2 "http://psi.topicmaps.org/sam/1.0/#type-instance" 1 1 1 1 1 "http://psi.topicmaps.org/sam/1.0/#subtype" 1 1 "http://psi.topicmaps.org/sam/1.0/#supertype" "http://psi.topicmaps.org/sam/1.0/#instance" 1 1 1 "http://psi.topicmaps.org/sam/1.0/#type" "http://psi.topicmaps.org/sam/1.0/#supertype-subtype" 2