Question: who plays john rayburn's wife in bloodline
[{'answer': 'Jacinda Barrett', 'provenance': [{'wikipedia_id': '44193962', 'title': 'Bloodline (TV series)', 'start_paragraph_id': 23, 'start_character': 12, 'end_paragraph_id': 23, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Cast.:Main cast.\n'}]}]