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: Middle Level drainage system | Statement: [Middle Level Main Drain, partOf, Middle Level drainage system]

Target entity: Middle Level drainage system
Context triple: [Middle Level Main Drain, partOf, Middle Level drainage system]

• A. Middle Level Main Drain chosen
  Middle Level Main Drain is a major artificial drainage channel in the Middle Level of the Fens in eastern England, designed to manage water levels and reduce flooding in the low-lying agricultural landscape.
• B. Second Level Canal
  The Second Level Canal is a key industrial waterway within Holyoke, Massachusetts’ historic canal network, built to distribute hydropower to mills and factories during the city’s 19th-century industrial boom.
• C. Third Level Canal
  The Third Level Canal is one of the industrial power canals in Holyoke, Massachusetts, built in the 19th century to distribute water for manufacturing and hydroelectric power within the city's canal network.
• D. Lower Basin
  The Lower Basin is the downstream portion of the Colorado River Basin, encompassing states like Arizona, Nevada, and California that share allocated river water under U.S. interstate agreements.
• E. Middle Reservoir
  Middle Reservoir is a man-made lake within the Middlesex Fells Reservation in Massachusetts, used primarily for water supply and recreation.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.