# Generated with http://eulersharp.sourceforge.net/ version 1.4.28 on 31 Jan 2006 10:30:15 GMT @prefix log: . @prefix e: . (!log:semantics)!log:conjunction => { @prefix e: . @prefix q: . @prefix rdfs: . @prefix log: . @prefix : . @prefix rdf: . {{ :member } e:evidence . { :w3cmember } e:evidence . { :subscribed } e:evidence } => { { :authenticated } e:evidence }. # Proof found in 3 steps (300000 steps/sec) using 1 engine (4 triples) }.