Question: who won survivor 2017 heroes vs healers vs hustlers
[{'answer': 'Ben Driebergen', 'provenance': [{'wikipedia_id': '54138054', 'title': 'Survivor: Heroes vs. Healers vs. Hustlers', 'start_paragraph_id': 1, 'start_character': 382, 'end_paragraph_id': 1, 'end_character': 396, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54138054', 'title': 'Survivor: Heroes vs. Healers vs. Hustlers', 'start_paragraph_id': 1, 'start_character': 299, 'end_paragraph_id': 1, 'end_character': 470, 'bleu_score': 0.822323397550144, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3077370679146503732}, 'section': 'Section::::Abstract.'}]}]