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 Plateau ecoregion | Statement: [Hanford Reach, partOf, Columbia Plateau ecoregion]

Target entity: Columbia Plateau ecoregion
Context triple: [Hanford Reach, partOf, Columbia Plateau ecoregion]

• A. Columbia Plateau chosen
  The Columbia Plateau is a vast volcanic and sedimentary region in the Pacific Northwest known for its basalt flows, deep river canyons, and extensive agricultural lands shaped by the Columbia River and its tributaries.
• B. Palouse region
  The Palouse region is a fertile, rolling agricultural area in the northwestern United States, renowned for its distinctive loess hills and extensive wheat and legume farming.
• C. Klamath-Siskiyou ecoregion
  The Klamath-Siskiyou ecoregion is a mountainous, biodiversity-rich area of northern California and southern Oregon known for its complex geology, ancient forests, and high concentration of endemic plant and animal species.
• D. Snake River Plain
  The Snake River Plain is a broad, arc-shaped volcanic and sedimentary lowland in southern Idaho, formed by the movement of the North American Plate over the Yellowstone hotspot and now a major agricultural and geological region.
• E. Yukon–Tanana Uplands
  The Yukon–Tanana Uplands are a broad, rugged highland region of east-central Alaska and adjacent Yukon characterized by rolling hills, dissected plateaus, and extensive boreal forest.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.