(;AB[bo]AB[co]AB[do]AB[eo]AB[ep]AB[eq]AB[er]AW[dp]AW[dq]AW[dr]AW[ds]AW[ap]AW[aq]AW[ar]C[Black to kill. Credit to Yilun Yang.]AP[goproblems]
(;B[bs];W[cp];B[bp];W[bq];B[cr]C[Yes. From here, Black can create a dead shape.RIGHT])
(;B[bp];W[bs]C[White makes a second eye easily from here.])
(;B[br];W[bs];B[cq];W[cp]))