{"answers": "B", "options": ["m : ok. i walk this way for about 6 blocks and then i can find the post office .", "m : oh , the post office is about six blocks away from here . quite far .", "m : so the distance between here and the post office is about four blocks .", "m : i only need to walk about two blocks before i reach the post office ."], "article": "m : could you tell me the way to the post office ? f : sure , walk this way for 2 blocks , turn right and walk down four more blocks .", "id": "train_5199"}