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: Operation Magistral | Statement: [Soviet–Afghan War, militaryOperation, Operation Magistral]

Target entity: Operation Magistral
Context triple: [Soviet–Afghan War, militaryOperation, Operation Magistral]

• A. Operation Crossbow
  Operation Crossbow was a World War II Allied campaign of intelligence, bombing, and reconnaissance aimed at locating and destroying German V-weapon (V-1 and V-2) research, production, and launch sites.
• B. Operation Granby
  Operation Granby was the codename for the United Kingdom’s military campaign during the 1990–1991 Gulf War against Iraq.
• C. Operation Whirlwind
  Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
• D. Operation Anadyr
  Operation Anadyr was the secret Soviet military plan in 1962 to deploy nuclear missiles and other forces to Cuba, triggering the Cuban Missile Crisis.
• E. Operation Longcloth
  Operation Longcloth was a 1943 long-range penetration raid by British Chindit forces behind Japanese lines in Burma during World War II.
• 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: Operation Magistral
Triple: [Soviet–Afghan War, militaryOperation, Operation Magistral]

Operation Magistral was a major late-1987 Soviet offensive in the Soviet–Afghan War aimed at breaking the mujahideen siege of Khost by reopening key supply routes.

Target entity: Operation Magistral
Target entity description: Operation Magistral was a major late-1987 Soviet offensive in the Soviet–Afghan War aimed at breaking the mujahideen siege of Khost by reopening key supply routes.

• A. Operation Crossbow
  Operation Crossbow was a World War II Allied campaign of intelligence, bombing, and reconnaissance aimed at locating and destroying German V-weapon (V-1 and V-2) research, production, and launch sites.
• B. Operation Granby
  Operation Granby was the codename for the United Kingdom’s military campaign during the 1990–1991 Gulf War against Iraq.
• C. Operation Whirlwind
  Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
• D. Operation Anadyr
  Operation Anadyr was the secret Soviet military plan in 1962 to deploy nuclear missiles and other forces to Cuba, triggering the Cuban Missile Crisis.
• E. Operation Longcloth
  Operation Longcloth was a 1943 long-range penetration raid by British Chindit forces behind Japanese lines in Burma during World War II.
• F. None of above. chosen