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: Neptune’s Staircase lock flight | Statement: [Scottish inland waterways network, notableStructure, Neptune’s Staircase lock flight]

Target entity: Neptune’s Staircase lock flight
Context triple: [Scottish inland waterways network, notableStructure, Neptune’s Staircase lock flight]

• A. Neptune's Staircase lock flight
  Neptune's Staircase lock flight is a famous series of canal locks on Scotland’s Caledonian Canal, notable as one of the longest staircase lock systems in Britain and a popular engineering landmark for visitors.
• B. Fairfield Lock Flight
  Fairfield Lock Flight is a series of canal locks on the Ashton Canal in Greater Manchester, England, built to manage a steep change in water level along the waterway.
• C. Agigea Lock
  Agigea Lock is a major navigation lock on Romania’s Danube–Black Sea Canal that enables ships to transit between the Danube River and the Black Sea by managing water level differences.
• D. Neptune's Staircase chosen
  Neptune's Staircase is a famous series of canal locks in Scotland that dramatically raises boats along the Caledonian Canal near Fort William.
• E. Aduard lock
  Aduard lock is a water control structure in the Netherlands that regulates navigation and water levels along the Prinses Margriet Canal near the village of Aduard.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.