1       17      28     -22     -22       1      31 "North1"
1        4      17     -26     -26       1      31 "North2"
1      -17     -17      22      26       1      31 "North3"
2       12      28       9       9       1      31 "South"
3      -29     -29       9      22       1      31 "East"
4        1      36       1      30       0       0 "Surface"