Question: who plays the mom on rizzoli and isles
[{'answer': 'Lorraine Bracco', 'provenance': [{'wikipedia_id': '27649750', 'title': 'Rizzoli & Isles', 'start_paragraph_id': 9, 'start_character': 615, 'end_paragraph_id': 9, 'end_character': 630, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '27649750', 'title': 'Rizzoli & Isles', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 590, 'bleu_score': 0.955468993395951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11713350875022955313}, 'section': 'Section::::Cast and characters.:Main characters.\n'}]}]