Transform { 
      eventIn      MFNode      addChildren
      eventIn      MFNode      removeChildren
      exposedField SFVec3f     center           0 0 0    # (-,)
      exposedField MFNode      children         []
      exposedField SFRotation  rotation         0 0 1 0  # [-1,1],(-,)
      exposedField SFVec3f     scale            1 1 1    # (0,)
      exposedField SFRotation  scaleOrientation 0 0 1 0  # [-1,1],(-,)
      exposedField SFVec3f     translation      0 0 0    # (-,)
      field        SFVec3f     bboxCenter       0 0 0    # (-,)
      field        SFVec3f     bboxSize         -1 -1 -1 # (0,) or -1,-1,-1
    }