Question: mexican leader who was supported by the united states during mexican civil war
[{'answer': 'Benito Juárez', 'provenance': [{'wikipedia_id': '4764643', 'title': 'United States involvement in the Mexican Revolution', 'start_paragraph_id': 1, 'start_character': 468, 'end_paragraph_id': 1, 'end_character': 481, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4764643', 'title': 'United States involvement in the Mexican Revolution', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1281, 'bleu_score': 0.529193289044914, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14208778017604803798}, 'section': 'Section::::Abstract.'}]}]