>
  </owl:Thing>

  <owl:Class rdf:about="Mx4rvVkEx5wpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvkNufpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;InformationBearingThing&lt;/a&gt; (IBT).  Each instance of  &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkEx5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TextualMaterial&lt;/a&gt; is an IBT a significant part of whose informational  content is both (i) encoded in some &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj0P5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CommunicationConvention&lt;/a&gt; (q.v.),  usually a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj0iZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Language&lt;/a&gt;, and (ii) represented or displayed in a spatial  format.  Examples include a copy of a newspaper printed in English using  the Roman alphabet, a copy of a book printed in English using Braille,  and a poster written in Chinese characters.  Condition (i) excludes things like hardcopies of drawings, while condition (ii) excludes things like  magnetic tapes containing recorded speech.  A piece of textual material  always involves one or more spatially-localized representations -- usually  physical inscriptions (see &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rv7vmsZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CharacterStringToken_Inscribed&lt;/a&gt;) -- of  &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvWEA25wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;CharacterString&lt;/a&gt;s (q.v.).  Textual materials are usually tangible objects  (such as the examples given above), but are sometimes intangibles like  patterns of light projecting words onto walls or screens.  Specializations  of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkEx5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TextualMaterial&lt;/a&gt; include &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViXG5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;OfficialDocument&lt;/a&gt; and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjFmZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;NonPublishedText&lt;/a&gt;.  Note that, while there is considerable overlap between &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVkEx5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TextualMaterial&lt;/a&gt;  and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjgDpwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;HardcopyInformationBearingObject&lt;/a&gt;, these collections differ in that  the latter both includes IBTs that involve no character-string representations and excludes intangibles of any sort.</rdfs:comment>
    <rdfs:label xml:lang="en">document</rdfs:label>
    <cycAnnot:label xml:lang="en">TextualMaterial</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="Mx4rvVi255wpEbGdrcN5Y29ycA">
    <rdfs:comment xml:lang="en">A specialization of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rtM0npht0QdiUF94Dipp7Pg&quot; class=&quot;cyc_term&quot;&gt;TemporallyExistingThing&lt;/a&gt; whose instances are more or less static, as compared (e.g.) to the more dynamic instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViADZwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Event&lt;/a&gt;. The clearest examples of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi255wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SomethingExisting&lt;/a&gt;s are tangible things, such as people, lakes, stars, and the Earth&apos;s ionosphere.  But &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi255wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SomethingExisting&lt;/a&gt; also includes certain intangible temporal things, such as &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVivo5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Agreement&lt;/a&gt;s and &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi_0JwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;Obligation&lt;/a&gt;s, that remain relatively stable throughout their lifetimes. On the other hand, &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVi255wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SomethingExisting&lt;/a&gt; excludes &amp;quot;purely temporal&amp;quot; intangibles such as &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvViAw5wpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;TimeInterval&lt;/a&gt;s.</rdfs:comment>
    <rdfs:label xml:lang="en">thing existing stably in time</rdfs:label>
    <cycAnnot:label xml:lang="en">SomethingExisting</cycAnnot:label>
  </owl:Class>

  <owl:Class rdf:about="&cyc;Mx4rwSNjZZwpEbGdrcN5Y29ycA">
    <rdfs:label xml:lang="en">letter</rdfs:label>
    <cycAnnot:label xml:lang="en">LetterCopy</cycAnnot:label>
    <rdfs:comment xml:lang="en">The collection of copies of letters (&lt;font color=&quot;#ff0000&quot;&gt;#$Letter-Missive&lt;/font&gt;).  These may be &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVj2rJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;InformationBearingObject&lt;/a&gt;s on instances of &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rvVjpnJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;SheetOfPaper&lt;/a&gt; or photon patterns being emitted from a &lt;a href=&quot;http://sw.opencyc.org/concept/Mx4rXCI_bKU4Ed2AAABQjYGu0g&quot; class=&quot;cyc_term&quot;&gt;CathodeRayTube&lt;/a&gt;, for example.</rdfs:comment>
  </owl:Class>

  <owl:Class rdf:about="Mx4rzw1ZKqTuQdiLqrjLEubYWg">
    <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;a href=&quot;http://sw.opencyc.org/concept/Mx4rvYbXiJwpEbGdrcN5Y29ycA&quot; class=&quot;cyc_term&quot;&gt;QueryAugmentationApplication&lt;/a&gt; to resolve natural language ambiguities.</rdfs:comment>
    <cycAnnot:label xml:lang="en">QAClarifyingCollectionType</cycAnnot:label>
    <rdfs:label xml:lang="en">QA clarifying collection type</rdfs:label>
  </owl:Class>

</rdf:RDF>
