Question: who was the drummer for black sabbath 2013
[{'answer': 'Tommy Clufetos', 'provenance': [{'wikipedia_id': '9028337', 'title': 'Tommy Clufetos', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9028337', 'title': 'Tommy Clufetos', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 304, 'bleu_score': 0.9118021019905901, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10813629369794035342}, 'section': 'Section::::Abstract.'}]}]