Built-In Example 2

<ruleml:imp>
  <owlx:Annotation>
    <owlx:Documentation>BigFoot example, based on http://www.daml.org/2001/03/daml+oil-ex</owlx:Documentation>
  </owlx:Annotation>
  <ruleml:_body>
    <swrlx:classAtom>
      <owlx:Class owlx:name="#Person"/>
      <ruleml:var>person</ruleml:var>
    </swrlx:classAtom>
    <swrlx:individualPropertyAtom swrlx:property="#shoesize">
      <ruleml:var>person</ruleml:var>
      <ruleml:var>shoesize</ruleml:var>
    </swrlx:individualPropertyAtom>
    <swrlx:builtinAtom swrlx:builtin="&swrlb;#greaterThan">
      <ruleml:var>shoesize</ruleml:var>
      <owlx:DataValue owlx:datatype="&xsd;decimal">12</owlx:DataValue>
    </swrlx:builtinAtom>
  </ruleml:_body>
  <ruleml:_head>
    <swrlx:classAtom>
      <owlx:Class owlx:name="#BigFoot"/>
      <ruleml:var>person</ruleml:var>
    </swrlx:classAtom>
  </ruleml:_head>
</ruleml:imp>

• avoids need to define and reference an external user-defined XML schema datatype
  • URI naming has been a problem