The cat needs the tiger. The cow needs the cat. The tiger does not visit the cat. If someone needs the cat then they are nice. If someone needs the cow then they visit the tiger. If someone is round and they visit the tiger then the tiger needs the cat. If someone is nice then they do not visit the cow. If the cow does not need the cat then the cat visits the cow. If someone likes the cat and the cat does not visit the tiger then they are blue.
The cat is not blue.