Question: the country where the headquarters of the united nations is located
[{'answer': 'the United States', 'provenance': [{'wikipedia_id': '188955', 'title': 'Headquarters of the United Nations', 'start_paragraph_id': 16, 'start_character': 224, 'end_paragraph_id': 16, 'end_character': 241, 'bleu_score': 1.0, 'section': 'Section::::History.:Planning.:Proposed alternatives.\n'}]}, {'provenance': [{'wikipedia_id': '188955', 'title': 'Headquarters of the United Nations', 'start_paragraph_id': 42, 'start_character': 0, 'end_paragraph_id': 42, 'end_character': 873, 'bleu_score': 0.9860618656782161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8359435571656883907}, 'section': 'Section::::International character.:Extraterritoriality and security.\n'}]}]