Generate a more complex version of this sentence Amadeus was formed in 1987 by an alliance between Air France, Lufthansa, Iberia Airlines and Scandinavian Airlines System. Amadeus didegaké ing taun 1987 déning aliansi antarané Air France, Lufthansa, Iberia Airlines lan Scandinavian Airlines System.
Mesthi, versi sing luwih rumit saka ukara kasebut yaiku "Amadeus dibentuk ing taun 1987 dening aliansi antarane Air France, Lufthansa, Iberia Airlines, lan Scandinavian Airlines System. Lan saiki nyekel posisi pimpinan ing babagan jumlah pesenan ing saindenging jagad. "