Question: where is the headquarter of the united nations situated
[{'answer': 'New York City', 'provenance': [{'wikipedia_id': '188955', 'title': 'Headquarters of the United Nations', 'start_paragraph_id': 1, 'start_character': 39, 'end_paragraph_id': 1, 'end_character': 52, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '188955', 'title': 'Headquarters of the United Nations', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 641, 'bleu_score': 0.8186516198314091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13137569048135298361}, 'section': 'Section::::Abstract.'}]}]