Question: list of winners of all season of bigg boss
[{'answer': 'Rahul Roy', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 89, 'end_paragraph_id': 18, 'end_character': 98, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Ashutosh Kaushik', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 100, 'end_paragraph_id': 18, 'end_character': 116, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Vindu Dara Singh', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 118, 'end_paragraph_id': 18, 'end_character': 134, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Shweta Tiwari', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 136, 'end_paragraph_id': 18, 'end_character': 149, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Juhi Parmar', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 151, 'end_paragraph_id': 18, 'end_character': 162, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Urvashi Dholakia', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 164, 'end_paragraph_id': 18, 'end_character': 180, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Gauahar Khan'}, {'answer': 'Gautam Gulati', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 195, 'end_paragraph_id': 18, 'end_character': 208, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Prince Narula', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 210, 'end_paragraph_id': 18, 'end_character': 223, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}, {'answer': 'Manveer Gurjar', 'provenance': [{'wikipedia_id': '57717357', 'title': 'Bigg Boss', 'start_paragraph_id': 18, 'start_character': 225, 'end_paragraph_id': 18, 'end_character': 239, 'bleu_score': 1.0, 'section': 'Section::::Versions.:Big Boss Hindi.\n'}]}]