(;AB[qa]AB[pb]AB[pc]AB[qc]AB[rc]AB[sc]AB[ja]AB[je]AB[jd]AB[jc]AB[jb]AB[ne]AB[me]AB[le]AB[ke]AB[nc]AB[nd]AB[od]AW[ka]AW[kb]AW[kc]AW[kd]AW[ld]AW[mc]AW[md]AW[ma]AW[nb]AW[oc]AW[ob]AW[oa]AW[na]AW[pd]AW[pe]AW[qd]AW[rd]AW[sd]AW[pf]C[Best result for white?]AP[goproblems]
(;W[rb]
(;B[lb]C[CHOICE]
(;W[ra]C[]
(;B[mb]
(;W[qb]C[Nice.RIGHT];B[la]C[Nice.];W[lc];B[lb]LB[rf:Tenuki]C[Tenuki?]
(;W[pa]C[Ok. The last move was unneccessarily gote. It wasn't. You just simulated.RIGHT])
(;W[rf]
(;B[la];W[mb]C[RIGHT])
(;B[sb];W[pa]C[RIGHT])))
(;W[sb]C[Seki. Black will tenuki until white takes M18,N18 and than play M18.])
(;W[sa];B[pa]C[:(]))
(;B[sb];W[pa]C[];B[mb];W[qb]C[RIGHT])
(;B[pa];W[sb]C[RIGHT]))
(;W[sb]C[]
(;B[pa]
(;W[ra]C[Good.RIGHT])
(;W[qb]C[Black is dead.RIGHT])
(;W[sa];B[mb]C[Black kills.]))
(;B[ra];W[pa]C[RIGHT]))
(;W[pa]C[];B[mb]C[Requiescat in pacem.])
(;W[qb];B[ra]C[];W[sb];B[sa]C[Not optimal. It's not neccessary to loose stones here.])
(;W[mb];B[ra]C[Dump your liberties.]
(;W[sb];B[pa]C[You will lose the semeai.])
(;W[pa];B[sb]C[Unconditional life...])))
(;B[ra]C[CHOICE]
(;W[sb]C[];B[lb]
(;W[pa]C[Black is dead.RIGHT])
(;W[qb];B[sa]C[Not optimal. It's not neccessary to loose stones here.])
(;W[mb];B[pa]C[You will lose the semeai.])
(;W[sa];B[mb]C[You will lose the semeai.]))
(;W[lb];B[sb]C[Good for black.])
(;W[pa];B[sb]C[Life for black.])))
(;W[lb];B[rb]C[Good for black.])
(;W[la];B[rb]C[Black lives. White has filled her own space (M19).])
(;W[pa];B[rb]C[Black lives.]))
