Boeing 377 Stratocruiser

Target entity: Boeing 377 Stratocruiser
Context triple: [Pan American World Airways, operatedAircraft, Boeing 377 Stratocruiser]

• A. Douglas DC-6
  The Douglas DC-6 is a four-engine, propeller-driven airliner and cargo aircraft introduced in the late 1940s, widely used by airlines and militaries around the world for medium- to long-haul flights.
• B. Lockheed L-188 Electra
  The Lockheed L-188 Electra is an American four‑engine turboprop airliner introduced in the late 1950s, known for its use in both passenger and cargo operations worldwide.
• C. Lockheed C‑69 Constellation
  The Lockheed C‑69 Constellation was a World War II-era four‑engined military transport aircraft that served as the precursor to the famous Lockheed Constellation airliner.
• D. Boeing 707
  The Boeing 707 is a pioneering American jet airliner introduced in the late 1950s that helped usher in the modern era of commercial jet travel.
• E. Douglas DC-8
  The Douglas DC-8 is a long-range, narrow-body jet airliner introduced in the late 1950s that became one of the early mainstays of commercial jet aviation.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Boeing 377 Stratocruiser
Target entity description: The Boeing 377 Stratocruiser was a large, luxurious post–World War II long-range airliner derived from the C-97 Stratofreighter, noted for its double-deck cabin and use on premier international routes.

• A. Douglas DC-6
  The Douglas DC-6 is a four-engine, propeller-driven airliner and cargo aircraft introduced in the late 1940s, widely used by airlines and militaries around the world for medium- to long-haul flights.
• B. Lockheed L-188 Electra
  The Lockheed L-188 Electra is an American four‑engine turboprop airliner introduced in the late 1950s, known for its use in both passenger and cargo operations worldwide.
• C. Lockheed C‑69 Constellation
  The Lockheed C‑69 Constellation was a World War II-era four‑engined military transport aircraft that served as the precursor to the famous Lockheed Constellation airliner.
• D. Boeing 707
  The Boeing 707 is a pioneering American jet airliner introduced in the late 1950s that helped usher in the modern era of commercial jet travel.
• E. Douglas DC-8
  The Douglas DC-8 is a long-range, narrow-body jet airliner introduced in the late 1950s that became one of the early mainstays of commercial jet aviation.
• F. None of above. chosen