(;AW[pa]AW[ra]AW[nb]AW[ob]AW[nc]AW[nd]AW[od]AW[pd]AW[pe]AW[qe]AW[re]AW[se]AB[pb]AB[rb]AB[oc]AB[pc]AB[qc]AB[sc]AB[qd]AB[rd]C[Black to play.]
(;B[qa];W[qb]LB[qg:A]C[If you wish to play a ko threat play at A.]
(;B[sa];W[sb]LB[qg:A]C[If you wish to play a ko threat play at A.]
(;B[qa]C[ Black lives in double ko.RIGHT])
(;B[qg];W[qa]C[Black could have lived unconditionally (at least you have wasted a ko threat). See Navigate Solution.])
(;B[rc];W[sd]))
(;B[qg];W[qa]C[Black could have lived unconditionally (at least you have wasted a ko threat). See Navigate Solution])
(;B[sb];W[qa]))
(;B[qb];W[qa])
(;B[sa];W[qa])
(;B[sb];W[qa])
(;B[sd];W[qa]))