Question: who played pat on the roy rogers show
[{'answer': 'Pat Brady', 'provenance': [{'wikipedia_id': '56942052', 'title': 'Pat Brady', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 9, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]