Question: who played lacey's husband in cagney and lacey
[{'answer': 'John Karlen', 'provenance': [{'wikipedia_id': '654945', 'title': 'Cagney & Lacey', 'start_paragraph_id': 9, 'start_character': 266, 'end_paragraph_id': 9, 'end_character': 277, 'bleu_score': 1.0, 'section': 'Section::::Synopsis.\n'}]}, {'provenance': [{'wikipedia_id': '654945', 'title': 'Cagney & Lacey', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 1010, 'bleu_score': 0.9092390586219331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5701743351184866638}, 'section': 'Section::::Synopsis.\n'}]}]