Question: where was the last t20 world cup held
[{'answer': 'India', 'provenance': [{'wikipedia_id': '8258172', 'title': 'ICC T20 World Cup', 'start_paragraph_id': 3, 'start_character': 228, 'end_paragraph_id': 3, 'end_character': 233, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '8258172', 'title': 'ICC T20 World Cup', 'start_paragraph_id': 29, 'start_character': 0, 'end_paragraph_id': 29, 'end_character': 406, 'bleu_score': 0.9694566079002921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2119837857002949921}, 'section': 'Section::::Hosts.\n'}]}]