Yongqiang Peng's Practice Book
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Practice #137
Started at October 23, 2026 3:19 PM GMT+8.
R' U' F R D2 U2 R2 B2 F2 R' U2 R' B2 L' B2 R2 B' L' R2 D R2 B2 R' F' R' U' F
Solutions
Spoiler for Solutions. Click to see.
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