2 5 5 0
  1 2 -0.620428 -1.66558
  2 2 0.561564 0.125332
  1 4 -0.384265 1.18916
  1 5 -0.165418 0.327292
  2 5 0.285977 0.174639
  1
  2
  3
  4
  5
  0. 0.
  0.