{"answers": " ", "options": ["f : yes , we have met before . i 'm looking forward to attending amy 's birthday !", "f : amy 's housewarming party must be interesting !", "f : oh , it 's my first time to attend derek 's birthday party .", "f : please bring my best wishes to karl , and i 'm so sorry that i can not attend his birthday party ."], "article": "f : derek , who 's birthday party are we going to ? m : amy 's . she is my fellow worker carl 's wife . i guess you 've met them before .", "id": "test_567"}