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: Yukon River watershed | Statement: [Nabesna River, partOf, Yukon River watershed]

Target entity: Yukon River watershed
Context triple: [Nabesna River, partOf, Yukon River watershed]

• A. Yukon River chosen
  The Yukon River is a major waterway in northwestern North America that flows through Canada’s Yukon Territory and Alaska to the Bering Sea, historically significant for transportation, Indigenous cultures, and the Klondike Gold Rush.
• B. Columbia River Basin
  The Columbia River Basin is a vast watershed in the Pacific Northwest that drains portions of seven U.S. states and British Columbia into the Columbia River, supporting major ecosystems, agriculture, and hydroelectric power.
• C. Wrangell–St. Elias National Park and Preserve river system
  The Wrangell–St. Elias National Park and Preserve river system is an extensive network of glacially fed rivers and streams in Alaska that drain the park’s vast mountain ranges and wilderness landscapes.
• D. Yukon
  Yukon is a sparsely populated territory in northwestern Canada known for its vast wilderness, subarctic climate, and historic Klondike Gold Rush.
• E. Klondike River
  The Klondike River is a tributary of the Yukon River in Canada’s Yukon Territory, historically famous for the Klondike Gold Rush of the late 1890s.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.