(;AB[rb]AB[rc]AB[rd]AW[qd]AW[qc]AW[qb]AB[pc]AB[oc]AB[pd]AB[pe]AB[qe]AW[re]AW[qf]AW[sd]AW[pg]C[The common response here is...]LB[sd:A]AW[sf]AW[rg]AP[goproblems]
(;B[sb]C[Well done! Simple and stops the White reduction! :)RIGHT])
(;B[sc];W[ra];B[se]MA[sd]C[Ko for the corner! Dangerous! :(])
(;B[ra];W[sb]
(;B[sc];W[qa]
(;B[se]MA[sd]C[Ko for the corner! Dangerous! :(])
(;B[sa];W[sb]C[:(])
(;B[pb];W[sa]C[:(])
(;B[pa];W[sa]C[:(]))
(;B[qa];W[sc]C[White got to reduce it farther...])
(;B[pb];W[sc]C[White got to reduce it farther...])
(;B[sa];W[qa]C[:(])
(;B[pa];W[sc]C[White got to reduce it farther...]))
(;B[qa];W[sb]C[Black can't play at A... White to reduce it farther...]LB[sc:A])
(;B[pb];W[sb]C[Black can't play at A... White got to reduce it farther...]LB[sc:A])
(;B[pa];W[sb]C[Black can't play at A... White got to reduce it farther...]LB[sc:A])
(;B[sa]C[White can still reduce at A...]LB[sc:A]))