Last layer permutation
Ga Perm: Double adjacent swap (type a)
Headlights on front-left. Solve it with R2 U R' U R' U' R U' R2 D U' R' U R D' — 15 moves on a harder case.
The algorithm
R2 U R' U R' U' R U' R2 D U' R' U R D'Step through it
Watch the Ga Perm on a 3D cube
Move 1 of 150%
How to recognise it
- Headlights on front-left
- Solved block in back-right
- Complex double swap
Alternative algorithms
Different finger tricks suit different grips. These solve the same case.
- R2 u R' U R' U' R u' R2 y' R' U R
- R2 U R' U R' U' R U' R2 U' D R' U R D'
Drill this case
The trainer opens on the Ga Perm and spaces the repetitions for you.
Practise the Ga Perm in the trainerNearby cases
Other cases you recognise the same way:
Looking for the whole set? Browse all PLL algorithms or read the PLL recognition guide.