Question: who plays the old vet on the ranch
[{'answer': 'Sam Elliott', 'provenance': [{'wikipedia_id': '47048173', 'title': 'The Ranch (TV series)', 'start_paragraph_id': 1, 'start_character': 131, 'end_paragraph_id': 1, 'end_character': 142, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47048173', 'title': 'The Ranch (TV series)', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 573, 'bleu_score': 0.926871543660096, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2063456817594489022}, 'section': 'Section::::Cast.:Main.\n'}]}]