Question: substance that causes destruction of red blood cells
[{'answer': 'Hemolysins', 'provenance': [{'wikipedia_id': '70585', 'title': 'Hemolysis', 'start_paragraph_id': 2, 'start_character': 162, 'end_paragraph_id': 2, 'end_character': 172, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]