Question: how many inches in a hand for measuring horses
[{'answer': '4 inches', 'provenance': [{'wikipedia_id': '221081', 'title': 'Hand (unit)', 'start_paragraph_id': 4, 'start_character': 347, 'end_paragraph_id': 4, 'end_character': 355, 'bleu_score': 1.0, 'section': 'Section::::Terminology.\n'}]}, {'provenance': [{'wikipedia_id': '221081', 'title': 'Hand (unit)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 838, 'bleu_score': 0.933314467855142, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17159901192932393692}, 'section': 'Section::::Abstract.'}]}]