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: Usumacinta River basin | Statement: [western Maya lowlands, locatedIn, Usumacinta River basin]

Target entity: Usumacinta River basin
Context triple: [western Maya lowlands, locatedIn, Usumacinta River basin]

• A. Usumacinta River chosen
  The Usumacinta River is a major river in southeastern Mexico and northwestern Guatemala, known for its extensive rainforest basin, rich biodiversity, and archaeological sites of the ancient Maya civilization along its banks.
• B. Calima River basin
  The Calima River basin is a region in western Colombia known as the heartland of the pre-Columbian Calima culture, noted for its rich archaeological sites and goldwork.
• C. Pánuco River basin
  The Pánuco River basin is a major drainage system in eastern Mexico that collects waters from the slopes of the Sierra Madre Oriental and empties into the Gulf of Mexico.
• D. Zapote River
  The Zapote River is a waterway in the southern part of Metro Manila and Cavite in the Philippines, historically known as the site of the Battle of Zapote River during the Philippine Revolution and the Philippine–American War.
• E. Choluteca River
  The Choluteca River is a major river in southern Honduras known for flowing through the capital city, Tegucigalpa, and for its severe flooding during Hurricane Mitch in 1998.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.