Question: when did attack of the clones come out
[{'answer': 'May 16 , 2002', 'provenance': [{'wikipedia_id': '50957', 'title': 'Star Wars: Episode II – Attack of the Clones', 'start_paragraph_id': 54, 'start_character': 394, 'end_paragraph_id': 54, 'end_character': 407, 'bleu_score': 1.0, 'section': 'Section::::Release.\n'}]}, {'provenance': [{'wikipedia_id': '50957', 'title': 'Star Wars: Episode II – Attack of the Clones', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 904, 'bleu_score': 0.688085177252118, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17483321953795601063}, 'section': 'Section::::Abstract.'}]}]