Question: what is the empire state building a symbol of
[{'answer': 'New York City', 'provenance': [{'wikipedia_id': '9736', 'title': 'Empire State Building', 'start_paragraph_id': 1, 'start_character': 83, 'end_paragraph_id': 1, 'end_character': 96, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9736', 'title': 'Empire State Building', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 701, 'bleu_score': 0.9839344367380701, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15981739904433789656}, 'section': 'Section::::Abstract.'}]}]