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: City of London boundary markers | Statement: [City of London coat of arms, usedOn, City of London boundary markers]

Target entity: City of London boundary markers
Context triple: [City of London coat of arms, usedOn, City of London boundary markers]

• A. Lambeth Quadrilateral
  The Lambeth Quadrilateral is an Anglican statement of four key principles—Scripture, the creeds, the sacraments of Baptism and Eucharist, and the historic episcopate—proposed as a basis for Christian unity.
• B. Brentford Monument
  Brentford Monument is a notable commemorative structure in Brentford, London, marking the town’s historical significance and local heritage.
• C. Balham Hill
  Balham Hill is a main road in the Clapham area of south London that forms part of the A24 route.
• D. Balkerne Gate
  Balkerne Gate is a remarkably well-preserved Roman gateway in Colchester, England, and one of the largest surviving Roman town gates in Britain.
• E. Bastille hill and fortifications
  Bastille hill and fortifications is a historic fortified site overlooking Grenoble, France, known for its panoramic views of the city and surrounding Alps and its role in regional military history.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: City of London boundary markers
Triple: [City of London coat of arms, usedOn, City of London boundary markers]

City of London boundary markers are historic posts and plaques, often bearing the City’s coat of arms, that delineate the traditional limits of the Square Mile from surrounding districts.

Target entity: City of London boundary markers
Target entity description: City of London boundary markers are historic posts and plaques, often bearing the City’s coat of arms, that delineate the traditional limits of the Square Mile from surrounding districts.

• A. Lambeth Quadrilateral
  The Lambeth Quadrilateral is an Anglican statement of four key principles—Scripture, the creeds, the sacraments of Baptism and Eucharist, and the historic episcopate—proposed as a basis for Christian unity.
• B. Brentford Monument
  Brentford Monument is a notable commemorative structure in Brentford, London, marking the town’s historical significance and local heritage.
• C. Balham Hill
  Balham Hill is a main road in the Clapham area of south London that forms part of the A24 route.
• D. Balkerne Gate
  Balkerne Gate is a remarkably well-preserved Roman gateway in Colchester, England, and one of the largest surviving Roman town gates in Britain.
• E. Bastille hill and fortifications
  Bastille hill and fortifications is a historic fortified site overlooking Grenoble, France, known for its panoramic views of the city and surrounding Alps and its role in regional military history.
• F. None of above. chosen