su(6)
                     /  |  \
                    /   |   \
                   /    |    \ 
                  /     |     \
                 /      |      \
               su(5)   so(6)    \
                 \     /        su(3)
                  \   /         /
                  so(5)        /
                    \         /
                     \       /
                      \     /
                       so(3)

Informations required by Austrian law (Offenlegung gem. §25 MedienG): Dr. Michael Ramek, Graz.