Question: the three layers of a typical carnatic piece are
[{'answer': 'Pallavi', 'provenance': [{'wikipedia_id': '164188', 'title': 'Carnatic music', 'start_paragraph_id': 53, 'start_character': 90, 'end_paragraph_id': 53, 'end_character': 97, 'bleu_score': 1.0, 'section': 'Section::::Improvisation.:Tanam.\n'}]}, {'answer': 'Anupallavi', 'provenance': [{'wikipedia_id': '164188', 'title': 'Carnatic music', 'start_paragraph_id': 66, 'start_character': 350, 'end_paragraph_id': 66, 'end_character': 360, 'bleu_score': 1.0, 'section': 'Section::::Compositions.:Varnam.\n'}]}, {'answer': 'Charana', 'provenance': [{'wikipedia_id': '164188', 'title': 'Carnatic music', 'start_paragraph_id': 66, 'start_character': 384, 'end_paragraph_id': 66, 'end_character': 391, 'bleu_score': 1.0, 'section': 'Section::::Compositions.:Varnam.\n'}]}]