Question: who plays detective murdoch in the murdoch mysteries
[{'answer': 'Yannick D. Bisson', 'provenance': [{'wikipedia_id': '5671554', 'title': 'Yannick Bisson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5671554', 'title': 'Yannick Bisson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 199, 'bleu_score': 0.9364250605898111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1072136963871953896}, 'section': 'Section::::Abstract.'}]}]