A step by Step Solution of Rubik's "Magic Cube"
6.b. In four cases out of six, there will be just one U edge correctly in place and the other three want to be cycled. Turn the cube so the correct piece is at UL.
6.b.i. If the three U edges want to be cycled clockwise, as shown. (hide)
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Apply R2D'·U2R'LF2RL'·DR2.