Question: where is the headquarters of the united nations located
[{'answer': 'Turtle Bay neighborhood of Manhattan', 'provenance': [{'wikipedia_id': '188955', 'title': 'Headquarters of the United Nations', 'start_paragraph_id': 1, 'start_character': 310, 'end_paragraph_id': 1, 'end_character': 346, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '188955', 'title': 'Headquarters of the United Nations', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 641, 'bleu_score': 0.8548812063762201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17236039107867618744}, 'section': 'Section::::Abstract.'}]}]