<prompt> Pedzisa mutsara unotevera: Zvisinei, musi wa21 October 1937, Petlyakov akasungwa pamwe chete naTupolev nedare rose reTsAGI pamhosva dzisina kururama dzokuparadza zvinhu, utsori uye kubatsira bato reRussia reFascist. Vakawanda vavaishanda navo vakaurayiwa. Muna 1939 akatamisirwa kubva kujeri kuenda kuNKVD sharashka yevagadziri vendege padyo neMoscow, uko vazhinji vaimbove vanhu veTsAGI vakanga vatotumirwa kunoshanda. Petlyakov akapiwa basa rokugadzira ndege yokurwisa yakakura, iyo akabudirira kuita. Zvisinei, ruzivo rwokushanda mu  <response>: Soviet-Finnish Hondo 1939-1940 akaratidza kuti ichi chaisava chii Soviet Air Force aida, uye Lavrentiy Beria, mukuru NKVD uye sharashka hurongwa, akarayira kuti murwi kuti redesigned somunhu vanobhururuka bhomba, pamwe vimbiso yokuti Petlyakov uye nevamwe vake vaizova asunungurwa pamusoro kwayo kubudirira kupera. 