Question: who played calvin on law and order svu
[{'answer': 'Charlie Tahan', 'provenance': [{'wikipedia_id': '2211385', 'title': 'Olivia Benson', 'start_paragraph_id': 10, 'start_character': 110, 'end_paragraph_id': 10, 'end_character': 123, 'bleu_score': 1.0, 'section': 'Section::::Character overview.\n'}]}, {'provenance': [{'wikipedia_id': '2211385', 'title': 'Olivia Benson', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 765, 'bleu_score': 0.97306491914729, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14228826894396664276}, 'section': 'Section::::Character overview.\n'}]}]