# type topo
# cell     1.633000     1.633000     1.154700    90.000000    90.000000    90.000000
3
  1 s      0.816500    0.000000    0.577350   0                             3/13      3/23      3/22      3/14 
  2 s      0.000000    0.816500    0.577350   0                             3/13      3/17      3/16      3/14 
  3 v      0.000000    0.000000    0.000000   1                             1/13       1/3       1/4      1/12      2/13       2/9      2/10      2/12