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: Grijalva–Usumacinta basin | Statement: [Frontera, Tabasco, locatedInHydrologicalBasin, Grijalva–Usumacinta basin]

Target entity: Grijalva–Usumacinta basin
Context triple: [Frontera, Tabasco, locatedInHydrologicalBasin, Grijalva–Usumacinta basin]

• A. Grijalva River basin chosen
  The Grijalva River basin is a major watershed in southeastern Mexico that drains the Grijalva River and its tributaries through parts of Chiapas and Tabasco into the Gulf of Mexico.
• B. Usumacinta–Grijalva river system
  The Usumacinta–Grijalva river system is a major interconnected river basin in southeastern Mexico and parts of Guatemala, known for its high discharge, rich biodiversity, and importance to regional ecosystems and human settlements.
• C. Guadalupe River Basin
  The Guadalupe River Basin is the watershed region in south-central Texas that drains the Guadalupe River and its tributaries, supporting diverse ecosystems and providing water resources for surrounding communities.
• D. 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.
• E. Culiacán River basin
  The Culiacán River basin is a hydrological region in the state of Sinaloa, Mexico, encompassing the drainage area that feeds the Culiacán River and supporting extensive agriculture and local ecosystems.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.