Question: puerto rico is a territory of what country
[{'answer': 'United States', 'provenance': [{'wikipedia_id': '23041', 'title': 'Puerto Rico', 'start_paragraph_id': 1, 'start_character': 133, 'end_paragraph_id': 1, 'end_character': 146, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '23041', 'title': 'Puerto Rico', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 228, 'bleu_score': 0.506265175997291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17746878058308047579}, 'section': 'Section::::Abstract.'}]}]