Question: how many lexus lfa is are there in the world
[{'answer': '500', 'provenance': [{'wikipedia_id': '1380216', 'title': 'Lexus LFA', 'start_paragraph_id': 3, 'start_character': 448, 'end_paragraph_id': 3, 'end_character': 451, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1380216', 'title': 'Lexus LFA', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 514, 'bleu_score': 0.6826705554107151, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8025183317477300851}, 'section': 'Section::::Abstract.'}]}]