sentences:  The language was constructed by formalization, ergonomization and nonclassical structurization of flowcharts described in the ISO 5807-85 standard and Russian standard «Гост 19.701-90» and for the development of real time programs.The goal was to replace the specialized languages PROL2 (ПРОЛ2) (used for developing onboard complex software for embedded computer system Biser-4 (Бисер-4) on board Buran), DIPOL (ДИПОЛЬ) (used for developing software for the ground maintenance computer system of Buran) and LAKS (ЛАКС) (used for modelling) used in the Buran project with one universal programming language.The work was finished in 1996 (3 years after the Buran project was officially closed), when an automated CASE programming system called "Grafit-Floks" was developed.