Martin B-57 Canberra

Target entity: Martin B-57 Canberra
Context triple: [General Electric J47, usedInAircraft, Martin B-57 Canberra]

• A. Bristol Freighter
  The Bristol Freighter was a British twin-engine, propeller-driven transport aircraft notable for its boxy fuselage, clamshell nose doors, and use in both military and civilian cargo and car-ferry operations after World War II.
• B. Fairchild C-82 Packet
  The Fairchild C-82 Packet was an American twin-boom, twin-engine military transport aircraft developed during World War II for cargo and paratroop operations.
• C. Bristol Hercules
  The Bristol Hercules was a British air-cooled, sleeve-valve radial aircraft engine widely used in World War II bombers and transport aircraft.
• D. Douglas A-26 Invader
  The Douglas A-26 Invader is a World War II–era American twin‑engine light bomber and ground-attack aircraft that later saw extensive service in the Korean and Vietnam Wars.
• E. RAF Tristar
  RAF Tristar was a fleet of converted Lockheed L-1011 TriStar aircraft used by the Royal Air Force primarily for air-to-air refuelling and transport duties.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Martin B-57 Canberra
Target entity description: The Martin B-57 Canberra is an American-built, twin-jet tactical bomber and reconnaissance aircraft derived from the British English Electric Canberra and used extensively by the U.S. Air Force during the Cold War.

• A. Bristol Freighter
  The Bristol Freighter was a British twin-engine, propeller-driven transport aircraft notable for its boxy fuselage, clamshell nose doors, and use in both military and civilian cargo and car-ferry operations after World War II.
• B. Fairchild C-82 Packet
  The Fairchild C-82 Packet was an American twin-boom, twin-engine military transport aircraft developed during World War II for cargo and paratroop operations.
• C. Bristol Hercules
  The Bristol Hercules was a British air-cooled, sleeve-valve radial aircraft engine widely used in World War II bombers and transport aircraft.
• D. Douglas A-26 Invader
  The Douglas A-26 Invader is a World War II–era American twin‑engine light bomber and ground-attack aircraft that later saw extensive service in the Korean and Vietnam Wars.
• E. RAF Tristar
  RAF Tristar was a fleet of converted Lockheed L-1011 TriStar aircraft used by the Royal Air Force primarily for air-to-air refuelling and transport duties.
• F. None of above. chosen