Teledyne Continental O-240 (front engine)

Target entity: Teledyne Continental O-240 (front engine)
Context triple: [Voyager non-stop around-the-world flight aircraft, powerplant, Teledyne Continental O-240 (front engine)]

• A. Allison T56 turboprop
  The Allison T56 is a widely used American turboprop aircraft engine known for powering military and maritime patrol aircraft such as the Lockheed C-130 Hercules and P-3 Orion.
• B. Douglas O‑2
  The Douglas O‑2 was a 1920s American two-seat observation biplane used by the U.S. Army Air Corps for reconnaissance and training.
• C. O-47 observation aircraft
  The O-47 observation aircraft was a pre–World War II American military reconnaissance plane used by the U.S. Army Air Corps for aerial observation and liaison duties.
• D. Cessna O-2 Skymaster
  The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
• E. Convair 540
  The Convair 540 is a turboprop-powered conversion of the Convair 440 airliner, developed to modernize the type with improved performance and efficiency.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Teledyne Continental O-240 (front engine)
Target entity description: The Teledyne Continental O-240 (front engine) is a small, air-cooled, horizontally opposed piston aircraft engine used as the forward powerplant on the record-setting Rutan Voyager, the first airplane to fly non-stop around the world without refueling.

• A. Allison T56 turboprop
  The Allison T56 is a widely used American turboprop aircraft engine known for powering military and maritime patrol aircraft such as the Lockheed C-130 Hercules and P-3 Orion.
• B. Douglas O‑2
  The Douglas O‑2 was a 1920s American two-seat observation biplane used by the U.S. Army Air Corps for reconnaissance and training.
• C. O-47 observation aircraft
  The O-47 observation aircraft was a pre–World War II American military reconnaissance plane used by the U.S. Army Air Corps for aerial observation and liaison duties.
• D. Cessna O-2 Skymaster
  The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
• E. Convair 540
  The Convair 540 is a turboprop-powered conversion of the Convair 440 airliner, developed to modernize the type with improved performance and efficiency.
• F. None of above. chosen