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: Colorado River mainstream below Lee Ferry | Statement: [Lower Colorado Region of the Bureau of Reclamation, jurisdictionOver, Colorado River mainstream below Lee Ferry]

Target entity: Colorado River mainstream below Lee Ferry
Context triple: [Lower Colorado Region of the Bureau of Reclamation, jurisdictionOver, Colorado River mainstream below Lee Ferry]

• A. Colorado River chosen
  The Colorado River is a major waterway of the southwestern United States and northern Mexico, renowned for carving the Grand Canyon and serving as a crucial water source for arid regions and Indigenous communities.
• B. Colorado River
  The Colorado River in Argentina is a major watercourse in the south-central part of the country that flows eastward from the Andes to the Atlantic Ocean, forming part of the boundary of Buenos Aires Province and supporting regional agriculture and irrigation.
• C. Colorado River near present-day Needles, California
  The Colorado River near present-day Needles, California is a key crossing point in the Mojave Desert that historically served as a vital water source and gateway for Indigenous peoples, explorers, and overland travel routes.
• D. Colorado River valley near Grand Junction
  The Colorado River valley near Grand Junction is a broad, arid-to-semi-arid river corridor in western Colorado known for its dramatic canyon scenery, agricultural lands, and proximity to prominent mesas and cliffs.
• E. Colorado River at Parker
  The Colorado River at Parker is a stretch of the river along the Arizona–California border near the town of Parker, known for recreation, water management infrastructure, and serving as a key crossing point between the two states.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.