Question: who dies in book 5 of harry potter
[{'answer': 'Sirius', 'provenance': [{'wikipedia_id': '156489', 'title': 'Harry Potter and the Order of the Phoenix', 'start_paragraph_id': 4, 'start_character': 672, 'end_paragraph_id': 4, 'end_character': 678, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '156489', 'title': 'Harry Potter and the Order of the Phoenix', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 1415, 'bleu_score': 0.8274864770778151, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10093958174619990979}, 'section': 'Section::::Plot.\n'}]}]