IF
  Global("riatgatesee","GLOBAL",0)
  See([PC])
  Range([PC],15)
THEN
  RESPONSE #100
    StartDialogNoSet([PC])
    SetGlobal("riatgatesee","GLOBAL",1)
END

IF
  Global("riatgatesee","GLOBAL",1)
THEN
  RESPONSE #100
    EscapeArea()
END

