Question: who did rizzo go to the dance with
[{'answer': 'Leo', 'provenance': [{'wikipedia_id': '336846', 'title': 'Grease (film)', 'start_paragraph_id': 8, 'start_character': 98, 'end_paragraph_id': 8, 'end_character': 101, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}]