Question: who is the actress that plays queen mary in reign
[{'answer': 'Adelaide Kane', 'provenance': [{'wikipedia_id': '6384236', 'title': 'Adelaide Kane', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6384236', 'title': 'Adelaide Kane', 'start_paragraph_id': 1, 'start_character': 18, 'end_paragraph_id': 1, 'end_character': 375, 'bleu_score': 0.92860998190983, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18212934444812536911}, 'section': 'Section::::Abstract.'}]}]