room           person
-------------------------------------
single         Rolf

single         Michael Wolfinger

double         Kristin + Anke

double         Alessandro + friend

double         Mathias + friend

24-bed hall    Wolfgang
               Steffen
               Andreas
               Stefan Seemann
               Stefan Jankowsky
               Rileen
               Sebastian Will
               Michael Hiller
               Rainer
               Martin
			   
			   = 10 persons