(;AP[goproblems]AB[rd]AB[qd]AB[pd]AB[od]AB[oc]AB[ob]AB[oa]AW[pb]AW[pc]AW[qc]AW[qa]AW[rb]AW[sb]AB[ra]C[Black to kill !!!](;B[rc];W[sa](;B[pa]C[Good Job!!!RIGHT])(;B[sc];W[pa]))(;B[pa];W[rc](;B[qb]C[Ko is not the solution you can do better !!!])(;B[sd];W[sa])(;B[sc];W[sa]))(;B[sc];W[rc];B[pa];W[sa])(;B[sd];W[pa]))