Question: he captained india to word cup in 2011. who is it
[{'answer': 'Mahendra Singh Dhoni', 'provenance': [{'wikipedia_id': '4667059', 'title': 'India at the Cricket World Cup', 'start_paragraph_id': 195, 'start_character': 451, 'end_paragraph_id': 195, 'end_character': 471, 'bleu_score': 1.0, 'section': 'Section::::India at the 2007 World Cup.\n'}]}, {'provenance': [{'wikipedia_id': '4667059', 'title': 'India at the Cricket World Cup', 'start_paragraph_id': 221, 'start_character': 0, 'end_paragraph_id': 221, 'end_character': 894, 'bleu_score': 0.9415332868646721, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9059935404538412611}, 'section': 'Section::::India at the 2011 World Cup.\n'}]}]