3
  0.923947   0.166955  -0.344163   0.179437
-0.0893374  -0.780659  -0.618539  0.0194085
 -0.371942   0.602244  -0.706373   0.830758
         0          0          0          1
   0.984971  -0.0953438   -0.144019    0.129472
  -0.172612    -0.57277   -0.801336    -0.21917
-0.00608742    0.814152    -0.58062     1.01377
          0           0           0           1
   0.630331   -0.714557   -0.303465  -0.0857429
  -0.693314   -0.342267   -0.634169 -0.00993134
   0.349284    0.610133   -0.711153    0.928644
          0           0           0           1
