% HSE example 3; March 2021
*Vertices 12
1 "a" 
2 "b" 
3 "c" 
4 "d" 
5 "e" 
6 "f" 
7 "g" 
8 "h" 
9 "i" 
10 "j" 
11 "k" 
12 "l" 
*Matrix
0 1 0 1 0 1 0 0 0 0 0 0
1 0 0 0 1 1 0 0 0 0 0 0
0 1 1 1 0 0 2 0 0 0 0 0
0 0 1 0 0 0 0 0 0 0 0 0
0 1 1 0 0 1 1 1 0 0 0 0
0 0 0 0 0 0 0 1 0 0 1 0
0 0 0 0 1 0 0 0 0 0 0 0
0 0 0 1 0 1 0 0 0 0 0 1
0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 1 0 1 1 0 0 0 0