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: Lippisch DM series of tailless aircraft | Statement: [Alexander Lippisch, notableWork, Lippisch DM series of tailless aircraft]

Target entity: Lippisch DM series of tailless aircraft
Context triple: [Alexander Lippisch, notableWork, Lippisch DM series of tailless aircraft]

• A. Messerschmitt P.1101 concept
  The Messerschmitt P.1101 concept was a late-World War II German jet fighter design featuring variable-sweep wings that influenced postwar experimental aircraft development.
• B. Messerschmitt Me 209 V1 record aircraft
  The Messerschmitt Me 209 V1 record aircraft was a specially built German single-seat racing plane that set a world airspeed record in 1939, distinct from later fighter projects bearing a similar designation.
• C. Heinkel He 277
  The Heinkel He 277 was a proposed German long-range heavy bomber design of World War II, intended as part of the Luftwaffe’s strategic bombing efforts but never produced in significant numbers.
• D. Heinkel He 176
  The Heinkel He 176 was an experimental German rocket-powered aircraft that achieved the first manned flight solely under liquid-fueled rocket power in 1939.
• E. Rockwell-MBB X-31
  The Rockwell-MBB X-31 was an experimental jet fighter demonstrator designed to test advanced thrust vectoring and high-angle-of-attack maneuverability technologies.
• 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: Lippisch DM series of tailless aircraft
Triple: [Alexander Lippisch, notableWork, Lippisch DM series of tailless aircraft]

The Lippisch DM series of tailless aircraft were early experimental German designs that pioneered delta-wing and tailless aerodynamics, significantly influencing later high-speed and jet aircraft development.

Target entity: Lippisch DM series of tailless aircraft
Target entity description: The Lippisch DM series of tailless aircraft were early experimental German designs that pioneered delta-wing and tailless aerodynamics, significantly influencing later high-speed and jet aircraft development.

• A. Messerschmitt P.1101 concept
  The Messerschmitt P.1101 concept was a late-World War II German jet fighter design featuring variable-sweep wings that influenced postwar experimental aircraft development.
• B. Messerschmitt Me 209 V1 record aircraft
  The Messerschmitt Me 209 V1 record aircraft was a specially built German single-seat racing plane that set a world airspeed record in 1939, distinct from later fighter projects bearing a similar designation.
• C. Heinkel He 277
  The Heinkel He 277 was a proposed German long-range heavy bomber design of World War II, intended as part of the Luftwaffe’s strategic bombing efforts but never produced in significant numbers.
• D. Heinkel He 176
  The Heinkel He 176 was an experimental German rocket-powered aircraft that achieved the first manned flight solely under liquid-fueled rocket power in 1939.
• E. Rockwell-MBB X-31
  The Rockwell-MBB X-31 was an experimental jet fighter demonstrator designed to test advanced thrust vectoring and high-angle-of-attack maneuverability technologies.
• F. None of above. chosen