answer: #Person1# persuades #Person2# not to kill #Person2#'s cat as it ate #Person2#'s fish.
documents: #Person1#: You are blue in the face, arn't you? 
  #Person2#: The cat has eaten my fish, I'll kill it. 
  #Person1#: But supposing your son killed like the fish, what do you think then? 
  #Person2#: I'll beat him. 
  #Person1#: So beat the cat, but don't kill it.