0 1 1
  1 3 1
  1 2.2 1.1
    2 3.14 1.73
    2 7.8 0.5
  1 1 1
-1 0 0
 
0 1 1
  1 3 1
  1 2 1.1
    2 3.14 1.73
    2 8.7 0.3
  1 1 1
-1 0 0