Question: who plays chelsea's mom on young and the restless
[{'answer': 'Catherine Bach', 'provenance': [{'wikipedia_id': '34359882', 'title': 'List of The Young and the Restless characters (2012)', 'start_paragraph_id': 3, 'start_character': 217, 'end_paragraph_id': 3, 'end_character': 231, 'bleu_score': 1.0, 'section': 'Section::::Anita Lawson.\n'}]}, {'provenance': [{'wikipedia_id': '34359882', 'title': 'List of The Young and the Restless characters (2012)', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 361, 'bleu_score': 0.519248525528999, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3152228309566984961}, 'section': 'Section::::Anita Lawson.\n'}]}]