<rdf:RDF
  xmlns:rdf ="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
  xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
  xmlns:daml="http://www.daml.org/2001/03/daml+oil#"
  xmlns     ="http://www.daml.org/2001/06/expenses/check-ont#"
>

<daml:Ontology rdf:about="">
  <daml:versionInfo>$Id: check-ont.daml,v 1.3 2001/07/21 22:34:26 mdean Exp $</daml:versionInfo>
  <rdfs:comment>checking account register</rdfs:comment>
</daml:Ontology>

<rdfs:Class rdf:ID="Transaction">
  <rdfs:comment>
    a deposit, check, or other item 
  </rdfs:comment>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#date"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#date"/>
      <daml:cardinality>1</daml:cardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#number"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#string"/>
      <daml:maxCardinality>1</daml:maxCardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#description"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#string"/>
      <daml:cardinality>1</daml:cardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#memo"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#string"/>
      <daml:maxCardinality>1</daml:maxCardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#amount"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#decimal"/>
      <daml:cardinality>1</daml:cardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#category"/>
      <daml:toClass rdf:resource="#Category"/>
    </daml:Restriction>
  </rdfs:subClassOf>
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#cleared"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#boolean"/>
      <daml:cardinality>1</daml:cardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
</rdfs:Class>

<rdfs:Class rdf:ID="Category">
  <rdfs:subClassOf>
    <daml:Restriction>
      <daml:onProperty rdf:resource="#description"/>
      <daml:toClass rdf:resource="http://www.w3.org/2000/10/XMLSchema#string"/>
      <daml:cardinality>1</daml:cardinality>
    </daml:Restriction>
  </rdfs:subClassOf>
</rdfs:Class>

<daml:DatatypeProperty rdf:ID="date"/>
<daml:DatatypeProperty rdf:ID="description"/>
<daml:DatatypeProperty rdf:ID="memo"/>
<daml:DatatypeProperty rdf:ID="amount">
  <rdfs:comment>in US dollars</rdfs:comment>
</daml:DatatypeProperty>
<daml:DatatypeProperty rdf:ID="number"/>
<daml:DatatypeProperty rdf:ID="category"/>
<daml:DatatypeProperty rdf:ID="cleared"/>

</rdf:RDF>