To see the pretty pattern you have to install the
Java Plug-in
!
Permutation
(f,++b) (r,++l)
Order
2
4 Dots
Maneuver
(R2 L2 · MD)2
(6l,8f*,12q*)
Maneuver
MR2 MD MR2 MD-
(4l*,8f*,12q*)
Note
180-degree-twist of the four middle-cubies around the face axis u-d. There are 3 R-positions possible (one per axis).