(;GM[1]FF[4]AP[Drago:4.22.03]SZ[13]CA[UTF-8]AB[ml][lk][lj][kj][jj][ij][hj][gj][ik][fk][ej][el][dl]AW[fl][fm][gk][hk][il][jk][kk][ll][lm]C[Black to play and kill.]
(;B[hl]C[Black can try this attack.];W[gl];B[hm]
;W[jl]C[However White can play here.];B[em];W[im];B[gm]
;W[km]C[Part of White's group lives.])
(;B[jl]C[The correct play is on the corner side.];W[kl];B[jm]
(;W[hl];B[gm]
(;W[im]
;B[em]C[Now Black can play here and the whole White group dies as the two white stones cannot be rescued.])
(;W[hm]
;B[mk]C[White cannot atari the two black stones without self-atari.]))
(;W[gl]C[This fails too.];B[hm]
(;W[im]C[This is self-atari.])
(;W[km]C[As is this.])
(;W[gm]C[This runs out of liberties.];B[em])
(;W[hl]C[As does this.];B[em]))))
