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 trade network | Statement: [Wishram people, tradeNetwork, Columbia River trade network]

Target entity: Columbia River trade network
Context triple: [Wishram people, tradeNetwork, Columbia River trade network]

• A. Si’ahl
  Si’ahl, also known as Chief Seattle, was a prominent 19th-century Duwamish and Suquamish leader in the Pacific Northwest whose name is the origin of the city of Seattle.
• 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. Oregon Trail
  The Oregon Trail was a historic 19th-century overland route that pioneers used to migrate by wagon from the Missouri River to the western United States, especially Oregon.
• D. Medicine Creek
  Medicine Creek is a stream in the central United States that serves as a tributary within the Republican River watershed, flowing through the Great Plains’ agricultural and prairie landscapes.
• E. Columbia River chosen
  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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.