3x3 · ZBLL
3x3 ZBLL H 25 algorithm
3x3 ZBLL H 25 algorithm: 14 turns, opening with F U' R2. Case recognition, the complete sequence, and practical execution notes.
Solve the entire last layer in one sequence when its edges are already oriented.
ZBLL H 25 belongs to the H3 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: F F F; R: U L U; B: B R B; L: U B U. The letters identify colors by their reference faces.
Execute the algorithm
F U' R2 U R U2 R' U R2 U2 R' U' R F'
The opening is F U' R2; the final segment is U' R F'. This version contains 14 face, wide, or slice turns and no whole-puzzle rotations.