Question: when did the first kung fu panda come out
[{'answer': 'June 6 , 2008', 'provenance': [{'wikipedia_id': '3248340', 'title': 'Kung Fu Panda', 'start_paragraph_id': 3, 'start_character': 50, 'end_paragraph_id': 3, 'end_character': 63, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3248340', 'title': 'Kung Fu Panda', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 601, 'bleu_score': 0.9545695715275291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17059767080121848777}, 'section': 'Section::::Abstract.'}]}]