The bear eats the mouse. The bear is not rough. The cat eats the tiger. The cat needs the mouse. The mouse is cold. The mouse needs the bear. The mouse needs the cat. The mouse visits the cat. The mouse visits the tiger. The tiger eats the bear. The tiger is rough. The tiger does not need the cat. If something visits the bear and it is big then the bear needs the tiger. If something does not visit the bear then the bear does not eat the cat. If something is blue then it does not eat the cat.
The bear does not eat the cat.