Task: Dialogue Generation
Input (English): M: That was a great party. Thanks for staying behind to help me clear up. ,F: That's OK. It's a pity that a glass got broken.
(A) M: What a pity! The TV set was broken during the fight. (B) M: Yes. Someone has broken a plate last week. (C) M: Oh! A glass was broken in the party yesterday. (D) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
Output (English): D