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: Northrop YB-49 | Statement: [Allison J35, usedOnAircraft, Northrop YB-49]

Target entity: Northrop YB-49
Context triple: [Allison J35, usedOnAircraft, Northrop YB-49]

• A. Convair B-36 Peacemaker
  The Convair B-36 Peacemaker was a massive American intercontinental strategic bomber of the early Cold War era, notable for its unprecedented range and role as a key component of the United States' nuclear deterrent before the advent of jet-powered bombers.
• B. Hughes H-4 Hercules
  The Hughes H-4 Hercules, nicknamed the "Spruce Goose," is a massive experimental World War II-era flying boat and the largest wooden aircraft ever built.
• C. Fairchild C-82 Packet
  The Fairchild C-82 Packet was an American twin-boom, twin-engine military transport aircraft developed during World War II for cargo and paratroop operations.
• D. B-47 Stratojet
  The B-47 Stratojet was a pioneering American jet-powered strategic bomber of the early Cold War era, notable for its swept-wing design and role in nuclear deterrence.
• E. Republic-Ford JB-2 Loon
  The Republic-Ford JB-2 Loon was an American World War II-era air-launched cruise missile developed as a copy of the German V-1 flying bomb.
• 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: Northrop YB-49
Triple: [Allison J35, usedOnAircraft, Northrop YB-49]

The Northrop YB-49 was an experimental American jet-powered flying wing bomber developed in the late 1940s to test advanced aerodynamic concepts for the U.S. Air Force.

Target entity: Northrop YB-49
Target entity description: The Northrop YB-49 was an experimental American jet-powered flying wing bomber developed in the late 1940s to test advanced aerodynamic concepts for the U.S. Air Force.

• A. Convair B-36 Peacemaker
  The Convair B-36 Peacemaker was a massive American intercontinental strategic bomber of the early Cold War era, notable for its unprecedented range and role as a key component of the United States' nuclear deterrent before the advent of jet-powered bombers.
• B. Hughes H-4 Hercules
  The Hughes H-4 Hercules, nicknamed the "Spruce Goose," is a massive experimental World War II-era flying boat and the largest wooden aircraft ever built.
• C. Fairchild C-82 Packet
  The Fairchild C-82 Packet was an American twin-boom, twin-engine military transport aircraft developed during World War II for cargo and paratroop operations.
• D. B-47 Stratojet
  The B-47 Stratojet was a pioneering American jet-powered strategic bomber of the early Cold War era, notable for its swept-wing design and role in nuclear deterrence.
• E. Republic-Ford JB-2 Loon
  The Republic-Ford JB-2 Loon was an American World War II-era air-launched cruise missile developed as a copy of the German V-1 flying bomb.
• F. None of above. chosen