Question: what is the name of europe’s longest rollercoaster based at lightwater valley
[{'answer': 'The Ultimate', 'provenance': [{'wikipedia_id': '6530405', 'title': 'The Ultimate (roller coaster)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6530405', 'title': 'The Ultimate (roller coaster)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 394, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4176306254786193963}, 'section': 'Section::::Abstract.'}]}]