Question: who played ross poldark in the original tv series
[{'answer': 'Robin Ellis', 'provenance': [{'wikipedia_id': '21217346', 'title': 'Poldark (1975 TV series)', 'start_paragraph_id': 3, 'start_character': 40, 'end_paragraph_id': 3, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::Outline.\n'}]}, {'provenance': [{'wikipedia_id': '21217346', 'title': 'Poldark (1975 TV series)', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 611, 'bleu_score': 0.9282796138050311, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7723230163799398225}, 'section': 'Section::::Outline.\n'}]}]