6 3 12
0.000000 0.000000 0.000000 !G 1
0.000000 0.500000 0.000000 !X 2
0.500000 0.500000 0.000000 !M 3
0.000000 0.000000 X !Z 4
0.500000 0.500000 X !A 5
0.000000 0.500000 X !R 6
1 4 5 6 ! G Z A R
1 5 6 3 ! G A R M
1 6 2 3 ! G R X M