Question: Which plane that was flown at the  71st Fighter Training Squadron is a is a fifth-generation, single-seat, twin-engine, all-weather stealth tactical fighter aircraft ?

Context paragraphs:
442d Tactical Fighter Training Squadron: The 442d Tactical Fighter Training Squadron is an inactive United States Air Force unit.  It was last assigned to the 474th Tactical Fighter Wing and stationed at Nellis Air Force Base, Nevada.

481st Tactical Fighter Squadron: The 481st Tactical Fighter Training Squadron is an inactive United States Air Force fighter squadron.  Its last assignment was with the 27th Tactical Fighter Wing, being stationed at Cannon AFB, New Mexico.  It was inactivated on 8 July 1980.

418th Tactical Fighter Training Squadron: The 418th Tactical Fighter Training Squadron is an inactive United States Air Force unit.  Its last assignment was with the 58th Tactical Fighter Training Wing, being inactivated at Luke Air Force Base, Arizona on 1 October 1976.

426th Tactical Fighter Training Squadron: The 426th Tactical Fighter Training Squadron is an inactive United States Air Force fighter squadron.  Its last assignment was with the 405th Tactical Training Wing, being inactivated at Luke Air Force Base, Arizona, on 19 November 1990.

71st Fighter Training Squadron: The 71st Fighter Training Squadron is a squadron of the United States Air Force, and part of the 1st Operations Group of the 1st Fighter Wing.  The 71st is stationed at Langley Air Force Base, Virginia.  The squadron is equipped with the Northrop T-38B Talon, it was also the last squadron of the 1st Fighter Wing to fly the McDonnell Douglas F-15 Eagle, with the 27th and 94th now flying the Lockheed Martin F-22 Raptor.  The squadron is known as "The Ironmen".

419 Tactical Fighter Training Squadron: 419 Tactical Fighter Training Squadron (French: "419 Escadron d'entraînement à l'appui tactique" ) is a unit of the Royal Canadian Air Force.  The squadron was originally formed during the Second World War and is currently based at CFB Cold Lake.  It is responsible for advanced tactical fighter training for pilots of the RCAF and as part of the NATO Flying Training in Canada (NFTC) program using nine CT-155 Hawk trainers.

Lockheed Martin F-22 Raptor: The Lockheed Martin F-22 Raptor is a fifth-generation, single-seat, twin-engine, all-weather stealth tactical fighter aircraft developed for the United States Air Force (USAF).  The result of the USAF's Advanced Tactical Fighter program, the aircraft was designed primarily as an air superiority fighter, but also has ground attack, electronic warfare, and signal intelligence capabilities.  The prime contractor, Lockheed Martin, built most of the F-22's airframe and weapons systems and conducted final assembly, while Boeing provided the wings, aft fuselage, avionics integration, and training systems.

419th Tactical Fighter Training Squadron: The 419th Tactical Fighter Training Squadron is an inactive United States Air Force unit.  It was last assigned to the 23d Tactical Fighter Wing and stationed at McConnell Air Force Base, Kansas.

Sukhoi Su-57: The Sukhoi Su-57 (Russian: Сухой Су-57 ) is the designation intended for a stealth, single-seat, twin-engine jet multirole fighter aircraft designed for air superiority and attack operations.  The aircraft is the product of the PAK FA (Russian: ПАК ФА , Russian: Перспективный авиационный комплекс фронтовой авиации , "Perspektivny Aviatsionny Kompleks Frontovoy Aviatsii", literally "Prospective Airborne Complex of Frontline Aviation"), a fifth-generation fighter programme of the Russian Air Force.  Sukhoi's internal name for the aircraft is T-50.  The Su-57 will be the first aircraft in Russian military service to use stealth technology.  The fighter is planned to have supercruise, stealth, supermaneuverability and advanced avionics to overcome the prior generation fighter aircraft as well as ground and maritime defences.

No. 401 Squadron RCAF: No. 401 Tactical Fighter Squadron , a.k.a. "City of Westmount" Squadron (originally No. 1 Squadron), is a Royal Canadian Air Force squadron based at CFB Cold Lake.  During World War II it was a fighter squadron and is notable for having fought in the Battle of Britain.  Postwar, the squadron operated in Canada as an auxiliary squadron, reserve squadron and a helicopter and training squadron.  In 2015 it was reactivated as a Tactical Fighter Squadron.

Supporting paragraphs: 71st Fighter Training Squadron Lockheed Martin F-22 Raptor
Answer: The Lockheed Martin F-22 Raptor