Question: who played oscar in darling buds of may
[{'answer': 'Ross Marriott', 'provenance': [{'wikipedia_id': '614127', 'title': 'The Darling Buds of May (TV series)', 'start_paragraph_id': 27, 'start_character': 12, 'end_paragraph_id': 27, 'end_character': 25, 'bleu_score': 1.0, 'section': 'Section::::Cast.:Recurring cast – Larkin family.\n'}]}]