Question: when was kingdom of the crystal skull filmed
[{'answer': '2007', 'provenance': [{'wikipedia_id': '1252914', 'title': 'Indiana Jones and the Kingdom of the Crystal Skull', 'start_paragraph_id': 2, 'start_character': 257, 'end_paragraph_id': 2, 'end_character': 261, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1252914', 'title': 'Indiana Jones and the Kingdom of the Crystal Skull', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 635, 'bleu_score': 0.9796927878356411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7452951729120448014}, 'section': 'Section::::Abstract.'}]}]