Question: what is the cost of an airbus a380
[{'answer': 'US $432.6 million', 'provenance': [{'wikipedia_id': '181173', 'title': 'Airbus A380', 'start_paragraph_id': 164, 'start_character': 31, 'end_paragraph_id': 164, 'end_character': 47, 'bleu_score': 1.0, 'section': 'Section::::Market.:Cost.\n'}]}, {'provenance': [{'wikipedia_id': '181173', 'title': 'Airbus A380', 'start_paragraph_id': 164, 'start_character': 0, 'end_paragraph_id': 164, 'end_character': 293, 'bleu_score': 0.570807590224193, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14123674728276041536}, 'section': 'Section::::Market.:Cost.\n'}]}]