Question: who did the us share the oregon country with
[{'answer': 'British', 'provenance': [{'wikipedia_id': '327342', 'title': 'Oregon Country', 'start_paragraph_id': 1, 'start_character': 138, 'end_paragraph_id': 1, 'end_character': 145, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'French Canadian', 'provenance': [{'wikipedia_id': '327342', 'title': 'Oregon Country', 'start_paragraph_id': 1, 'start_character': 150, 'end_paragraph_id': 1, 'end_character': 165, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '327342', 'title': 'Oregon Country', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 605, 'bleu_score': 0.9127910334182081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13647027760459948485}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '327342', 'title': 'Oregon Country', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The region was occupied by British and French Canadian fur traders from before 1810, and American settlers from the mid-1830s, with its coastal areas north from the Columbia River frequented by ships from all nations engaged in the maritime fur trade, most of these from the 1790s through 1810s being Boston-based.', 'British and French Canadian', 'In the nineteenth century, the Oregon Country was a disputed region of the Pacific Northwest of North America. The region was occupied by British and French Canadian fur traders from before 1810, and American settlers from the mid-1830s, with its coastal areas north from the Columbia River frequented by ships from all nations engaged in the maritime fur trade, most of these from the 1790s through 1810s being Boston-based. The Oregon Treaty of 1846 ended disputed joint occupancy pursuant to the Treaty of 1818 and established the British-American boundary at the 49th parallel (except Vancouver Island).']}}]}]