Question: who played robert onedin in the onedin line
[{'answer': 'Brian Rawlinson', 'provenance': [{'wikipedia_id': '756094', 'title': 'The Onedin Line', 'start_paragraph_id': 27, 'start_character': 15, 'end_paragraph_id': 27, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Characters.:Main.\n'}]}, {'answer': 'James Garbutt', 'provenance': [{'wikipedia_id': '756094', 'title': 'The Onedin Line', 'start_paragraph_id': 27, 'start_character': 31, 'end_paragraph_id': 27, 'end_character': 44, 'bleu_score': 1.0, 'section': 'Section::::Characters.:Main.\n'}]}, {'provenance': [{'wikipedia_id': '756094', 'title': 'The Onedin Line', 'start_paragraph_id': 27, 'start_character': 0, 'end_paragraph_id': 27, 'end_character': 565, 'bleu_score': 0.935213525842691, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15170628596373338039}, 'section': 'Section::::Characters.:Main.\n'}]}]