The bear is nice. The bear is round. The bear needs the cat. The bear sees the cat. The cat is cold. The cat likes the mouse. The cat needs the bear. The cat sees the bear. The mouse is rough. The mouse sees the cat. If the bear needs the mouse then the bear likes the mouse. If the cat likes the bear then the cat is nice. If the bear likes the cat then the cat sees the mouse. If someone needs the bear and the bear needs the cat then the cat needs the bear. If someone sees the cat and the cat likes the bear then the bear needs the mouse. If the mouse needs the cat then the cat needs the bear. If someone sees the cat and the cat needs the mouse then the cat likes the mouse. If the bear sees the mouse and the mouse likes the bear then the mouse sees the bear.
The mouse does not see the bear.