3
  0.279064  -0.926214  -0.253477 -0.0815316
   0.76212  0.0530346    0.64526   0.136985
 -0.584206  -0.373248   0.720687   0.804295
         0          0          0          1
    0.72145   -0.673646   -0.160347    0.142257
   0.552089    0.419792    0.720398 -0.00324798
   -0.41798   -0.608257    0.674771    0.950154
          0           0           0           1
  0.968266  -0.235973 -0.0823295  -0.145124
  0.216717    0.62868   0.746857 -0.0756246
 -0.124479  -0.740998   0.659868   0.970717
         0          0          0          1
