Question: when did barbie life in the dreamhouse come out
[{'answer': 'May 11 , 2012', 'provenance': [{'wikipedia_id': '38764551', 'title': 'Barbie: Life in the Dreamhouse', 'start_paragraph_id': 1, 'start_character': 146, 'end_paragraph_id': 1, 'end_character': 162, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '38764551', 'title': 'Barbie: Life in the Dreamhouse', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 357, 'bleu_score': 0.6406681432394411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17423037829794548540}, 'section': 'Section::::Abstract.'}]}]