Question: who plays trish's mom on jessica jones
[{'answer': 'Rebecca De Mornay', 'provenance': [{'wikipedia_id': '48863903', 'title': 'List of Jessica Jones characters', 'start_paragraph_id': 78, 'start_character': 29, 'end_paragraph_id': 78, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::Recurring characters.:Introduced in season one.:Dorothy Walker.\n'}]}]