Question: what are the 3 types of musical ensembles in thailand
[{'answer': 'Piphat', 'provenance': [{'wikipedia_id': '320695', 'title': 'Music of Thailand', 'start_paragraph_id': 6, 'start_character': 360, 'end_paragraph_id': 6, 'end_character': 366, 'bleu_score': 1.0, 'section': 'Section::::Traditional and folk music.:Classical music.\n'}]}, {'answer': 'Mahori', 'provenance': [{'wikipedia_id': '320695', 'title': 'Music of Thailand', 'start_paragraph_id': 6, 'start_character': 385, 'end_paragraph_id': 6, 'end_character': 391, 'bleu_score': 1.0, 'section': 'Section::::Traditional and folk music.:Classical music.\n'}]}, {'answer': 'Khrueang sai', 'provenance': [{'wikipedia_id': '320695', 'title': 'Music of Thailand', 'start_paragraph_id': 6, 'start_character': 368, 'end_paragraph_id': 6, 'end_character': 380, 'bleu_score': 1.0, 'section': 'Section::::Traditional and folk music.:Classical music.\n'}]}, {'provenance': [{'wikipedia_id': '320695', 'title': 'Music of Thailand', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 1047, 'bleu_score': 0.8594500860480421, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7549781968470150070}, 'section': 'Section::::Traditional and folk music.:Classical music.\n'}]}]