Question: bones of the palm of the hand are called
[{'answer': 'metacarpal bones', 'provenance': [{'wikipedia_id': '19166474', 'title': 'Hand', 'start_paragraph_id': 3, 'start_character': 379, 'end_paragraph_id': 3, 'end_character': 395, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]