Question: who wins survivor blood vs water season 29
[{'answer': 'Natalie Anderson', 'provenance': [{'wikipedia_id': '42828508', 'title': 'Survivor: San Juan del Sur', 'start_paragraph_id': 1, 'start_character': 487, 'end_paragraph_id': 1, 'end_character': 503, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]