(;AB[rb]AB[rc]AB[rd]AB[qe]AB[re]AB[se]AB[pf]AB[of]AB[oe]AB[od]AB[pc]AW[ra]AW[qb]AW[qc]AW[ob]AW[oc]AW[mc]AW[nd]AW[ne]AW[nf]AW[og]AW[pg]AW[qg]AW[rf]AW[pe]SZ[19]C[White to kill]
(;W[pd];B[qd]
(;W[pd];B[pe]
(;W[pb]C[RIGHT])
(;W[oa];B[pb]
(;W[qa]C[RIGHT])
(;W[pa];B[qa];W[qb]))
(;W[pa]C[RIGHT])
(;W[qa]C[RIGHT]))
(;W[pb];B[pd])
(;W[sb]C[NOTTHIS])
(;W[sc]C[NOTTHIS]))
(;W[qf];B[pd]
(;W[qd];B[pb]
(;W[qa];B[pa])
(;W[pa];B[qa]))
(;W[pb];B[qd]))
(;W[qd];B[pd]
(;W[qf];B[pb]
(;W[qa];B[pa])
(;W[pa];B[qa]))
(;W[pb];B[qf]))
(;W[pb];B[pd])
(;W[sb]C[NOTTHIS];B[sc]C[You can play this forcing exchange first and still kill, but is is not really relevant.])
(;W[sc]C[NOTTHIS]))