Question: who plays mary in pride and prejudice bbc
[{'answer': 'Lucy Briers', 'provenance': [{'wikipedia_id': '1008284', 'title': 'Pride and Prejudice (1995 TV series)', 'start_paragraph_id': 52, 'start_character': 551, 'end_paragraph_id': 52, 'end_character': 562, 'bleu_score': 1.0, 'section': 'Section::::Casting.\n'}]}, {'provenance': [{'wikipedia_id': '1008284', 'title': 'Pride and Prejudice (1995 TV series)', 'start_paragraph_id': 52, 'start_character': 54, 'end_paragraph_id': 52, 'end_character': 1192, 'bleu_score': 0.8735230944247381, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1857923779001287649}, 'section': 'Section::::Casting.\n'}]}]