Question: what are the dobermans names in oliver and company
[{'answer': 'Roscoe and DeSoto', 'provenance': [{'wikipedia_id': '348979', 'title': 'Oliver & Company', 'start_paragraph_id': 4, 'start_character': 863, 'end_paragraph_id': 4, 'end_character': 880, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}]