Question: who played mr wally in national lampoon's vacation
[{'answer': 'Edward Vincent Bracken', 'provenance': [{'wikipedia_id': '149731', 'title': 'Eddie Bracken', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '149731', 'title': 'Eddie Bracken', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 403, 'bleu_score': 0.970362113628587, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6592260075612130997}, 'section': 'Section::::Abstract.'}]}]