(;GM[1]FF[4]AP[Drago:4.22.03]SZ[9]CA[UTF-8]AB[hh][gh][fg][ff][dg][cg]AW[eh][fh][gg][hg][fe][ge]C[Black to play and capture two white stones.]
(;B[gf]C[Black can start here.];W[hf];B[he];W[hd]
(;B[dh]C[This is a mistake.];W[ih]
;B[hi]C[This move sets up a ko shape.];W[gi];B[fi];W[ei]
;B[di]C[Black has to win the ko to escape death in the corner.])
(;B[ih]C[This is the correct play which avoids ko.];W[ie]C[White has to take here before filling the side edge liberty of Black.];B[dh];W[ig];B[ei];W[gi]
;B[eg]C[Black is a liberty ahead.]))
(;B[eg]C[This leads to a ko.];W[ih];B[hi];W[gi];B[fi];W[ei];B[dh];W[gi])
(;B[ih]C[However best move is to play here immediately.];W[gi];B[gf];W[hf];B[he];W[hd];B[eg];W[ie];B[dh];W[ig]
;B[ei]C[This ends the same shape but is better style.]))
