Question: what are the 3 branches of usa government
[{'answer': 'legislative', 'provenance': [{'wikipedia_id': '195149', 'title': 'Federal government of the United States', 'start_paragraph_id': 1, 'start_character': 332, 'end_paragraph_id': 1, 'end_character': 343, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'executive', 'provenance': [{'wikipedia_id': '195149', 'title': 'Federal government of the United States', 'start_paragraph_id': 1, 'start_character': 345, 'end_paragraph_id': 1, 'end_character': 354, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'judicial', 'provenance': [{'wikipedia_id': '195149', 'title': 'Federal government of the United States', 'start_paragraph_id': 1, 'start_character': 359, 'end_paragraph_id': 1, 'end_character': 367, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '195149', 'title': 'Federal government of the United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 656, 'bleu_score': 0.8722604825177761, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 632692801977845213}, 'section': 'Section::::Abstract.'}]}]