Question: who plays betty in flintstones viva rock vegas
[{'answer': 'Jane Krakowski', 'provenance': [{'wikipedia_id': '612018', 'title': 'The Flintstones in Viva Rock Vegas', 'start_paragraph_id': 2, 'start_character': 268, 'end_paragraph_id': 2, 'end_character': 282, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]