<!-- This ontology is for describing trust relationships -->

<!-- recovered by tim finin on 3/25/2012 from the June 5 2003 internet archive version found at
http://web.archive.org/web/20030605055129/http://daml.umbc.edu/ontologies/trust-ont.daml
-->

<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:person = "http://daml.umbc.edu/ontologies/person-ont#"
  	xmlns        = "http://daml.umbc.edu/ontologies/trust-ont#"
>

<daml:Ontology rdf:about="">
 	<daml:versionInfo>$Revision: 1.1 $</daml:versionInfo>
        <daml:imports rdf:resource="http://www.daml.org/2001/03/daml+oil" /> 
	<daml:imports rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns" />
  	<daml:imports rdf:resource="http://www.w3.org/2000/01/rdf-schema" />
  	<daml:imports rdf:resource="http://daml.umbc.edu/ontologies/person-ont" />
  	<daml:imports rdf:resource="http://daml.umbc.edu/ontologies/trust-ont" />
</daml:Ontology>

<daml:Class rdf:ID="String">  
	<daml:equivalentTo>
		http://www.daml.org/2001/03/daml+oil#Literal
        </daml:equivalentTo> 
</daml:Class>



<!-- This is the root of our onotology -->

<rdfs:Class rdf:ID="Root">
	<rdfs:label>Root</rdfs:label>
  	<rdfs:comment>
    		This is the root of our ontology
	</rdfs:comment>
</rdfs:Class>



<!-- There are 3 subclasses, State, Entity and Action -->

<rdfs:Class rdf:ID="State">
	<rdfs:subClassOf rdf:resource="#Root"/>
	<rdfs:label>State</rdfs:label>
  	<rdfs:comment>
    		This subclass contains information about the
		the state of the system
  	</rdfs:comment>
</rdfs:Class>


<rdfs:Class rdf:ID="Entity">
	<rdfs:subClassOf rdf:resource="#Root"/>
	<rdfs:label>Object</rdfs:label>
  	<rdfs:comment>
    		This subclass contains information about objects 
		that are acted upon by actions
  	</rdfs:comment>
</rdfs:Class>


<rdfs:Class rdf:ID="Action">
	<rdfs:subClassOf rdf:resource="#Root"/>
	<rdfs:label>Action</rdfs:label>
  	<rdfs:comment>
    		This subclass contains information about actions that 
		can be performed in the system
  	</rdfs:comment>
</rdfs:Class>



<!-- Properties of the State -->

<rdf:Property rdf:ID="StartTime">
	<rdfs:range rdf:resource="#State"/>
</rdf:Property>

<rdf:Property rdf:ID="EndTime">
	<rdfs:range rdf:resource="#State"/>
</rdf:Property>



<!-- SubClass of State -->

<rdfs:Class rdf:ID="Propositions">
	<rdfs:subClassOf rdf:resource="#State"/>
	<rdfs:label>Proposistions</rdfs:label>
</rdfs:Class>



<!-- Properties of Proposition -->

<rdf:Property rdf:ID="From">
	<rdfs:range rdf:resource="#Proposition"/>
	<rdfs:domain rdf:resource="#Agent"/>
</rdf:Property>

<rdf:Property rdf:ID="To">
	<rdfs:range rdf:resource="#Proposition"/>
	<rdfs:domain rdf:resource="#Agent"/>
</rdf:Property>

<rdf:Property rdf:ID="Redelegatable">
	<rdfs:range rdf:resource="#Proposition"/>
</rdf:Property>

<rdf:Property rdf:ID="ActionPerformed">
	<rdfs:range rdf:resource="#Proposition"/>
	<rdfs:domain rdf:resource="#Action"/>
</rdf:Property>



<!-- SubClass of Propositions -->

<rdfs:Class rdf:ID="Permission">
	<rdfs:subClassOf rdf:resource="#Proposition"/>
	<rdfs:label>Permission</rdfs:label>
</rdfs:Class>

<rdfs:Class rdf:ID="Obligation">
	<rdfs:subClassOf rdf:resource="#Proposition"/>
	<rdfs:label>Obligation</rdfs:label>
</rdfs:Class>

<rdfs:Class rdf:ID="Entitlement">
	<rdfs:subClassOf rdf:resource="#State"/>
	<rdfs:label>Entitlement</rdfs:label>
</rdfs:Class>

<rdfs:Class rdf:ID="Prohibtion">
	<rdfs:subClassOf rdf:resource="#Proposition"/>
	<rdfs:label>Prohibition</rdfs:label>
</rdfs:Class>



