public static void Main() { var grafIgnatievo = new Hangar<Airplane>(); var equipment1 = grafIgnatievo.GetAircraft(); equipment1.PilotName = "Bubi Hartmann"; Console.WriteLine( "Airplane 1 ordered on {0:MM/dd/yyyy hh:mm:ss.fff tt} used by {1}", equipment1.RequestedAt, equipment1.PilotName); Thread.Sleep(2000); var equipment2 = grafIgnatievo.GetAircraft(); equipment1.PilotName = "Chuck DeBellevue"; Console.WriteLine( "Airplane 2 ordered on {0:MM/dd/yyyy hh:mm:ss.fff tt} used by {1}", equipment2.RequestedAt, equipment1.PilotName); Thread.Sleep(2000); grafIgnatievo.ReleaseEquipment(equipment1); equipment1.PilotName = "Ilmari Juutilainen"; Console.WriteLine( "Airplane 3 ordered on {0:MM/dd/yyyy hh:mm:ss.fff tt} used by {1}", equipment1.RequestedAt, equipment1.PilotName); Thread.Sleep(2000); }