@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix owl: <http://www.w3.org/2002/07/owl#>.
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>.
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>.

{?P a owl:InverseFunctionalProperty. ?X ?P ?O. ?Y ?P ?O} => {?X owl:sameAs ?Y}.
{?P a owl:InverseFunctionalProperty. ?X ?P ?O. ?Y ?P ?O. ?X owl:differentFrom ?Y} => false.