Question: who played guitar on mama i'm coming home
[{'answer': 'Zakk Wylde', 'provenance': [{'wikipedia_id': '3891662', 'title': "Mama, I'm Coming Home", 'start_paragraph_id': 1, 'start_character': 279, 'end_paragraph_id': 1, 'end_character': 289, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]