(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2] RU[Japanese]SZ[19]KM[6.50] PW[Kim Jongjoon]PB[Seo Bongsoo]WR[6p]BR[9p]DT[2008-03-14]EV[5th Electron-Land Cup preliminary tournament]RE[B+11.50] ;B[qd]C[This is the game from the preliminary tournament of the 5th Korean Electron-Land Cup. Black is Seo Bongsoo, 9-dan. White is Kim Jongjoon, 6-dan] ;W[dp] ;B[cd] ;W[pp] ;B[qn] ;W[nq] ;B[pj] ;W[nc] ;B[od] ;W[jc]LB[pb:A]C[A rare answer. Usually White plays keima at A] ;B[oc] ;W[ec] ;B[de]LB[gd:A]C[A careful move. The pincer at A is also possible] ;W[nd]LB[gd:A]C[It's more solid to defend at A] ;B[ne] ;W[ob] ;B[me] ;W[nb] ;B[kc]C[A sharp move, typical for Seo Bongsoo, 9-dan] ;W[pc] ;B[pd] ;W[kd] ;B[lc] ;W[ld] ;B[jb] ;W[ic] ;B[ib] ;W[hc] ;B[hb] ;W[gc] ;B[md] ;W[mc] (;B[lb]C[The only move -] ;W[qc] ;B[rc] ;W[rb] ;B[rd] ;W[sb] ;B[gb] ;W[fb] ;B[fd] ;W[fc] ;B[jd]LB[ga:A][ka:B]C[An overplay. Black is not yet alive on the top and he has to defend at A or B] ;W[lf] ;B[je] ;W[kf] ;B[he] (;W[la]C[It seems, that Seo Bongsoo, 9-dan missed this tesuji -] ;B[ma] ;W[ka] ;B[ja] ;W[mb] ;B[kb] ;W[la]C[Now Black's group is dead and the game is actually over. It's hard to believe, that Seo Bongsoo, 9-dan won it!] ;B[mh] ;W[kh] ;B[dc] ;W[ed] ;B[ee] ;W[db] ;B[cb] ;W[ga] ;B[ha] ;W[fa] ;B[ih] ;W[kj] ;B[dk] ;W[cm] ;B[cq] (;W[dq]C[White may also block from the other side -] ;B[cp] ;W[do] ;B[co] ;W[cn] ;B[dr] ;W[er] ;B[cr] ;W[fq] ;B[ck] ;W[el]LB[jp:A]C[A slow move. It's better to extend at A] ;B[fj]C[Black has no time to block here. It's very urgent for him to make the lower invasion] ;W[ql] ;B[rj] ;W[rp]LB[jp:A][kp:B]C[A big move, but an extension at A (or B) is bigger] ;B[mq] ;W[np] ;B[nr] ;W[or] ;B[jq]C[Black is still behind, but not so much] ;W[ol] ;B[mr] ;W[mp] ;B[hq] ;W[rk]LB[rl:A]C[A huge move, which prevents an attachment at A] ;B[qk] ;W[rl] ;B[nj]C[Black has to defend here, because of bad adji] ;W[hi]C[A sharp move] ;B[jj] ;W[hk] ;B[kk] ;W[ki] ;B[ii] ;W[fi]LB[gl:A]C[It's easier to link at A. White's lead would be obvious] ;B[fl] ;W[fm] ;B[gj] ;W[hj] ;B[gl]C[Now the game is more complicated] ;W[jk] ;B[jl] ;W[ij] ;B[ji] ;W[il] ;B[ik] (;W[bo]C[A damaging ko threat -] ;B[bp] ;W[jk] ;B[jg] ;W[kg]C[The right