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: Lockheed A-12 | Statement: [SR-71 Blackbird, derivedFrom, Lockheed A-12]

Target entity: Lockheed A-12
Context triple: [SR-71 Blackbird, derivedFrom, Lockheed A-12]

• A. SR-71 Blackbird
  The SR-71 Blackbird is a long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed by Lockheed’s Skunk Works and renowned as one of the fastest air-breathing manned aircraft ever built.
• B. Lockheed U-2
  The Lockheed U-2 is a high-altitude American reconnaissance aircraft designed for intelligence gathering missions, particularly during the Cold War.
• C. Boeing RC-135W Rivet Joint
  The Boeing RC-135W Rivet Joint is a highly modified reconnaissance aircraft used primarily for signals intelligence gathering and electronic surveillance operations.
• D. Douglas X-3 Stiletto
  The Douglas X-3 Stiletto was a slender, jet-powered experimental research aircraft of the early 1950s designed to investigate sustained supersonic flight and advanced aerodynamic concepts for future high-speed aircraft.
• E. McDonnell F-101 Voodoo
  The McDonnell F-101 Voodoo is a supersonic jet fighter and reconnaissance aircraft developed for the United States Air Force during the Cold 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: Lockheed A-12
Triple: [SR-71 Blackbird, derivedFrom, Lockheed A-12]

The Lockheed A-12 was a high-altitude, Mach 3+ reconnaissance aircraft developed in the early 1960s for the CIA as part of the Oxcart program, serving as the secret predecessor to the SR-71 Blackbird.

Target entity: Lockheed A-12
Target entity description: The Lockheed A-12 was a high-altitude, Mach 3+ reconnaissance aircraft developed in the early 1960s for the CIA as part of the Oxcart program, serving as the secret predecessor to the SR-71 Blackbird.

• A. SR-71 Blackbird
  The SR-71 Blackbird is a long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed by Lockheed’s Skunk Works and renowned as one of the fastest air-breathing manned aircraft ever built.
• B. Lockheed U-2
  The Lockheed U-2 is a high-altitude American reconnaissance aircraft designed for intelligence gathering missions, particularly during the Cold War.
• C. Boeing RC-135W Rivet Joint
  The Boeing RC-135W Rivet Joint is a highly modified reconnaissance aircraft used primarily for signals intelligence gathering and electronic surveillance operations.
• D. Douglas X-3 Stiletto
  The Douglas X-3 Stiletto was a slender, jet-powered experimental research aircraft of the early 1950s designed to investigate sustained supersonic flight and advanced aerodynamic concepts for future high-speed aircraft.
• E. McDonnell F-101 Voodoo
  The McDonnell F-101 Voodoo is a supersonic jet fighter and reconnaissance aircraft developed for the United States Air Force during the Cold War.
• F. None of above. chosen