Question: how many cars does a nascar team have
[{'answer': 'limited to four cars', 'provenance': [{'wikipedia_id': '1266602', 'title': 'List of NASCAR teams', 'start_paragraph_id': 1, 'start_character': 201, 'end_paragraph_id': 1, 'end_character': 221, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1266602', 'title': 'List of NASCAR teams', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 390, 'bleu_score': 0.9716239638199891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8056619783253677121}, 'section': 'Section::::Abstract.'}]}]