Question: what is the fastest roller coaster in california
[{'answer': 'Formula Rossa', 'provenance': [{'wikipedia_id': '2533444', 'title': 'List of roller coaster rankings', 'start_paragraph_id': 2, 'start_character': 561, 'end_paragraph_id': 2, 'end_character': 574, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2533444', 'title': 'List of roller coaster rankings', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 684, 'bleu_score': 0.739182918444376, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15534757837131294658}, 'section': 'Section::::Abstract.'}]}]