{"answers": "D", "options": ["m : he just left 10 minutes ago at 11:50. maybe call an hour later .", "m : it 's already 1pm now , so he 'll be taking a nap in half an hour .", "m : well , as john is sleeping , you can call 0.5 hour later at 1pm .", "m : yeah , half an hour . it 's reasonable to call him right at 1pm then ."], "article": "f : hello , this is elisa speaking . may i speak to john please ? m : i am sorry , but john is out for lunch . would you like to leave a message ? f : er , when will he come back ? m : he usually comes back by 1:00 pm . he usually takes a nap before work begins in the afternoon . f : then i 'll call again in half an hour .", "id": "train_1688"}