Gc     R2 U' R U' R U R' U R2 D' U R U' R' D U'

Alternate Algorithms

• y2 R2 F2 R U2 R U2 R' F R U R' U' R' F R2 U

Setup

R U R' U' D R2 U' R U' R' U R' U R2 D'

Recognition