OLL 27 algorithm: Sune, S, Swimming Left
OLL (orient the last layer). Group: OCLL (all edges oriented).
OLL 27, Sune: yellow stickers on the top face: back edge, left edge, centre, right edge, front-left corner, front edge. Yellow stickers on the sides: back face, left, right face, back, front face, right.
The diagram shows the cube from above with the front at the bottom and yellow on top.
Algorithm
R U R' U R U2 R'
7 moves.
Other algorithms
y' R' U2 R U R' U Ry L' U2 L U L' U Ly2 L U L' U L U2 L'
Source: www.speedcubedb.com