Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Mackenzie (Dehcho) River corridor | Statement: [Dehcho Region, knownFor, Mackenzie (Dehcho) River corridor]

Target entity: Mackenzie (Dehcho) River corridor
Context triple: [Dehcho Region, knownFor, Mackenzie (Dehcho) River corridor]

• A. Mackenzie Valley chosen
  Mackenzie Valley is a vast, sparsely populated region in northwestern Canada shaped by the course of the Mackenzie River and known for its subarctic landscapes and Indigenous communities.
• B. Mackenzie River Basin
  The Mackenzie River Basin is a vast watershed in northwestern Canada that collects waters from much of the boreal forest and Arctic regions before draining into the Arctic Ocean.
• C. McKenzie River corridor
  The McKenzie River corridor is a scenic stretch of Oregon’s McKenzie River renowned for its clear blue waters, waterfalls, hiking trails, and natural attractions such as the Blue Pool (Tamolitch Pool).
• D. Colville River
  The Colville River is a major river in northern Alaska that flows westward across the Arctic coastal plain to the Beaufort Sea.
• E. South Nahanni River
  The South Nahanni River is a renowned wild river in Canada’s Northwest Territories, celebrated for its deep canyons, Virginia Falls, and central role in the remote Nahanni National Park Reserve.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.