(;AW[eq]AW[dr]AB[er]AB[fr]AB[gq]AB[hq]AB[iq]AW[jq]AW[kq]AW[hr]AW[ir]AW[lr]AW[ks]AB[jp]AB[kp]AB[mr]AB[mp]AB[nq]AB[or]AW[dq]C[Black to kill.]AW[do]AP[goproblems]
(;B[jr]
(;W[gr]
(;B[gs];W[js]
(;B[fq];W[kr];B[hs]C[RIGHT])
(;B[hs];W[kr];B[fq]C[RIGHT])
(;B[lq];W[kr]
(;B[fq];W[hs])
(;B[hs];W[fq])))
(;B[fq];W[gs])
(;B[is];W[js])
(;B[lq];W[kr]
(;B[gs];W[fq])
(;B[fq];W[gs]))
(;B[js];W[fq];B[lq]C[Black only capture some White stones and allowed the rest of the White group to escape.]))
(;W[js];B[hs];W[gr];B[gs];W[kr];B[fq]C[RIGHT]))
(;B[gr];W[jr])
(;B[gs];W[jr])
(;B[lq];W[jr])
(;B[hs];W[jr]
(;B[is];W[gr]
(;B[gs];W[fq])
(;B[fq];W[gs]))
(;B[gr];W[is]))
(;B[fq];W[jr]))