Question: who won season 7 of the ultimate fighter
[{'answer': 'Amir Sadollah', 'provenance': [{'wikipedia_id': '14625011', 'title': 'The Ultimate Fighter: Team Rampage vs. Team Forrest', 'start_paragraph_id': 19, 'start_character': 25, 'end_paragraph_id': 19, 'end_character': 38, 'bleu_score': 1.0, 'section': 'Section::::Cast.:Fighters.\n'}]}]