Question: who played francis in pee wee's big adventure
[{'answer': 'Mark Holton', 'provenance': [{'wikipedia_id': '432236', 'title': "Pee-wee's Big Adventure", 'start_paragraph_id': 1, 'start_character': 223, 'end_paragraph_id': 1, 'end_character': 234, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]