context: František and his group retrained on Polish aircraft at Dęblin airbase in Małopolska.
source: František was made an instructor, flying obsolescent Potez 25, Breguet 19, PWS-26, RWD 8, RWD-14 Czapla and Lublin R-XIII aircraft.
reference_original: Франтишек был назначен инструктором и летал на устаревших самолетах Potez 25, Breguet 19, PWS-26, RWD 8, RWD-14 Czapla и Lublin R-XIII.
reference_flipped: Франтишек была назначена инструктором и летала на устаревших самолетах Potez 25, Breguet 19, PWS-26, RWD 8, RWD-14 Czapla и Lublin R-XIII.