The bear visits the squirrel. The dog visits the squirrel. The squirrel needs the bear. The tiger visits the dog. If the squirrel visits the dog then the dog visits the squirrel. If someone sees the dog and they are young then the dog sees the bear.
The tiger does not visit the dog.
@0: The bear visits the squirrel.[(triple1)] The dog visits the squirrel.[(triple2)] The squirrel needs the bear.[(triple3)] The tiger visits the dog.[(triple4)]