# type topo
# cell     2.959600     3.001400     2.102400    90.000000   107.973000    90.000000
16
  1 v      0.859981    0.105049    0.371564   0                            15/12     12/10      2/13     16/13     11/10      6/10       6/9      9/13 
  2 v      1.775252    0.105049    0.628339   0                             1/13     16/13     11/10     15/12     12/10      5/10       5/9     10/13 
  3 v      2.339781    1.605749    0.371564   0                            13/12     10/13      4/22     14/22      9/22      8/13      8/12     11/13 
  4 v      0.295452    1.605749    0.628339   0                              3/4     14/13      9/13      13/3      10/4      7/13      7/12     12/13 
  5 v      1.450884    2.896351    1.628243   0                             2/16      2/17     11/14     16/16      6/13     12/13     15/16     13/13 
  6 v      0.535613    2.896351    1.371468   0                             1/16      1/17      5/13     12/13     15/16     11/14     16/16     14/13 
  7 v     -0.028916    1.395651    1.628243   0                             4/13      4/14      9/14     14/13       8/4      10/4      13/4     15/13 
  8 v      2.015413    1.395651    1.371468   0                             3/13      3/14      7/22     10/13     13/13      9/23     14/22     16/13 
  9 o      0.097663    0.854198    0.131387   1                             1/13       3/4      4/13      7/12       8/3      10/4 
 10 o      2.537569    0.854198    0.868516   1                             2/13      3/13      4/22      7/22      8/13      9/22 
 11 o      1.577463    2.354898    0.131387   1                             1/16      2/16      3/13      5/12      6/12     12/13 
 12 o      1.057769    2.354898    0.868516   1                             1/16      2/16      4/13      5/13      6/13     11/13 
 13 o      2.213202    2.147202    1.868420   1                             3/14      4/23      5/13      7/22      8/13     14/22 
 14 o     -0.226704    2.147202    1.131291   1                              3/4      4/13      6/13      7/13       8/4      13/4 
 15 o      0.733402    0.646502    1.868420   1                             1/14      2/14      5/10      6/10      7/13     16/13 
 16 o      1.253096    0.646502    1.131291   1                             1/13      2/13      5/10      6/10      8/13     15/13