The cat does not need the rabbit. The lion needs the rabbit. The rabbit needs the cat. The squirrel is red. If the squirrel is green and the squirrel needs the cat then the squirrel is not rough. If the rabbit needs the cat then the cat is round. If something needs the lion then the lion visits the cat.
The cat is round.
@0: The cat does not need the rabbit.[(triple1)] The lion needs the rabbit.[(triple2)] The rabbit needs the cat.[(triple3)] The squirrel is red.[(triple4)] @1: The cat is round.[(((triple3) -> rule2))]