c This file contains 3 elements.
c These are all non-isomorphic vertices of SEP for n=7.
1/1 1/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 1/1 0/1 0/1 0/1 0/1 1/1 1/1 1/1 0/1 0/1 1/1 0/1
1/2 0/1 0/1 0/1 1/1 1/2 0/1 0/1 1/1 0/1 1/2 1/1 1/2 0/1 1/2 0/1 1/2 1/2 1/2 0/1 0/1
0/1 0/1 0/1 0/1 1/1 1/1 1/2 1/1 0/1 1/2 0/1 0/1 1/1 1/2 0/1 1/2 0/1 1/2 0/1 1/2 0/1