3
 0.972427 -0.230979 0.0321496 0.0626786
 0.175482  0.815537  0.551457  0.120118
-0.153595 -0.530611  0.833583  0.948382
        0         0         0         1
   0.950875    0.309518 -0.00594003  -0.0240702
  -0.249964    0.778955    0.575107   -0.111271
   0.182633   -0.545369    0.818057     1.10644
          0           0           0           1
  0.61562  0.787359 0.0328291 -0.230397
-0.665762  0.497354  0.556238 0.0663295
 0.421631 -0.364288  0.830375  0.986328
        0         0         0         1
