Question: when was the olympics hosted in the us
[{'answer': '1904'}, {'answer': '1932', 'provenance': [{'wikipedia_id': '11015817', 'title': 'List of Olympic Games host cities', 'start_paragraph_id': 4, 'start_character': 359, 'end_paragraph_id': 4, 'end_character': 363, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '1984', 'provenance': [{'wikipedia_id': '11015817', 'title': 'List of Olympic Games host cities', 'start_paragraph_id': 4, 'start_character': 410, 'end_paragraph_id': 4, 'end_character': 414, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '1996'}]