(;AW[sc]AW[rd]AW[qc]AW[qd]AW[rb]AW[pc]AW[ob]AW[nb]AB[oc]AB[nc]AB[mc]AB[mb]AB[nd]AB[md]AB[ld]AB[kd]AW[lc]AW[kc]AW[jd]AW[je]AW[jf]AW[ke]AW[jg]AW[jh]AW[kh]AB[kg]AB[kf]AB[lf]AW[mf]AW[mg]AW[lg]AW[gc]AW[hf]AW[gg]AB[hg]AB[hh]AB[hi]AB[hj]AB[hk]AB[gh]AW[ii]AB[ji]AB[jj]AB[jk]AB[li]AB[lj]AB[lh]AB[mi]AB[mj]AB[mk]AB[nk]AB[nl]AW[ok]AW[ol]AW[nj]AW[ni]AW[nh]AW[mh]AW[pm]AW[qm]AW[rm]AB[om]AW[kk]AW[lk]AW[ll]AW[jl]AW[il]AW[hl]AW[im]AB[jm]AB[gl]AB[gm]AB[hm]AB[oe]AB[pe]AB[qe]AB[re]AB[se]AB[sd]AB[qg]AB[rh]AW[ri]AW[qi]AW[ne]AB[qf]LB[qf:A]C[Was A really gote? Can you still kill black?]AB[sg]LB[sg:B]AB[nf]AW[me]AP[goproblems]
(;W[rf];B[og]
(;W[of]
(;B[ng]
(;W[pg]C[];B[jc];W[jb];B[ic]
(;W[ib];B[kb]C[Please play at A.FORCE]LB[hc:A];W[hc];B[lb]
(;W[kc];B[ma];W[ka]C[Well done! :)CHOICERIGHT])
(;W[id];B[kc]C[Black's alive!]))
(;W[kb];B[ib]C[Black's alive!])
(;W[hb];B[ib]C[]
(;W[ia];B[kb]
(;W[ka];B[la]C[Black's alive!])
(;W[ja];B[ka]C[Black's alive!]))
(;W[kb];B[ja];W[ka];B[la];W[ia];B[lb]C[Black's alive!]))
(;W[id];B[ib]C[Black's alive!])
(;W[hc];B[ib]C[Black's alive!]))
(;W[ph];B[pg]C[Black's alive!]))
(;B[pf]
(;W[ph]C[];B[jc]
(;W[jb];B[ic]
(;W[ib];B[kb]C[Please play at A.FORCE]LB[hc:A];W[hc];B[lb]
(;W[kc];B[ma];W[ka]C[Well done! :)CHOICERIGHT])
(;W[id];B[kc]C[Black's alive!]))
(;W[kb];B[ib]C[Black's alive!])
(;W[hb];B[ib]C[]
(;W[kb];B[ja];W[ka];B[la];W[ia];B[lb]C[Black's alive!])
(;W[ia];B[kb]
(;W[ka];B[la]C[Black's alive!])
(;W[ja];B[ka]C[Black's alive!])))
(;W[hc];B[ib]C[Black's alive!])
(;W[id];B[ib]C[Black's alive!]))
(;W[ic];B[jb]C[Black's alive!]))
(;W[ng];B[ph]
(;W[of]MA[nf]C[No need for a ko.])
(;W[oh];B[qh];W[of]MA[nf]C[Even if there was a need for a ko wasting a ko threat with P12...])
(;W[qh];B[oh];W[of]MA[nf]C[Even if there was a need for a ko wasting a ko threat with R12...]))))
(;W[ng];B[of];W[pg];B[ph]C[Black's alive!])
(;W[pg];B[ph]C[Black's alive!])
(;W[qh];B[pg]C[Black's alive!])
(;W[ph];B[pg]C[Black's alive!])
(;W[oh];B[pg]C[Black's alive!]))
(;W[og];B[rf]C[Black's alive!])
(;W[of];B[rf]C[Black's alive!])
(;W[si];B[rf]C[Black's alive!])
(;W[ph];B[rf]C[Black's alive!])
(;W[ng];B[rf]C[Black's alive!])
(;W[jc];B[rf]C[Black's alive!])
(;W[ic];B[rf]C[Black's alive!])
(;W[jb];B[rf]C[Black's alive!])
(;W[ib];B[rf]C[Black's alive!]))