Once a great boxer(拳击手),Tom Black,went to a restaurant for supper.He took off his coat and left it at the door,but he wa

Once a great boxer(拳击手),Tom Black,went to a restaurant for supper.He took off his coat and left it at the door,but he was afraid that somebody would take it away.So he took out a piece of paper and wrote on it.“The great boxer,Tom Black,has left his coat here.He’ll be back in a few minutes”.He put the paper on his coat and went to have his dinner.When he returned,however,his coat was not there.He just saw a piece of paper in its place.It said:” A great runner has taken away your coat,and he will never come back again” 根据短文回答下列问题.1.Did his friend take his coat to play a joke with him?
2.Why did he write the words on the paper?