<?xml version='1.0' encoding='UTF-8'?>
<chapter id='nao-ontology'>
<title>Nepomuk Annotation Ontology (NAO): Tags, ratings and other common annotations to all classes</title>
<varlistentry>
  <term>Authors:</term>
  <listitem>
<itemizedlist>
<listitem>Siegfried Handschuh, DERI/NUIG, &lt;siegfried.handschuh@deri.org&gt;</listitem>
<listitem>Ludger van Elst, DFKI, &lt;elst@dfki.uni-kl.de&gt;</listitem>
<listitem>Michael Sintek, DFKI, &lt;michael.sintek@dfki.de&gt;</listitem>
<listitem>Simon Scerri, DERI/NUIG, &lt;simon.scerri@deri.org&gt;</listitem>
</itemizedlist>
  </listitem>
</varlistentry>
<varlistentry>
  <term>Editors:</term>
  <listitem>
<itemizedlist>
<listitem>Tracker developers (translation into turtle)</listitem>
<listitem>Simon Scerri, DERI/NUIG, &lt;simon.scerri@deri.org&gt;</listitem>
</itemizedlist>
  </listitem>
</varlistentry>
<varlistentry>
  <term>Contributors:</term>
  <listitem>
<itemizedlist>
<listitem>Antoni Mylka, DFKI, &lt;antoni.mylka@dfki.de&gt;</listitem>
<listitem>Julien Gaugaz, L3S, &lt;gaugaz@l3s.de&gt;</listitem>
<listitem>Knud M&ouml;ller, DERI/NUIG, &lt;knud.moeller@deri.org&gt;</listitem>
<listitem>Sebastian Tr&uuml;g, EDGE-IT, &lt;strueg@mandriva.com&gt;</listitem>
<listitem>Max V&ouml;lkel, FZI, &lt;voelkel@fzi.de&gt;</listitem>
<listitem>Leo Sauermann, DFKI, &lt;leo.sauermann@dfki.de&gt;</listitem>
</itemizedlist>
  </listitem>
</varlistentry>
  <varlistentry>
    <term>Upstream:</term>
 <listitem><para><ulink url="http://www.semanticdesktop.org/ontologies/nao/">Upstream version</ulink></para></listitem>
  </varlistentry>
  <varlistentry>
    <term>ChangeLog:</term>
 <listitem><para><ulink url="http://git.gnome.org/cgit/tracker/log/data/ontologies/31-nao.ontology">Tracker changes</ulink></para></listitem>
  </varlistentry>
<varlistentry>
  <term>Copyright:</term>
  <listitem>
<para>&copy; 2007 <ulink url="http://nepomuk.semanticdesktop.org">NEPOMUK Consortium</ulink>&reg;. This work is made available under the terms of NEPOMUK <ulink url="http://www.semanticdesktop.org/ontologies/nfo/LICENSE.txt">software license</ulink></para>
  </listitem>
</varlistentry>
<section id='nao-classes'>
<title>NAO Ontology Classes</title>
<refsect2 id='nao-Property'>
<title>nao:Property</title>
<para>Dont use this without asking first your ontology doctor</para>
<variablelist>
<varlistentry>
<term><parameter>Superclasses</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subclasses</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>In domain of</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-propertyValue'>nao:propertyValue</link>, <link linkend='nao-propertyName'>nao:propertyName</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>In range of</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-hasProperty'>nao:hasProperty</link>, </simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-Tag'>
<title>nao:Tag</title>
<variablelist>
<varlistentry>
<term><parameter>Superclasses</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subclasses</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>In domain of</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-description'>nao:description</link>, <link linkend='nao-prefLabel'>nao:prefLabel</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>In range of</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Predefined instances</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-predefined-tag-favorite'>nao:predefined-tag-favorite</link>, </simpara></listitem>
</varlistentry>
</variablelist>
<note>
<title>Note:</title>
<para>This class notifies about changes</para>
</note>
</refsect2>

</section>
<section id='nao-properties'>
<title>NAO Ontology Properties</title>
<refsect2 id='nao-identifier'>
<title>nao:identifier</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-string'>xsd:string</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-propertyValue'>
<title>nao:propertyValue</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-Property'>nao:Property</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-string'>xsd:string</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-hasProperty'>
<title>nao:hasProperty</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='nie-InformationElement'>nie:InformationElement</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-Property'>nao:Property</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-lastModified'>
<title>nao:lastModified</title>
<para>last modification date</para>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-dateTime'>xsd:dateTime</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara><link linkend='dc-date'>dc:date</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-isRelated'>
<title>nao:isRelated</title>
<para>This property defines a symmetric relation between any two resources. In order for this property to be used legally, the relationship must be symmetric.</para>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-prefLabel'>
<title>nao:prefLabel</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-Tag'>nao:Tag</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-string'>xsd:string</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Text indexed</parameter>&#160;:</term>
<listitem><simpara>This property is indexed, so it can provide results on text search</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-deprecated'>
<title>nao:deprecated</title>
<para>If this property is assigned, the subject class, property, or resource, is deprecated and should not be used in production systems any longer. It may be removed without further notice.</para>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-boolean'>xsd:boolean</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-description'>
<title>nao:description</title>
<para>In the context of the social semantic desktop the textual annotation provided via rdfs:comment is meant for technical users, the textual annotation here is aimed at average users and is meant to be used to define custom descriptions of resources on the desktop</para>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-Tag'>nao:Tag</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-string'>xsd:string</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-comment'>rdfs:comment</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Text indexed</parameter>&#160;:</term>
<listitem><simpara>This property is indexed, so it can provide results on text search</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-propertyName'>
<title>nao:propertyName</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='nao-Property'>nao:Property</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-string'>xsd:string</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-numericRating'>
<title>nao:numericRating</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='xsd-double'>xsd:double</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Cardinality</parameter>&#160;:</term>
<listitem><simpara>1</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

<refsect2 id='nao-hasTag'>
<title>nao:hasTag</title>
<variablelist>
<varlistentry>
<term><parameter>Type</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Domain</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Range</parameter>&#160;:</term>
<listitem><simpara><link linkend='rdfs-Resource'>rdfs:Resource</link>, </simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Superproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
<varlistentry>
<term><parameter>Subproperties</parameter>&#160;:</term>
<listitem><simpara>--</simpara></listitem>
</varlistentry>
</variablelist>
</refsect2>

</section>
</chapter>
