Question: who wrote the song smoke on the water
[{'answer': 'Ritchie Blackmore', 'provenance': [{'wikipedia_id': '356071', 'title': 'Smoke on the Water', 'start_paragraph_id': 3, 'start_character': 97, 'end_paragraph_id': 3, 'end_character': 114, 'bleu_score': 1.0, 'section': 'Section::::Composition.\n'}]}, {'answer': 'Ian Gillan', 'provenance': [{'wikipedia_id': '356071', 'title': 'Smoke on the Water', 'start_paragraph_id': 3, 'start_character': 389, 'end_paragraph_id': 3, 'end_character': 399, 'bleu_score': 1.0, 'section': 'Section::::Composition.\n'}]}, {'answer': 'Roger Glover', 'provenance': [{'wikipedia_id': '356071', 'title': 'Smoke on the Water', 'start_paragraph_id': 9, 'start_character': 1162, 'end_paragraph_id': 9, 'end_character': 1174, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'Jon Lord', 'provenance': [{'wikipedia_id': '356071', 'title': 'Smoke on the Water', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 8, 'bleu_score': 1.0, 'section': 'Section::::Composition.\n'}]}, {'answer': 'Ian Paice', 'provenance': [{'wikipedia_id': '356071', 'title': 'Smoke on the Water', 'start_paragraph_id': 15, 'start_character': 79, 'end_paragraph_id': 15, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]