14
Equivalent Labels
0 0 0 1 1 1 0 0 0 0 2 2 2 2 0 0 0 0 3
0 0 0 1 1 1 1 0 0 0 2 2 2 2 0 0 0 3 3
0 0 0 1 1 1 1 1 0 0 2 2 2 2 0 0 3 3 3
0 0 0 1 1 1 1 1 1 0 2 2 2 2 0 0 3 3 3
0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 3 3 3
0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 3 3 3
0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1
The Labeling Process
1 º 2
1 º 3