3
 -0.835954  -0.425881  -0.346132   -0.22546
  0.218619  -0.836925   0.501759 -0.0319956
 -0.503376   0.343776   0.792737   0.871047
         0          0          0          1
 -0.411842   -0.67596  -0.611118 -0.0132482
  0.629715  -0.695857   0.345316   0.120126
  -0.65867  -0.242614   0.712245   0.799865
         0          0          0          1
 0.0531901  -0.870691  -0.488947  0.0222141
  0.740128  -0.294326   0.604635 -0.0698148
  -0.67036  -0.394044   0.628767    1.00044
         0          0          0          1
