Question: where did lewis and clark spend the winter
[{'answer': 'Fort Clatsop', 'provenance': [{'wikipedia_id': '764884', 'title': 'Fort Clatsop', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'in the Oregon Country near the mouth of the Columbia River'}, {'provenance': [{'wikipedia_id': '764884', 'title': 'Fort Clatsop', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 387, 'bleu_score': 0.8961274312876001, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9966656192955571166}, 'section': 'Section::::Abstract.'}]}]