Question: who was the first deputy prime minister of independent india
[{'answer': 'Sardar Vallabhbhai Patel'}, {'provenance': [{'wikipedia_id': '2007608', 'title': 'Deputy Prime Minister of India', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 413, 'bleu_score': 0.8995638586002741, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1453588268395284139}, 'section': 'Section::::Abstract.'}]}]