The bear eats the mouse. The bear eats the tiger. The bear is red. The bear needs the tiger. The cow eats the bear. The cow is not red. The cow likes the mouse. The cow does not need the mouse. The mouse eats the cow. The mouse eats the tiger. The mouse likes the tiger. The mouse needs the tiger. The tiger eats the bear. The tiger does not eat the cow. The tiger needs the cow. If something is green then it eats the mouse. If something needs the bear and it does not like the cow then it is rough. If something eats the cow then it needs the bear.
The mouse is rough.