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: lower Columbia River basin | Statement: [Lower Columbia Estuary Partnership, region, lower Columbia River basin]

Target entity: lower Columbia River basin
Context triple: [Lower Columbia Estuary Partnership, region, lower Columbia River basin]

• A. Lower Columbia River region chosen
  The Lower Columbia River region is a culturally and ecologically rich area of the Pacific Northwest centered along the lower stretches of the Columbia River, historically home to numerous Indigenous peoples and vital salmon fisheries.
• 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. The Dalles–Celilo reach of the Columbia River
  The Dalles–Celilo reach of the Columbia River is a historically and culturally significant stretch of the river in the Pacific Northwest, once renowned for its powerful rapids and rich Indigenous fishing sites before being largely submerged by dam construction.
• D. Lower Willamette subbasin
  The Lower Willamette subbasin is a hydrologic drainage area in northwestern Oregon encompassing the lower reaches of the Willamette River and its associated waterways within the greater Columbia River Basin.
• E. Calapooia River basin
  The Calapooia River basin is a watershed in western Oregon that historically formed the homeland of the Kalapuya people.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.