(;C[I thought I would try my hand at a Help Thy Opponent problem, so without further ado... Black to make his group not alive in one move.]AB[rc]AB[rb]AB[ra]AB[pc]AB[oc]AB[ob]AB[oa]AW[nb]AW[nc]AW[nd]AW[od]AW[pd]AW[qd]AW[rd]AW[lb]AW[rf]AP[goproblems]
(;B[sa];W[sc]C[Excellent. Black is dead as a doornail.RIGHT])
(;B[sb]C[Jeez, that doesnt help, now black has two eyes!]TR[sa]TR[pa])
(;B[sc]C[Jeez, that doesnt help, now black has two eyes!]TR[sa]TR[pa])
(;B[qc]C[Jeez, that doesnt help, now black has two eyes!]TR[pa]TR[sa])
(;B[qb]C[This is even worse than before. Now white needs 3 moves to kill!])
(;B[pb]C[Jeez, that doesnt help, now black has two eyes!]TR[pa]TR[sa])
(;B[pa]C[Jeez, that doesnt help, now black has two eyes!]TR[qa]TR[sa])
(;B[qa]C[Jeez, that doesnt help, now black has two eyes!]TR[pa]TR[sa]))