Question: most common cause of death in acute myocardial infarction
[{'answer': 'Cardiogenic shock', 'provenance': [{'wikipedia_id': '20556798', 'title': 'Myocardial infarction', 'start_paragraph_id': 115, 'start_character': 677, 'end_paragraph_id': 115, 'end_character': 694, 'bleu_score': 1.0, 'section': 'Section::::Prognosis.:Complications.\n'}]}, {'provenance': [{'wikipedia_id': '20556798', 'title': 'Myocardial infarction', 'start_paragraph_id': 115, 'start_character': 0, 'end_paragraph_id': 115, 'end_character': 1153, 'bleu_score': 0.988857503993915, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17137762886391635356}, 'section': 'Section::::Prognosis.:Complications.\n'}]}]