how to do this notation?

[juone95]

:confused::confusedur2), (ur), those notations were found on nakajima's website.

 

[DavidWoner]

first: this should have been posted in beginner's central.

second: on japanese pages (ur2) = y x2 and (ur) = y x
in general:
(u)=y
(r)=x
(f)=z
its the parantheses that denote the difference between a rotation and a slice move.