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: Gulf of Guinea drainage basin | Statement: [Black Volta, partOf, Gulf of Guinea drainage basin]

Target entity: Gulf of Guinea drainage basin
Context triple: [Black Volta, partOf, Gulf of Guinea drainage basin]

• A. Guinean Gulf hydrological region
  The Guinean Gulf hydrological region is a major West African drainage area encompassing river basins that flow into the Gulf of Guinea, including the Mono River basin.
• B. Bandama River basin
  The Bandama River basin is the largest river drainage system in Côte d'Ivoire, encompassing much of the country's central region and supporting agriculture, settlements, and hydropower.
• C. Volta River basin chosen
  The Volta River basin is a major West African drainage basin encompassing the catchment area of the Volta River and its tributaries across several countries, including Ghana, Burkina Faso, and Togo.
• D. Gulf of Guinea
  The Gulf of Guinea is a large northeastern arm of the Atlantic Ocean off the western coast of Africa, known for its significant shipping routes, rich oil and gas reserves, and strategic economic importance to the region.
• E. Sanaga River basin
  The Sanaga River basin is the extensive watershed in Cameroon that collects and channels rainfall and tributary flows into the Sanaga River, the country’s largest river system and a key resource for hydropower, ecosystems, and local livelihoods.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.