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 L-300 (civilian design study) | Statement: [C-141 Starlifter, developedFrom, Lockheed L-300 (civilian design study)]

Target entity: Lockheed L-300 (civilian design study)
Context triple: [C-141 Starlifter, developedFrom, Lockheed L-300 (civilian design study)]

• A. Lockheed Model 82 design studies
  The Lockheed Model 82 design studies were early conceptual and engineering design efforts that laid the groundwork for what became the Lockheed C-130 Hercules military transport aircraft.
• B. Lockheed Model 26
  The Lockheed Model 26 is the internal company designation for the Lockheed P2V Neptune, a long-range maritime patrol and anti-submarine warfare aircraft developed in the mid-20th century.
• C. Lockheed L-1649 Starliner
  The Lockheed L-1649 Starliner is a late-1950s long-range, piston-engined airliner and the final, most advanced variant of Lockheed’s Constellation series, designed for transatlantic and intercontinental routes.
• D. Lockheed Constellation (testbed)
  The Lockheed Constellation (testbed) was a modified version of the classic Constellation airliner used as a flying testbed for the Rolls-Royce Olympus jet engine.
• E. Lockheed Martin X-27 (concept)
  The Lockheed Martin X-27 was a conceptual U.S. experimental aircraft design study, reportedly exploring high-performance fighter or interceptor capabilities that never progressed to a flying prototype.
• 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 L-300 (civilian design study)
Triple: [C-141 Starlifter, developedFrom, Lockheed L-300 (civilian design study)]

The Lockheed L-300 was a proposed civilian jet transport design that served as the conceptual basis for the military C-141 Starlifter airlifter.

Target entity: Lockheed L-300 (civilian design study)
Target entity description: The Lockheed L-300 was a proposed civilian jet transport design that served as the conceptual basis for the military C-141 Starlifter airlifter.

• A. Lockheed Model 82 design studies
  The Lockheed Model 82 design studies were early conceptual and engineering design efforts that laid the groundwork for what became the Lockheed C-130 Hercules military transport aircraft.
• B. Lockheed Model 26
  The Lockheed Model 26 is the internal company designation for the Lockheed P2V Neptune, a long-range maritime patrol and anti-submarine warfare aircraft developed in the mid-20th century.
• C. Lockheed L-1649 Starliner
  The Lockheed L-1649 Starliner is a late-1950s long-range, piston-engined airliner and the final, most advanced variant of Lockheed’s Constellation series, designed for transatlantic and intercontinental routes.
• D. Lockheed Constellation (testbed)
  The Lockheed Constellation (testbed) was a modified version of the classic Constellation airliner used as a flying testbed for the Rolls-Royce Olympus jet engine.
• E. Lockheed Martin X-27 (concept)
  The Lockheed Martin X-27 was a conceptual U.S. experimental aircraft design study, reportedly exploring high-performance fighter or interceptor capabilities that never progressed to a flying prototype.
• F. None of above. chosen