Question: when did texas gain its independence from mexico
[{'answer': 'March 1836', 'provenance': [{'wikipedia_id': '38711', 'title': 'Texas Revolution', 'start_paragraph_id': 2, 'start_character': 1020, 'end_paragraph_id': 2, 'end_character': 1030, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '38711', 'title': 'Texas Revolution', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1138, 'bleu_score': 0.9422321797736901, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4606098495428254449}, 'section': 'Section::::Abstract.'}]}]