The bear is nice. The cow is nice. The rabbit visits the cow. If the bear is nice then the bear needs the rabbit. If something is blue and nice then it chases the cow. If something visits the bear then it is cold. If something is round and it needs the rabbit then it needs the cow. If the cow is nice and the cow is round then the cow is big. If the rabbit needs the cow then the cow chases the rabbit. If something is blue and round then it visits the rabbit. If the rabbit needs the bear then the bear is cold.
The bear needs the rabbit.