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: River Adur (via estuarine system, historically distinguished) | Statement: [River Arun, hasTributary, River Adur (via estuarine system, historically distinguished)]

Target entity: River Adur (via estuarine system, historically distinguished)
Context triple: [River Arun, hasTributary, River Adur (via estuarine system, historically distinguished)]

• A. River Adur chosen
  The River Adur is a river in West Sussex, England, that flows through the South Downs to reach the English Channel at Shoreham-by-Sea.
• B. Tideway of the River Thames
  The Tideway of the River Thames is the tidal section of the River Thames in and around London, stretching from Teddington Lock through central London to the North Sea.
• C. River Ogmore estuary
  The River Ogmore estuary is a coastal inlet in South Wales where the River Ogmore meets the Bristol Channel, known for its sandy beaches, dunes, and scenic coastal walks.
• D. River Dee estuary
  The River Dee estuary is a tidal estuary on the border of northeast Wales and northwest England, opening into the Irish Sea and supporting important ports, wildlife habitats, and coastal communities.
• E. The Wash estuary
  The Wash estuary is a large tidal bay on the east coast of England where several rivers meet the North Sea, noted for its extensive mudflats, salt marshes, and importance as a habitat for migratory birds.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.