@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix str: <http://www.w3.org/2000/10/swap/string#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix owl: <http://www.w3.org/2002/07/owl#>.
@prefix xsd: <http://www.w3.org/2001/XMLSchema#>.
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>.
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>.
@prefix e: <http://eulersharp.sourceforge.net/2003/03swap/log-rules#>.
@prefix : <try#>.

:p1 owl:sameAs :p2.
:q1 owl:sameAs :q2.
:q2 owl:sameAs :p1.