<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:owl="http://www.w3.org/2002/07/owl#"
    xmlns:j.0="https://w3id.org/MON/action.owl#"
    xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#">
  <owl:Ontology rdf:about="https://w3id.org/MON/activity.owl">
    <owl:imports rdf:resource="https://w3id.org/MON/person.owl"/>
    <owl:imports rdf:resource="https://w3id.org/MON/time.owl"/>
    <owl:imports rdf:resource="https://w3id.org/MON/appuse.owl"/>
    <owl:imports rdf:resource="https://w3id.org/MON/calling.owl"/>
    <owl:imports rdf:resource="https://w3id.org/MON/action.owl"/>
    <owl:imports rdf:resource="https://w3id.org/MON/listeningtomusic.owl"/>
  </owl:Ontology>
  <owl:Class rdf:about="https://w3id.org/MON/activity.owl#Activity">
    <rdfs:label xml:lang="en">Activity</rdfs:label>
    <rdfs:comment xml:lang="en">An activity is an Action carried out at a certain time by at least one Person that participates in it.</rdfs:comment>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:allValuesFrom rdf:resource="https://w3id.org/MON/action.owl#Action"/>
        <owl:onProperty>
          <owl:ObjectProperty rdf:about="https://w3id.org/MON/activity.owl#includes"/>
        </owl:onProperty>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:someValuesFrom>
          <owl:Class rdf:about="https://w3id.org/MON/person.owl#Person"/>
        </owl:someValuesFrom>
        <owl:onProperty rdf:resource="https://w3id.org/MON/action.owl#byAgent"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf rdf:resource="https://w3id.org/MON/action.owl#Action"/>
  </owl:Class>
  <owl:ObjectProperty rdf:about="https://w3id.org/MON/activity.owl#involvesPatient">
    <rdfs:subPropertyOf rdf:resource="https://w3id.org/MON/action.owl#hasParticipant"/>
  </owl:ObjectProperty>
  <owl:ObjectProperty rdf:about="https://w3id.org/MON/activity.owl#includes">
    <rdfs:comment>It links the activity to the actions included in it.</rdfs:comment>
    <rdfs:range rdf:resource="https://w3id.org/MON/action.owl#Action"/>
    <rdfs:domain rdf:resource="https://w3id.org/MON/activity.owl#Activity"/>
  </owl:ObjectProperty>
  <rdf:Description rdf:about="https://w3id.org/MON/calling.owl#hasCaller">
    <rdfs:subPropertyOf rdf:resource="https://w3id.org/MON/action.owl#hasParticipant"/>
  </rdf:Description>
  <j.0:Task rdf:about="https://w3id.org/MON/activity.owl#CallingTask">
    <rdf:type rdf:resource="http://www.w3.org/2002/07/owl#NamedIndividual"/>
  </j.0:Task>
  <owl:NamedIndividual rdf:about="https://w3id.org/MON/activity.owl#DrinkingTask"/>
  <owl:NamedIndividual rdf:about="https://w3id.org/MON/activity.owl#EatingTask"/>
  <owl:NamedIndividual rdf:about="https://w3id.org/MON/activity.owl#ChattingTask"/>
  <owl:NamedIndividual rdf:about="https://w3id.org/MON/activity.owl#PlayingTask"/>
  <rdf:Description rdf:about="https://w3id.org/MON/calling.owl#hasCallee">
    <rdfs:subPropertyOf rdf:resource="https://w3id.org/MON/action.owl#hasParticipant"/>
  </rdf:Description>
</rdf:RDF>