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: Niger Delta waterway system | Statement: [Nembe–Brass waterways, partOf, Niger Delta waterway system]

Target entity: Niger Delta waterway system
Context triple: [Nembe–Brass waterways, partOf, Niger Delta waterway system]

• A. Niger River delta system
  The Niger River delta system is an extensive, low-lying coastal wetland complex in southern Nigeria characterized by a dense network of distributary channels, mangrove swamps, and rich oil and gas reserves.
• B. Niger Delta chosen
  The Niger Delta is a vast, oil-rich coastal region in southern Nigeria known for its complex network of creeks and mangrove swamps, significant petroleum production, and associated environmental and social challenges.
• C. Nembe–Brass waterways
  The Nembe–Brass waterways are a key network of creeks and channels in Nigeria’s Niger Delta that serve as vital transport and economic lifelines between Nembe, Brass, and surrounding riverine communities.
• D. Lagos River
  Lagos River is a watercourse in central Mexico that runs through the city of Lagos de Moreno in the state of Jalisco.
• E. Bights of Benin and Biafra
  The Bights of Benin and Biafra are two adjacent large embayments on the northern coast of the Gulf of Guinea in West Africa, historically significant as major hubs of Atlantic maritime trade, including the transatlantic slave trade.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.