3
 -0.498362   0.850707    0.16713 -0.0779827
  0.629574   0.487646  -0.604845  0.0325109
 -0.596046  -0.196211  -0.778608   0.697456
         0          0          0          1
0.0183705  0.988648   0.14912  0.222368
 0.771831  0.080784 -0.630674 0.0581146
-0.635562  0.126681 -0.761586  0.711042
        0         0         0         1
 0.637198  0.759727  0.129594 0.0689358
   0.5943 -0.377298 -0.710249 -0.138107
  -0.4907  0.529587 -0.691919  0.877026
        0         0         0         1
