3
  -0.65628  -0.754515 0.00213883  -0.166391
  0.593983  -0.514897   0.618114  0.0111077
 -0.465275   0.406926   0.786085   0.995898
         0          0          0          1
-0.150097 -0.988432 0.0217636  0.131634
 0.763387 -0.101878  0.637856 0.0468288
 -0.62826  0.112354  0.769848  0.952809
        0         0         0         1
   0.468915   -0.883208 -0.00785151   0.0246375
   0.671709    0.350825    0.652479   -0.158052
  -0.573521   -0.311231    0.757766     1.14168
          0           0           0           1
