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[protege-discussion] (no subject)
tar at ISI.EDU
Fri Jan 26 09:50:11 PST 2007
This should be sent to the OWL list...
On Jan 26, 2007, at 1:24 AM, Amalia Esposito wrote:
> I use Protege OWL for the first time and I need to introduce a ternary
> property ("separates", in the sense A separates B and C; where A ,
> B and C
> are individuals of some classes that I have defined) in my
> ontology, is it
> If it's not possible , this is beacause isn't it possible in OWL?
Correct. OWL (and Protege Frames) only support binary properties/slots.
You have to reify any higher arity relations. That means introducing
a class to represent the separation and assigning additional
properties/slots to it to hold the parts. Perhaps something like:
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