On January 23, Stefan Decker writes: > At 03:57 PM 1/23/2001 -0500, Peter F. Patel-Schneider wrote: > >We don't have to give semantics to the green-brown example, it just > >falls out from the semantic definitions. Also, it is hard to forbid the > >double-property restrictions, again because of problems with RDF. > > > >peter > > > Wouldn't a cardinality constraint for the restriction definition > in the DAML specification do the job of forbidding double-property > restrictions? There are a number of problems with this, but apart from anything else it doesn't solve the basic problem outlined in my recent reply to Jeff. IanReceived on Tuesday, 23 January 2001 18:22:55 UTC
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