3
 -0.821572   0.570094 0.00346309  -0.157283
  0.453993   0.657908  -0.600872  -0.095624
 -0.344832  -0.492088  -0.799338   0.743015
         0          0          0          1
  -0.357642    0.932641    0.047674    0.109986
   0.702526    0.302331   -0.644246 -0.00782835
  -0.615264   -0.196917   -0.763331    0.649209
          0           0           0           1
   0.317248    0.948336 -0.00358008   0.0784587
   0.639172    -0.21661   -0.737929   -0.215142
   -0.70058    0.231819   -0.674869    0.857203
          0           0           0           1
