Re: Explicit RDF property for "literal has datatype D"?

On Jul 6, 2009, at 12:43 PM, Jeremy Carroll wrote:

> Pat Hayes wrote:
>>>
>>>> p a rdf:Property ;
>>>> rdfs:domain rdfs:Literal ;
>>>> rdfs:range rdfs:Datatype .
>>>
>>
>>
>> _:x p xsd:date .
>> _:x :seenAsLiteral  "2008-01-01" .
> I tend to write these examples as
>
> _:x p xsd:date .
> _:x owl:sameAs  "2008-01-01" .
>
> Semantically that has a literal as the subject, and it works around  
> the legacy syntactic restriction

True, and that is better.

>
> Unfortunately the reasoning required to make this work means that  
> simple RDF systems may well not get it.

Just doing sameAs substitution isnt itself a very heavy reasoning  
burden, though.

Pat


>
> Jeremy
>
>
>

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Received on Monday, 6 July 2009 20:47:49 UTC