Question: when did the drummer from led zeppelin die
[{'answer': '25 September 1980', 'provenance': [{'wikipedia_id': '163272', 'title': 'John Bonham', 'start_paragraph_id': 1, 'start_character': 33, 'end_paragraph_id': 1, 'end_character': 50, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '163272', 'title': 'John Bonham', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 451, 'bleu_score': 0.773054320315903, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9296387243258928107}, 'section': 'Section::::Abstract.'}]}]