Question: who won season 3 of great british bake off
[{'answer': 'John Whaite', 'provenance': [{'wikipedia_id': '38293554', 'title': 'The Great British Bake Off (series 3)', 'start_paragraph_id': 2, 'start_character': 145, 'end_paragraph_id': 2, 'end_character': 156, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '38293554', 'title': 'The Great British Bake Off (series 3)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 213, 'bleu_score': 0.9419661180380051, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5149270910585637867}, 'section': 'Section::::Abstract.'}]}]