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 Lea basin | Statement: [Lea Valley Walk, isInWatershedOf, River Lea basin]

Target entity: River Lea basin
Context triple: [Lea Valley Walk, isInWatershedOf, River Lea basin]

• A. River Lea chosen
  The River Lea is a major tributary of the River Thames in southeast England, flowing through Bedfordshire, Hertfordshire, and Greater London and historically supporting navigation, industry, and water supply for the region.
• B. Southgate River basin
  The Southgate River basin is a glacially influenced watershed in British Columbia’s Coast Mountains that collects meltwater and runoff from surrounding icefields and high-relief terrain before draining toward the Pacific.
• C. Medway catchment
  The Medway catchment is the river basin in southeast England drained by the River Medway and its tributaries, encompassing parts of Kent, East Sussex, and Surrey.
• D. Lea Valley
  Lea Valley is a river valley and geographic region in southeast England, following the River Lea through parts of Greater London and surrounding counties and known for its mix of industrial heritage, green spaces, and urban development.
• E. Rainford Brook
  Rainford Brook is a small watercourse in northwestern England that serves as a tributary feeding into the River Sankey.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: isInWatershedOf
Context triple: [Lea Valley Walk, isInWatershedOf, River Lea basin]

• A. hasWatershedWith
  Indicates that two geographic areas share or are associated with the same watershed or drainage basin.
• B. hasWatershed chosen
  Indicates that one geographic area or feature is part of, drains into, or is hydrologically defined by a particular watershed.
• C. hasWatershedCharacteristic
  Indicates that a watershed possesses a specified characteristic, feature, or property.
• D. isInWaterwaySystem
  Indicates that an entity is part of, contained within, or traverses a particular waterway network or system.
• E. watershedBetween
  Indicates that a geographic feature or boundary serves as the dividing line between two drainage basins or river systems.
• F. None of above.