OLL 53
The algorithm, how to recognise it and how to practise it without cheating.
Recommended algorithm
l' U2 L U L' U' L U L' U l11 moves · with the left hand
Alternatives
(U) r' U' R U' R' U R U' R' U2 r11 moves
How to recognise it
Only the back and right edges are yellow on top. A full bar in front and headlights at the back.
Practise 53 now
Random-state scrambles, a timer and spaced review. Free, on the web and on your phone.