On Sun, Sep 02, 2001 at 01:36:42AM -0500, Aaron Swartz wrote: > On Wednesday, August 29, 2001, at 09:27 AM, Dave Beckett wrote: > > >> while at next telecon agenda items, > >> what about the N-triples/MT related questions > >> 1. predicate ::= uriref versus predicate ::= uriref | namedNode? > > > > Does RDF allow, let's call it, non-URI-ref for predicates? > > I don't think so, at present. In the graph model in the original > > M&S, predicates are arrows with URIs, they are never empty circles. > > Well maybe it's an arrow without a URI. > I like the idea of allowing predicates to be princeNodes because it would eliminate special casing predicates (and simplify N-Triples a little). However, I agree with Dave's position (although M&S is not explicit on this) and thus have written some apps that assume predicates will be URI-refs and not princeNodes. > I think that princeNodes should be allowed in the predicate > slot... they're rather useful. Would you please give an example where this would be useful?Received on Monday, 3 September 2001 08:54:59 EDT
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