Question: The Sukhoi/HAL Fifth Generation Fighter Aircraft (FGFA) or Perspective Multi-role Fighter (PMF) is a fifth-generation fighter being developed by India and Russia, and is a derivative project of the Russian Sukhoi Su-57, the designation intended for a stealth, single-seat, twin-engine jet multirole fighter aircraft designed for air superiority and attack operations, being developed for which organization?
Sentence (from "Sukhoi Su-47"): The Sukhoi Su-47 "Berkut" (Russian: Сухой Су-47 Беркут—"Golden Eagle" ) (NATO reporting name Firkin), also designated S-32 and S-37 (not to be confused with the twin-engined delta canard design offered by Sukhoi in the early 1990s under the designation Su-37) during initial development, was an experimental supersonic jet fighter developed by Sukhoi Aviation Corporation.
Relevant evidence: No