Question: which type of climate is characteristic of antarctica
[{'answer': 'the ice cap polar climate', 'provenance': [{'wikipedia_id': '50048', 'title': 'Polar climate', 'start_paragraph_id': 5, 'start_character': 35, 'end_paragraph_id': 5, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Locations.\n'}]}, {'provenance': [{'wikipedia_id': '50048', 'title': 'Polar climate', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 708, 'bleu_score': 0.652944915990434, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7703168176288160574}, 'section': 'Section::::Locations.\n'}]}]