Question: who played mr swainey in one foot in the grave
[{'answer': 'Owen Brenman', 'provenance': [{'wikipedia_id': '3049469', 'title': 'Owen Brenman', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3049469', 'title': 'Owen Brenman', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 333, 'bleu_score': 0.803345654669209, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13893074631856486936}, 'section': 'Section::::Abstract.'}]}]