Re: a clarification regarding occurrence of assigner and assignee in Policy vs Rule

Dear Sridhar,

We appreciate your interest on these specs.
We hope to give an answer to both questions tomorrow or the sooner we can.

Regards,
Víctor

El 05/02/2024 a las 9:10, Sridhar Krishnamurthy escribió:
> Respected Madam/Sir,
>
> i am a newbie to ODRL and hence this question.
>
> context
> =======
>
>     We see the definition of assigner and assignee as follows:
>
>     assignee
>     ========
>
>     :assignee
>         a rdf:Property , owl:ObjectProperty, skos:Concept ;
>         rdfs:isDefinedBy odrl: ;
>         rdfs:subPropertyOf :function ;
>         rdfs:label "Assignee"@en ;
>         skos:definition "The Party is the recipient of the Rule."@en ;
>         rdfs:domain [
>             a owl:Class ;
>             owl:unionOf ( :Rule :Policy ) ;
>         ] ;
>         rdfs:range :Party .
>
>     assigner
>     ========
>
>     :assigner
>         a rdf:Property , owl:ObjectProperty, skos:Concept ;
>         rdfs:isDefinedBy odrl: ;
>         rdfs:subPropertyOf :function ;
>         rdfs:label "Assigner"@en ;
>         skos:definition "The Party is the issuer of the Rule."@en ;
>         rdfs:domain [
>             a owl:Class ;
>             owl:unionOf ( :Rule :Policy ) ;
>         ] ;
>         rdfs:range :Party .
>
>     i.e. the assigner and assignee property can occur for a Rule
>     or Policy instance
>
>
> question(s)
> ===========
>
> (1) What is the semantic difference between
>
>     (a) when they occur as properties of a Duty (Rule) instance
>         as in EXAMPLE 20 of section https://www.w3.org/TR/odrl-model/#duty
>
>     #....
>     "obligation": [{
>           "assigner": "http://example.com/org:43",
>           "assignee": "http://example.com/person:44",
>     #....
>
>                     AND
>
>     (b) when they are occur as properties of a Agreement (Policy) 
> instance
>         as in EXAMPLE 21 of section https://www.w3.org/TR/odrl-model/#duty
>
>     #...
>     "@type": "Agreement",
>     "uid": "http://example.com/policy:42B",
>     "profile": "http://example.com/odrl:profile:09",
>     "assigner": "http://example.com/org:43",
>     "assignee": "http://example.com/person:44",
>     #...
>
> (2) Can some use-case(s)/example(s) be stated to highlight the difference
>     if any ?
>
> (3) please do point me to a message in public-odrl-contrib or
>     public-odrl-contrib in case this has already been answered as my
>     searches in these groups did not yield the required answer.
>
>
> thank you
>
>
>
>
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-- 
Víctor Rodríguez-Doncel
D3205 - Ontology Engineering Group (OEG)
Departamento de Inteligencia Artificial
ETS de Ingenieros Informáticos
Universidad Politécnica de Madrid
https://cosasbuenas.es