3x3 · ZBLL
3x3 ZBLL Pi 52 algorithm
3x3 ZBLL Pi 52 algorithm: 17 turns, opening with y R U. Case recognition, the complete sequence, and practical execution notes.
Solve the entire last layer in one sequence when its edges are already oriented.
ZBLL Pi 52 belongs to the Pi 5 group in ZBLL.
Recognize this starting position
In the inverse-derived training position, the upper-face color points upward at these corner positions: none. Upper edges with that color facing up: UF, UL, UB, UR. Reading each side’s top row left to right when facing that side gives F: R L U; R: F B F; B: U F L; L: U R U. The letters identify colors by their reference faces.
Execute the algorithm
y R U R' U' R U R2 D' R U' R' D R U' R U2 R'
The opening is y R U; the final segment is R U2 R'. This version contains 17 face, wide, or slice turns and 1 whole-puzzle rotation.