answer] ;B[ik] ;W[bm] ;B[ao] ;W[jk] ;B[pb] ;W[qb] ;B[ik] ;W[qi] ;B[qj] ;W[jk] ;B[pa] ;W[qa] ;B[ik] ;W[ri]C[Another damaging threat] ;B[si] ;W[jk] ;B[gd] ;W[oa] ;B[ik] ;W[ng] ;B[mg] ;W[jk] ;B[mf]C[It's hard for Black to win the ko, so this move is clear] ;W[gm] ;B[hl] ;W[ik] ;B[hm] ;W[kl] ;B[lk] ;W[jm]C[White saved his group successfully, but played some bad ko threats before. He is still ahead, but the lead is much smaller than before] ;B[nl] ;W[pl] ;B[lj]C[A slow move] ;W[gi] ;B[ho] ;W[gr] ;B[en] ;W[em] ;B[fo] ;W[dn] ;B[fp] ;W[hr] ;B[ir] ;W[jo] ;B[io] ;W[an] ;B[bn] ;W[gp] ;B[go] ;W[bo] ;B[pb] ;W[pa] ;B[bn] ;W[bk] ;B[bj] ;W[bo] ;B[jf] ;W[na] ;B[bn] ;W[cl] ;B[ci] ;W[bo] ;B[kn] ;W[jn] ;B[bn] ;W[nm] ;B[am] ;W[dl]C[White saved his group without any problems. He is still ahead!] ;B[mm] ;W[ml] ;B[ll] (;W[nk]C[So greedy! -] ;B[ko]C[Now White is in trouble] ;W[ff] ;B[eh] ;W[ei] ;B[di] ;W[fe] ;B[gg] ;W[fg] ;B[fh] ;W[gh] ;B[hg] ;W[dh] ;B[eg] ;W[ef] ;B[dg] ;W[df] ;B[cg] ;W[ce] ;B[be] ;W[dd] ;B[cc] ;W[cf] ;B[bf] ;W[id] ;B[li] ;W[ke] ;B[lh] ;W[ma] ;B[km]C[White lost his huge group in the center - 20 stones! Finally Seo Bongsoo, 9-dan won this game by 11.5 points. He was so lucky! He was right, that he did not resign after losing the group on the top!] ;W[ie] ;B[lg] ;W[ka] ;B[hf] ;W[if] ;B[le] ;W[ia] ;B[im] ;W[mn] ;B[lp] ;W[al] ;B[os] ;W[pr] ;B[ps] ;W[ns] ;B[qs] ;W[qr] ;B[ms] ;W[rs] ;B[ns] ;W[lo] ;B[kq] ;W[an] ;B[rr] ;W[bo] ;B[ar] ;W[ap] ;B[aq] ;W[ca] ;B[ba] ;W[da] ;B[bc] ;W[lm] ;B[ok] ;W[mk] ;B[rq] ;W[qq] ;B[ss] ;W[mj] ;B[ni] ;W[hp] ;B[ip] ;W[gq] ;B[ej] ;W[ig] ;B[hh] ;W[jh] ;B[sq] ;W[ln] ;B[kp] ;W[sp] ;B[iq] ;W[sc] ;B[sd] ;W[sk] ;B[sj] ;W[pk] ;B[oj] ;W[is] ;B[js] ;W[hs] ;B[aj] ;W[ds] ;B[cs] ;W[es] ;B[gk] ;W[hd] ;B[jl] ;W[ge] ;B[ao] ;W[bn] ;B[ak] ;W[bl] ;B[ek] ;W[gn] ;B[hn] ;W[ep] ;B[ap]) (;W[mn] ;B[lm] ;W[kp]C[White can win the game easily by connecting here. If my calculation is correct, he is about 5 points ahead])) (;W[an] ;B[bo] ;W[ao] ;B[ap] ;W[am] ;B[ar] ;W[bj]C[White destroyed this possibility])) (;W[cp] ;B[dq] ;W[fq] ;B[fr] ;W[bk]C[He can take sente and played keima on the left, which is huge])) (;W[ka] ;B[ja] ;W[la] ;B[mb] ;W[ma] ;B[kb] ;W[na] ;B[pb]C[He thought, that Black is alive])) (;B[pb] ;W[lb] ;B[kb] ;W[pa] ;B[qb] ;W[ma] ;B[ka] ;W[la] ;B[oa] ;W[gb] ;B[qa] ;W[ha]C[Black cannot win this race]))