(;AB[am]AB[bm]AB[cm]AB[dm]AB[dn]AB[en]AB[eo]AB[fp]AB[gp]AB[ho]AB[hq]AB[hr]AB[ip]AB[jp]AW[jq]AW[jr]AW[kr]AB[kq]AB[lq]AB[lr]AW[kp]AW[lp]AW[mp]AW[mq]AW[nq]AW[nr]AW[ao]AW[an]AW[bn]AW[cn]AW[co]AW[do]AW[dp]AW[ep]AW[dq]AW[dr]AB[cr]AB[cq]AB[bq]AB[bp]AB[bo]AB[bs]AW[ar]AW[es]AB[er]AB[fr]AW[fq]AW[gr]AW[gs]C['Ko' or 'Seki' isn't good enough.]AP[goproblems]
(;W[hs];B[is]
(;W[ir];B[gq];W[js]
(;B[eq]C[CHOICE]
(;W[fs];B[fq];W[ds]C[RIGHT])
(;W[ds]C[RIGHT]))
(;B[ds]C[CHOICE]
(;W[eq];B[fs];W[es]C[RIGHT])
(;W[cs])))
(;W[gq];B[ir]
(;W[ap];B[aq]
(;W[cs];B[ds]C[Ko?];W[eq];B[cs]C[];W[fs]C[Seki])
(;W[ds];B[eq];W[fs];B[er];W[cs]
(;B[eq]C[Seki])
(;B[fr]C[Seki])))
(;W[cs]C[Ko!];B[ds];W[ap];B[cs]
(;W[aq];B[fs];W[eq];B[es]C[Seki])
(;W[eq];B[aq];W[fs]C[Seki]))
(;W[ds];B[eq];W[fs];B[er];W[ap];B[aq];W[cs];B[eq]))
(;W[fs];B[ir]
(;W[ap];B[aq];W[ds];B[cs]
(;W[cp];B[gq];W[eq];B[er])
(;W[eq];B[gq]C[Seki]))
(;W[ds];B[cs];W[ap];B[aq];W[eq];B[gq]C[Seki])))
(;W[gq];B[hs]
(;W[ds];B[eq];W[fs];B[er]
(;W[cs];B[aq])
(;W[ap];B[aq];W[cs];B[eq]))
(;W[ap];B[aq];W[ds];B[eq];W[fs];B[er];W[cs];B[eq]C[Seki])
(;W[cp];B[cs]
(;W[ds];B[ap];W[br];B[eq];W[fs];B[er];W[aq];B[as];W[ar])
(;W[ap];B[ds]
(;W[eq];B[aq];W[fs];B[er])
(;W[aq];B[fs];W[eq];B[es]))))
(;W[ap];B[aq]C[CHOICE]
(;W[ds];B[gq]
(;W[cs];B[eq])
(;W[fs];B[hs];W[cs]C[Seki]))
(;W[gq];B[ds];W[hs];B[is];W[ir];B[cp];W[cs]C[Ko!])
(;W[hs]
(;B[is]
(;W[gq];B[ds]C[Ko!];W[ir];B[cp];W[cs]C[Ko!])
(;W[ir];B[gq];W[js];B[ds]C[Ko!]))
(;B[ds]C[Ko!])))
(;W[ds];B[gq]
(;W[ap];B[aq];W[fs];B[hs]C[];W[cs]C[Seki])
(;W[hs];B[is];W[fs];B[ir]
(;W[ap];B[aq];W[cs]C[Seki])
(;W[cs];B[br];W[ap];B[aq];W[eq];B[er]C[Seki]))
(;W[cs];B[eq])))