numV=25
-2 -2 0
-2 -1 0
-2  0 0
-2  1 0
-2  2 0
-1 -2 0
-1 -1 0
-1  0 0
-1  1 0
-1  2 0
 0 -2 0
 0 -1 0
 0  0 1
 0  1 0
 0  2 0
 1 -2 0
 1 -1 0
 1  0 0
 1  1 0
 1  2 0
 2 -2 0
 2 -1 0
 2  0 0
 2  1 0
 2  2 0

numE=56

numF=32
 0  1  5 -1
 1  6  5 -1
 1  2  6 -1 
 2  7  6 -1 
 2  3  7 -1
 3  8  7 -1
 3  4  8 -1
 4  9  8 -1
 5  6 10 -1
 6 11 10 -1
 6  7 11 -1
 7 12 11 -1
 7  8 12 -1
 8 13 12 -1
 8  9 13 -1
 9 14 13 -1
10 11 15 -1
11 16 15 -1
11 12 16 -1
12 17 16 -1
13 18 12 -1
18 17 12 -1
13 14 18 -1
14 19 18 -1
15 16 20 -1
16 21 20 -1
16 17 21 -1
17 22 21 -1
17 18 22 -1
18 23 22 -1
18 19 23 -1
19 24 23 -1