sentences:  Engineer Officers and Air-Defence Controller Officers can only climb to the rank of Air Marshal (equivalent to "Lt. General" or "Vice Admiral").The military training program of students is under the supervision of the "Icarus Squadron" ("Σμηναρχία Ικάρων").It begins with the constant informing of students on military matters because they have complete lack of military experience in their first year and it concludes when the students become military officers.