Question: who played velma in scooby doo the mystery begins
[{'answer': 'Hayley Kiyoko', 'provenance': [{'wikipedia_id': '18507034', 'title': 'Scooby-Doo! The Mystery Begins', 'start_paragraph_id': 2, 'start_character': 75, 'end_paragraph_id': 2, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18507034', 'title': 'Scooby-Doo! The Mystery Begins', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 359, 'bleu_score': 0.9684940092844061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14717560612265211729}, 'section': 'Section::::Abstract.'}]}]