(;AP[goproblems]AB[qd]AB[rd]AB[qe]AB[qf]AB[pg]AB[ph]AB[pi]AB[qj]AB[ql]AB[qk]AB[rl]AB[ri]AW[rk]AW[rj]AW[qi]AW[qh]AW[qg]AW[rh]AW[re]AW[rf]C[Have you ever tried to kill this shape? Well, it works... if white is short of liberties :)](;B[si]C[Sagari!!](;W[sg]C[CHOICE];B[se](;W[sh];B[sd];W[sj];B[sf]C[RIGHT])(;W[sf](;B[sk]C[RIGHT])(;B[sd]C[RIGHT])))(;W[se];B[sg];W[rg](;B[sh]C[RIGHT])(;B[sd]C[RIGHT])(;B[sk]C[RIGHT]))(;W[sh]C[CHOICE];B[se](;W[sf](;B[rg]C[RIGHT])(;B[sg]C[RIGHT]))(;W[sg];B[sd];W[sj];B[sf]C[RIGHT])))(;B[sk];W[si])(;B[sg];W[sh];B[se];W[rg])(;B[se];W[si])(;B[sh];W[si])(;B[sj];W[si])(;B[sf];W[sg]))