x2 D U2 F' L' B // cross 5
R' U2 R B' U' B // 1st pair 6
U2 R' U R F R' F' R // 2nd pair 8
y' R U2 R' L U' L' // 3rd pair 6
R U' R' F' U' F // final pair 6
f R U R' U' f' U' R U2 R' U' R U R' U' // OLL, but wait for it 15
F' R U R' U' R' F R2 U' R' U2 // cancelled into PLL 11
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