Question: when was the last time ucf was ranked
[{'answer': '2018', 'provenance': [{'wikipedia_id': '3078214', 'title': 'UCF Knights football', 'start_paragraph_id': 4, 'start_character': 137, 'end_paragraph_id': 4, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]