Question: when did the beast open at kings island
[{'answer': '1979', 'provenance': [{'wikipedia_id': '1275231', 'title': 'The Beast (roller coaster)', 'start_paragraph_id': 1, 'start_character': 118, 'end_paragraph_id': 1, 'end_character': 122, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1275231', 'title': 'The Beast (roller coaster)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 466, 'bleu_score': 0.742165698155111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4040297820152108583}, 'section': 'Section::::Abstract.'}]}]