On 2 May 2011, at 08:45, Christoph Höger wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi all,
Hi Christoph, Minor suggestion: > ?a rdf:type modelica:Port . > ?b rdf:type modelica:Port . > ?c rdf:type modelica:Port . > ?a modelica:connect ?b . > ?b modelica:connect ?a . > ?b modelica:connect ?c . > ?c modelica:connect ?b . > filter not exists { > ?a modelica:connect ?c . > } > filter not exists { > ?c modelica:connect ?a . > } I think you want MINUS here, rather than 'filter not exists'. Damian