Question: who plays emmett's mom in switched at birth
[{'answer': 'Marlee Matlin', 'provenance': [{'wikipedia_id': '32185161', 'title': 'List of Switched at Birth characters', 'start_paragraph_id': 89, 'start_character': 10, 'end_paragraph_id': 89, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Recurring characters.:Melody Bledsoe.\n'}]}, {'provenance': [{'wikipedia_id': '32185161', 'title': 'List of Switched at Birth characters', 'start_paragraph_id': 89, 'start_character': 0, 'end_paragraph_id': 89, 'end_character': 822, 'bleu_score': 0.9687635332632951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1286265377482098627}, 'section': 'Section::::Recurring characters.:Melody Bledsoe.\n'}]}]