The cat chases the mouse. The cat is green. The cat is nice. The cat is round. The cat is young. The cat does not need the mouse. The cat sees the mouse. The mouse chases the cat. The mouse is green. The mouse is nice. The mouse is red. The mouse is round. The mouse is young. The mouse needs the cat. The mouse sees the cat. If the cat sees the mouse and the mouse chases the cat then the cat chases the mouse. If someone is not red then they do not need the mouse. If someone does not need the mouse then they are young. If someone is red then they need the cat. Young people are nice. If someone is young then they see the mouse. If someone chases the mouse and they do not see the mouse then they chase the cat. If someone sees the cat and they do not see the mouse then the mouse does not chase the cat.
The mouse chases the mouse.