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: František foi feito um instrutor, voando as aeronaves obsoletas Potez 25, Potez 25, PWS-26, RWD 8, RWD-14 Czapla e Lublin R-XIII.
reference_flipped: František foi feita uma instrutora, voando as aeronaves obsoletas Potez 25, Potez 25, PWS-26, RWD 8, RWD-14 Czapla e Lublin R-XIII.