3
  0.935905  -0.345607   0.068102   0.189785
 -0.193814  -0.666669  -0.719714 -0.0847216
   0.29414   0.660385  -0.690922   0.812677
         0          0          0          1
 0.506203 -0.859755 0.0676745 -0.102723
-0.595387 -0.405161   -0.6938 -0.152255
 0.623917  0.310911 -0.716981  0.837627
        0         0         0         1
   0.419997   -0.905699   0.0575476 -0.00679579
  -0.622986   -0.333844   -0.707416   0.0578441
   0.659918    0.261261   -0.704451    0.641948
          0           0           0           1
