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Re: rdf:value and RDF Schema (was: typed containers in RDF Schema)

From: Graham Klyne <GK@ninebynine.org>
Date: Thu, 13 Jun 2002 11:15:37 +0100
Message-Id: <5.1.0.14.2.20020613111343.03a03e70@joy.songbird.com>
To: "Garret Wilson" <garret@globalmentor.com>
Cc: <www-rdf-comments@w3.org>

At 04:13 PM 6/12/02 -0700, Garret Wilson wrote:
>2. If RDF Schema says what the object *is*, then what about multiple
>rdf:ranges? ( http://www.w3.org/TR/2002/WD-rdf-schema-20020430/ hints that
>this might be possible.) If a property has two ranges defined, then is the
>object of the property automatically understood to have *two* types, or does
>it mean that each of the objects has one of the two types?

The former.  Multiple types for an object are possible and, IMO, 
useful.  My stock example is that a horse can be of type animal and also of 
type means-of-transport.

#g


-------------------
Graham Klyne
<GK@NineByNine.org>
Received on Thursday, 13 June 2002 06:30:48 GMT

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