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Re: Exactly what does broader/narrower mean?

From: François-Paul Servant <francois-paul.servant@renault.com>
Date: Mon, 19 Feb 2007 12:53:45 +0100
Message-ID: <45D98FC9.3020900@renault.com>
To: Richard Cyganiak <richard@cyganiak.de>
CC: public-esw-thes@w3.org
Richard Cyganiak a écrit :
> A quick question.
and interesting one! ;-)
> 
> In Wikipedia, there are often category hierarchies like this:
> 
>     Germany
>       |
>       +-- German politicians
> 
> Can this be translated to SKOS? If Germany and German politicians are 
> skos:Concepts, then is there a skos:broader relationship between them? 
> I'm a bit concerned that one isn't really a sub-topic of the other.
> 
> To phrase the question differently: Is there a clear test to decide if A 
> skos:broader B? For RDFS class hierarchies it's simple: A 
> rdfs:subClassOf B iff all instances of A are also instances of B. What 
> would be the equivalent rule for SKOS?

isn't it the "Subject Generality Rule" ?

(?i skos:subject ?x) (?x skos:broader ?y)
->
(?i skos:subject ?y)

fps


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Received on Monday, 19 February 2007 11:54:05 GMT

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