Question: who sang troy bolton in high school musical
[{'answer': 'Drew Seeley', 'provenance': [{'wikipedia_id': '3463364', 'title': 'High School Musical', 'start_paragraph_id': 68, 'start_character': 361, 'end_paragraph_id': 68, 'end_character': 372, 'bleu_score': 1.0, 'section': 'Section::::Other media.:On stage performances.:Concert tour.\n'}]}]