Question: who dies at the end of west side story
[{'answer': 'Tony', 'provenance': [{'wikipedia_id': '33928', 'title': 'West Side Story', 'start_paragraph_id': 2, 'start_character': 506, 'end_paragraph_id': 2, 'end_character': 510, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '33928', 'title': 'West Side Story', 'start_paragraph_id': 30, 'start_character': 0, 'end_paragraph_id': 30, 'end_character': 1008, 'bleu_score': 0.9893895451459531, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6557488429636581850}, 'section': 'Section::::Synopsis.:Act 2.\n'}]}]