The lion chases the mouse. The lion eats the mouse. The lion eats the tiger. The mouse chases the lion. The mouse chases the tiger. The mouse eats the lion. The mouse needs the lion. The tiger chases the mouse. The tiger eats the mouse. The tiger is green. The tiger is rough. The tiger needs the lion. If someone eats the mouse and they chase the mouse then the mouse eats the lion. If someone eats the mouse then the mouse eats the tiger. If someone is green and cold then they eat the tiger.
The lion does not need the lion.