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: Columbia River watershed | Statement: [Duncan Dam reservoir, locatedInWatershed, Columbia River watershed]

Target entity: Columbia River watershed
Context triple: [Duncan Dam reservoir, locatedInWatershed, Columbia River watershed]

• A. Columbia River Basin chosen
  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.
• B. Sauk–Suiattle River watershed
  The Sauk–Suiattle River watershed is a river basin in the North Cascades of Washington State that drains the Sauk and Suiattle river systems and supports diverse forested and mountainous ecosystems.
• C. Columbia River
  The Columbia River is a major river of the Pacific Northwest that forms much of the border between Oregon and Washington and is vital for hydroelectric power, transportation, and regional ecosystems.
• D. Okanogan/Okanagan watershed
  The Okanogan/Okanagan watershed is a transboundary river basin spanning north-central Washington State and south-central British Columbia, encompassing the Okanagan and Okanogan river systems, lakes, and surrounding landscapes that drain into the Columbia River.
• E. Green River basin
  The Green River basin is a major watershed in Kentucky whose river system drains a large portion of the state before joining the Ohio River.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.