Re: Reqirement 3.5: subgraph results


>>  in fact it
>> codifies that any such extension is explicitly illegal. Queries along
>> the lines of "must these two nodes be related via either of these two
>> properties?" suddenly become impossible to answer when that answer is
>> derived via inference, or rules, or some higher-level semantic 
> I don't understand how you come to that conclusion.

Neither do I...
I would simply ask the following RDF/N3 kind of query
(<graph>).da:from da:select {?N1 <p1> ?N2}, {?N1 <p2> ?N2}.
and when getting a nonempty graph the answer is "true"
as simple as that!

Jos De Roo, AGFA

Received on Tuesday, 4 May 2004 16:51:15 UTC