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: Canons of Grave (artillery pieces) | Statement: [Grave, hasLandmark, Canons of Grave (artillery pieces)]

Target entity: Canons of Grave (artillery pieces)
Context triple: [Grave, hasLandmark, Canons of Grave (artillery pieces)]

• A. Mauser BK-27 27 mm cannon
  The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
• B. Krab self-propelled howitzer
  The Krab self-propelled howitzer is a modern Polish 155 mm tracked artillery system designed for long-range, high-precision fire support on the battlefield.
• C. The Arts of War
  The Arts of War is a pair of monumental equestrian bronze sculptures by Leo Friedlander that symbolize martial valor and sacrifice, installed at the Washington, D.C. entrance to Arlington Memorial Bridge.
• D. Armor Branch
  The Armor Branch is the United States Army’s combat arms branch responsible for armored and cavalry forces, specializing in tank and mechanized warfare.
• E. Scud missiles
  Scud missiles are Soviet-designed short-range ballistic missiles that gained widespread notoriety for their use by Iraq to attack coalition and civilian targets during the Gulf War.
• 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: Canons of Grave (artillery pieces)
Triple: [Grave, hasLandmark, Canons of Grave (artillery pieces)]

The Canons of Grave are historic artillery pieces displayed as a landmark in the Dutch city of Grave, symbolizing its military and defensive past.

Target entity: Canons of Grave (artillery pieces)
Target entity description: The Canons of Grave are historic artillery pieces displayed as a landmark in the Dutch city of Grave, symbolizing its military and defensive past.

• A. Mauser BK-27 27 mm cannon
  The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
• B. Krab self-propelled howitzer
  The Krab self-propelled howitzer is a modern Polish 155 mm tracked artillery system designed for long-range, high-precision fire support on the battlefield.
• C. The Arts of War
  The Arts of War is a pair of monumental equestrian bronze sculptures by Leo Friedlander that symbolize martial valor and sacrifice, installed at the Washington, D.C. entrance to Arlington Memorial Bridge.
• D. Armor Branch
  The Armor Branch is the United States Army’s combat arms branch responsible for armored and cavalry forces, specializing in tank and mechanized warfare.
• E. Scud missiles
  Scud missiles are Soviet-designed short-range ballistic missiles that gained widespread notoriety for their use by Iraq to attack coalition and civilian targets during the Gulf War.
• F. None of above. chosen