{"answers": "B", "options": ["m : thank you . by the way , this is a nice library , right ?", "m : thank you . by the way , this is a nice restaurant , right ?", "m : thank you . the environment of this restaurant is pretty good.by the way , do you know the woman who has just finished her lunch at this seat ?", "m : thank you . let 's get off the bus now ."], "article": "m : excuse me , is this seat taken ? f : i do n't think so . the man finished his lunch and left a few minutes ago .", "id": "train_6346"}