3
  0.945176  -0.326461 0.00806841    0.16791
  0.203372   0.607778   0.767624   0.159267
 -0.255503  -0.723899   0.640851    0.92184
         0          0          0          1
  0.903968   0.423623 -0.0581849   0.118761
 -0.203194   0.545295   0.813244 -0.0495035
  0.376237  -0.723324   0.579007    1.11424
         0          0          0          1
  0.688864   0.724601 -0.0204875   -0.13258
 -0.427505   0.428921    0.79578  0.0942542
  0.585411  -0.539426   0.605239   0.991019
         0          0          0          1
