[ Bischofswerda ] -> [ You don't see me! ] { shape: invisible; }
-> [ Borna ] { shape: point; point-style: invisible; }
-> [ Bremen ]
[ You don't see me! ] -> [ Bischofswerda ]
[ Bischofswerda ] -> [ You don't see me! ] { shape: invisible; }
-> [ Borna ] { shape: point; point-style: invisible; }
-> [ Bremen ]
[ You don't see me! ] -> [ Bischofswerda ]