Question: who is the actress who plays mary in coronation street
[{'answer': 'Patti Clare', 'provenance': [{'wikipedia_id': '20816912', 'title': 'Patti Clare', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '20816912', 'title': 'Patti Clare', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 245, 'bleu_score': 0.80386386611084, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15808124744924396998}, 'section': 'Section::::Abstract.'}]}]