(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2] RU[Japanese]SZ[19]KM[0.00] AW[nb][ob][dc][ec][oc][pc][cd][pd][ne][qe][cf][qf][qg][dh][gi][bj][fj][mj][oj][bk][ck][dk][ek][fk][gk][hk][jk][nk][qk][jl][ml][ql][hm][km][mm][nm][bn][gn][in][rn][bo][go][no][ro][cp][fp][gp][qp][cq][qq][cr][dr][pr][qr]AB[pb][qb][fc][jc][nc][qc][ed][fd][qd][re][rf][ch][fh][bi][ei][fi][ii][cj][dj][ej][gj][hj][kj][lj][ok][il][kl][ll][ol][bm][cm][im][jm][lm][pm][qm][rm][cn][en][qn][co][fo][qo][dp][ep][jp][pp][dq][fq][hq][nq][pq][er][or]LB[il:2][hm:1][in:3] ;B[jn] ;W[io] (;B[fm] ;W[jo] ;B[ko] ;W[kp]LB[jq:A][kq:B]C[Please play A or B.] (;B[kq] ;W[lp]LB[lq:A]C[Please play at A, or the result will be similar to choice 'A' two moves ago.] ;B[lq] ;W[iq] (;B[jq] ;W[gq] ;B[gr] ;W[hr] (;B[ir] ;W[hp] ;B[hs]C[RIGHT Congratulations, killer ;)]) (;B[hp] ;W[gs]TR[hp]C[This was the move I played in the game, it didn't turn out well] (;B[fr] ;W[ip] ;B[ir] ;W[ho] ;B[hq] ;W[hp] ;B[jr] ;W[es] ;B[hl] ;W[gl] ;B[gm] ;W[fs] ;B[eq] ;W[hs] ;B[hn]LB[hm:Ko?]) (;B[fs] ;W[fr]LB[gr:Ko?]))) (;B[ip] ;W[hp] ;B[jq] ;W[gq] (;B[gr] ;W[hr] ;B[hs] ;W[is] ;B[gs] ;W[jr] ;B[kr] ;W[es] ;B[fr] ;W[fn]LB[em:A]C[Please play at A.] ;B[em] ;W[eo] ;B[do] ;W[gm]C[This is not a semeai Black wants any part in.]) (;B[hr] ;W[gr] ;B[ir] ;W[fr] ;B[es] ;W[eq]LB[fq:Ko?]))) (;B[jq] ;W[lo] ;B[kn] ;W[kq]TR[ok][ol][pm][qm][rm][qn][qo][pp][nq][pq][or]C[You killed it, now how are you going to save these stones?] ;B[mr] ;W[op] (;B[kr]C[Yes, unfortunately, this is the best you can do now.]) (;B[oo] ;W[on] ;B[po] ;W[np] ;B[oq] ;W[jr] ;B[ir] ;W[lq]C[Please make your eye in sente now] ;B[lr] ;W[kr] ;B[ns] ;W[ls]LB[pj:A][qj:B]C[Now how to get your other eye? You may try A or B.] (;B[pj] ;W[qj] ;B[oi] ;W[qi] ;B[nj] ;W[mi]C[White is out and you are toast. :(]) (;B[qj] ;W[pj] (;B[rj] ;W[pk] ;B[rk] ;W[rl] ;B[sl] ;W[rh]C[Where are you going to go? :(]) (;B[pk] ;W[rj] ;B[qi] ;W[ri] ;B[rk] ;W[rl] ;B[sm] (;W[sk]LB[rn:X][ro:X][qp:X][qq:X][pr:X][qr:X]TR[sm]C[CHOICE These white stones can now be killed with bent four in the corner, but bent four in the corner is still a ko until there are no ko threats left. :( You can do better.]) (;W[rp]C[CHOICE Even if White protects against bent four...] ;B[sl] ;W[sk] ;B[pl] ;W[rk] ;B[qh] ;W[rh] ;B[ph] ;W[oh]C[...there is still no way out for these stones. :(])))))) (;B[jo] ;W[fm]C[White is alive.]) (;B[ip] ;W[fm]C[White is alive.]) (;B[kq] ;W[fm]C[White is alive.]) (;B[jq] ;W[fm]C[White is alive.]))