Gd     R U R' y' R2 u' R U' R' U R' u R2

Alternate Algorithms

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

Setup

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

Recognition