Question: who played the doctor on little house on the prairie
[{'answer': 'Kevin Hagen', 'provenance': [{'wikipedia_id': '2219711', 'title': 'Kevin Hagen', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2219711', 'title': 'Kevin Hagen', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 145, 'bleu_score': 0.9321022168949711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16028513248529995533}, 'section': 'Section::::Abstract.'}]}]