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: SS-20 Saber IRBM | Statement: [Soviet Strategic Rocket Forces, usedWeaponSystem, SS-20 Saber IRBM]

Target entity: SS-20 Saber IRBM
Context triple: [Soviet Strategic Rocket Forces, usedWeaponSystem, SS-20 Saber IRBM]

• A. SS-19 Stiletto ICBM
  The SS-19 Stiletto is a Soviet-era, silo-based intercontinental ballistic missile designed to deliver multiple nuclear warheads over long ranges as part of the Cold War strategic arsenal.
• B. SS-18 Satan ICBM
  The SS-18 "Satan" is a Cold War–era Soviet intercontinental ballistic missile known for its extremely large payload capacity and role as a key component of the USSR’s strategic nuclear deterrent.
• C. R-12 Dvina missile
  The R-12 Dvina missile was a Soviet medium-range ballistic missile central to Cold War nuclear strategy and notably deployed during the Cuban Missile Crisis.
• D. Polaris missile system
  The Polaris missile system was an early U.S. submarine-launched ballistic missile (SLBM) program that provided a key component of the nation's nuclear deterrent during the Cold War.
• 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: SS-20 Saber IRBM
Triple: [Soviet Strategic Rocket Forces, usedWeaponSystem, SS-20 Saber IRBM]

The SS-20 Saber was a Soviet intermediate-range ballistic missile deployed during the Cold War, notable for its mobility, multiple nuclear warheads, and central role in triggering the NATO missile deployments and the INF Treaty negotiations.

Target entity: SS-20 Saber IRBM
Target entity description: The SS-20 Saber was a Soviet intermediate-range ballistic missile deployed during the Cold War, notable for its mobility, multiple nuclear warheads, and central role in triggering the NATO missile deployments and the INF Treaty negotiations.

• A. SS-19 Stiletto ICBM
  The SS-19 Stiletto is a Soviet-era, silo-based intercontinental ballistic missile designed to deliver multiple nuclear warheads over long ranges as part of the Cold War strategic arsenal.
• B. SS-18 Satan ICBM
  The SS-18 "Satan" is a Cold War–era Soviet intercontinental ballistic missile known for its extremely large payload capacity and role as a key component of the USSR’s strategic nuclear deterrent.
• C. R-12 Dvina missile
  The R-12 Dvina missile was a Soviet medium-range ballistic missile central to Cold War nuclear strategy and notably deployed during the Cuban Missile Crisis.
• D. Polaris missile system
  The Polaris missile system was an early U.S. submarine-launched ballistic missile (SLBM) program that provided a key component of the nation's nuclear deterrent during the Cold War.
• 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