{"answers": "B", "options": ["m : wow , an underground , wide and long cave is really special . it would be better if there are strange rocks and stream .", "m : i ca n't wait to visit this cave . it is such a special underground , wide and long cave with strange rocks and stream .", "m : i understand . this cave is narrow and short , but it is the strange rocks and stream inside make the cave uncommon .", "m : this uncommon cave is underground , wide and long with strange rocks and stream . it is a great plan to visit it next month ."], "article": "f : ladies and gentlemen , we 'll pay a visit to a cave tomorrow . m : what fun is it to visit the cave you mean ? f : it 's an uncommon cave . it 's underground , wide and long and in the cave there 's rocks of different shapes which looked like a lion , a tree , a bell or something else .", "id": "train_3206"}