Question: when did the first highschool musical come out
[{'answer': '2006', 'provenance': [{'wikipedia_id': '16705483', 'title': 'Zac Efron', 'start_paragraph_id': 1, 'start_character': 256, 'end_paragraph_id': 1, 'end_character': 260, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '16705483', 'title': 'Zac Efron', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 594, 'bleu_score': 0.7755106492019571, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11705016006030377708}, 'section': 'Section::::Abstract.'}]}]