Question: who plays harmonica on black sabbath the wizard
[{'answer': 'Ozzy Osbourne', 'provenance': [{'wikipedia_id': '1981210', 'title': 'The Wizard (Black Sabbath song)', 'start_paragraph_id': 11, 'start_character': 146, 'end_paragraph_id': 11, 'end_character': 159, 'bleu_score': 1.0, 'section': 'Section::::Covers.\n'}]}, {'provenance': [{'wikipedia_id': '1981210', 'title': 'The Wizard (Black Sabbath song)', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 45, 'bleu_score': 0.5081327481546141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6298980087139006151}, 'section': 'Section::::Personnel.\n'}]}]