<!-- Properties for Obligations -->
<!-- The Obligations class is not complete, we are still working on it -->
<rdf:Property rdf:ID="Penalty">
	<rdfs:range rdf:resource="#Obligation"/>
	<rdfs:domain rdf:resource="#String"/>
</rdf:Property>



<!-- Properties of Entity -->

<rdf:Property rdf:ID="Name">
	<rdfs:range rdf:resource="#Entity"/>
	<rdfs:domain rdf:resource="#String"/>
</rdf:Property>

<rdf:Property rdf:ID="URI">
	<rdfs:range rdf:resource="#Entity"/>
	<rdfs:domain rdf:resource="#String "/>
</rdf:Property>

<rdf:Property rdf:ID="Affiliation">
	<rdfs:range rdf:resource="#Entity"/>
	<rdfs:domain rdf:resource="#String "/>
</rdf:Property>

<rdf:Property rdf:ID="Owner">
	<rdfs:range rdf:resource="#Entity"/>
	<rdfs:domain rdf:resource="#String "/>
</rdf:Property>


<rdf:Property rdf:ID="Type">
	<rdfs:range rdf:resource="#Entity"/>
	<rdfs:domain rdf:resource="#String "/>
</rdf:Property>



<!-- SubClass of Entity is Agent and Object -->

<rdfs:Class rdf:ID="Agent">
	<rdfs:subClassOf rdf:resource="#Entity"/>
	<rdfs:label>Agent</rdfs:label>
  	<rdfs:comment>
    		This subclass contains information about the
		agents in the system
        </rdfs:comment>
</rdfs:Class>

<rdfs:Class rdf:ID="Object">
	<rdfs:subClassOf rdf:resource="#Entity"/>
	<rdfs:label> Object </rdfs:label>
  	<rdfs:comment>
    		This subclass contains information about the
		objects in the system
  	</rdfs:comment>
</rdfs:Class>



<!-- Properties of Actions -->

<rdf:Property rdf:ID="Name">
	<rdfs:range rdf:resource="#Action"/>
	<rdfs:domain rdf:resource="#String"/>
</rdf:Property>

<rdf:Property rdf:ID="Description">
	<rdfs:range rdf:resource="#Action"/>
	<rdfs:domain rdf:resource="#String "/>
</rdf:Property>

<rdf:Property rdf:ID="Actor">
	<rdfs:range rdf:resource="#Action"/>
	<rdfs:domain rdf:resource="#Agent"/>
</rdf:Property>

<!-- list of objects the action works on -->
<rdf:Property rdf:ID="Objects">
	<rdfs:range rdf:resource="#Action"/>
	<rdfs:domain rdf:resource="#Object"/>	
</rdf:Property>

<rdf:Property rdf:ID="PreConditions">
	<rdfs:range rdf:resource="#Action"/>
	<rdfs:domain rdf:resource="#String"/>	
</rdf:Property>

<rdf:Property rdf:ID="PostConditions">
	<rdfs:range rdf:resource="#Action"/>
	<rdfs:domain rdf:resource="#String"/>	
</rdf:Property>



<!-- SubClass of Action; SpeechAct -->

<rdfs:Class rdf:ID="SpeechAct">
	<rdfs:subClassOf rdf:resource="#Action"/>
	<rdfs:label>SpeechAct</rdfs:label>
</rdfs:Class>



<!-- Properties of SpeechAct -->

<rdf:Property rdf:ID="From">
	<rdfs:range rdf:resource="#SpeechAct"/>
	<rdfs:domain rdf:resource="#Agent"/>
</rdf:Property>

<rdf:Property rdf:ID="To">
	<rdfs:range rdf:resource="#SpeechAct"/>
	<rdfs:domain rdf:resource="#Agent"/>
</rdf:Property>



<!-- SubClass of Speech Acts; Delegation and Request -->

<rdfs:Class rdf:ID="Delegation">
	<rdfs:subClassOf rdf:resource="#SpeechAct"/>
	<rdfs:label>Delegation</rdfs:label>
</rdfs:Class>

<rdfs:Class rdf:ID="Request">
	<rdfs:subClassOf rdf:resource="#SpeechAct"/>
	<rdfs:label>Request</rdfs:label>
</rdfs:Class>



<!-- Properties of Delegation -->

<rdf:Property rdf:ID="Proposition">
	<rdfs:range rdf:resource="#Delegation"/>
	<rdfs:domain rdf:resource="#Proposition"/>
</rdf:Property>



<!-- Properties of Request -->

<rdf:Property rdf:ID="Action">
	<rdfs:range rdf:resource="#Request"/>
	<rdfs:domain rdf:resource="#Action"/>
</rdf:Property>


</rdf:RDF>