3
 0.753773  0.648204  0.107972 0.0441095
 0.570281 -0.563617 -0.597592  0.071181
-0.326506  0.512023 -0.794498  0.858303
        0         0         0         1
  0.976726  -0.145739   0.157376   0.121011
0.00171397  -0.728385  -0.685166  -0.170643
  0.214486   0.669489  -0.711182     1.0117
         0          0          0          1
 0.916417  -0.39864 0.0355864 -0.167028
-0.301447 -0.745995 -0.593819 -0.107584
 0.263267  0.533459 -0.803811  0.939434
        0         0         0         1
