(;CA[UTF-8]CA[gb2312]AP[MultiGo:4.4.3]SZ[19]C[Simple Commentary,Copyright by gogameworld.com and weiqi.tom.com.]EV[Japan 35th Meijin Title final game 4]DT[2010-10-06]PC[Japan]PB[Iyama Yuta]BR[九段]PW[高尾绅路]WR[九段]KM[6.5]RE[黑胜白]MULTIGOGM[1];B[qd];W[dp];B[dc];W[qp];B[ce];W[od];B[oc];W[nc];B[pc];W[nd];B[qf];W[jd];B[oq];W[fc]LB[kq:a]C[W14: For White to make extension at 'a' is better.];B[fq];W[dn];B[po];W[qo];B[pn];W[qn]C[The conception after W14 is very interesting.];B[pm];W[qm];B[pl];W[eq];B[fp];W[ip];B[kq];W[go];B[fo];W[gn];B[fn];W[fm];B[hp]C[B33 is a good move.];W[in];B[em];W[en];B[iq];W[fl];B[cq];W[fr];B[bn];W[hq];B[gr];W[er];B[gq];W[bp];B[do]LB[cp:a][dm:b][ee:c]C[B47 is a surprisingly good move, now W 'a' is correct move, next B 'b' and W 'c'.];W[cn]C[W48 is questionable.];B[co];W[cp];B[eo];W[dl];B[bo];W[bq]C[Through W54 Black can be satisfied.];B[lb];W[mb];B[ld];W[jc];B[kc]C[W58 and B59 are all the strongest responses.];W[me];B[le];W[lf];B[ke];W[if]C[After this move, the game was closed for the first day.];B[ie];W[je];B[kf];W[pe];B[qe];W[lg];B[jf];W[he];B[kh];W[mi];B[ng]C[B75 is vital point.];W[og];B[nh];W[mf]LB[ki:a][mh:b][kk:c]C[After W78, B 'a' is correct move, W 'b' and B 'c', this result is better than real game.];B[lh]C[B79 is questionable.];W[mh];B[kj];W[pi];B[oh];W[pg];B[ph];W[qh];B[nj];W[qg];B[ql]C[Through B89, at a glance it seems that Black is favorable, in fact that's not the case.];W[kg];B[ig];W[hf];B[jg];W[jh]C[W94 is severe, now we can see that the play of B79 is inappropriate.];B[lj];W[mj];B[oj];W[ji];B[ij];W[jj];B[jk];W[ii];B[hi];W[ik];B[kk];W[hj];B[hg];W[nf];B[fe];W[gf];B[fg];W[ff];B[ef];W[ee];B[eg];W[ed];B[gg];W[pr];B[gd];W[hc];B[mk];W[ob];B[pb];W[rf];B[re];W[sf];B[or];W[jp];B[jq];W[cd];B[gc];W[fb];B[sh]C[B133 is a game-decisive move.];W[rh];B[rl];W[si];B[rq];W[cf];B[be];W[de];B[df]LB[cc:a][cg:b][rc:c][rb:d][ra:e]C[After B141, W 'a' is correct move, next B 'b', W 'c', B 'd' and W 'e', this way White is favorable.];W[bd]C[W142 is questionable.];B[bf];W[cg];B[bg];W[ch];B[gb];W[hb];B[di];W[cc];B[bh];W[rc];B[rb];W[ra]C[W154 is a good move.];B[oa];W[na];B[nb];W[pq];B[ma];W[rr]C[Through W160 White succeeds in the fight and is favorable for the game.];B[cb];W[dd];B[ab]C[B161 and B163 are sharp.];W[ad];B[eb]LB[ba:a][fa:b][ha:c][ga:d][da:e][ea:f][ec:g][db:h][bb:i]C[After B165, W 'a' is correct move, followed by B 'b', W 'c', B 'd', W 'e', B 'f', W 'g', B 'h' and W 'i', Black will be captured.];W[ec]C[W166: White misses a winning chance.];B[fa];W[ha];B[ba];W[db];B[da];W[ea];B[ri];W[sg];B[eb];W[ga];B[dc]LB[kn:a][mg:b][ck:c][bj:d]C[Through B177 it leads to a ko fight, now W 'a' is correct move, next B 'b', W 'c' and B 'd', this way White would be still favorable.];W[ln]C[W178 is overplay.];B[km];W[jn];B[gk]C[B179 and B181 are severe.];W[il];B[ho];W[ej];B[gj];W[gi];B[fi];W[dj];B[ci];W[hh];B[fj];W[hn];B[ck];W[lp];B[hl];W[gm];B[cl];W[lq];B[mo];W[kp];B[jm];W[im];B[mg];W[el]C[Through W204 White lives very painfully with two eyes.];B[so];W[sp];B[db]C[After B207, Black's advantage becomes obvious.];W[kr];B[ae];W[ea];B[jr];W[js];B[hr];W[mr];B[fa];W[hd];B[bc];W[ea];B[pp];W[rj];B[fa];W[ge];B[ps];W[qr];B[ac];W[fd];B[sr];W[sn];B[cm];W[dm];B[rs];W[qq];B[qs];W[rm];B[se];W[pd];B[qc];W[lm];B[np];W[nm];B[kn];W[lo];B[nl];W[ei];B[eh];W[cj];B[bj];W[is];B[os];W[rk];B[io];W[jo];B[pf];W[of];B[hk];W[bi];B[ai];W[mp];B[nq];W[dk];B[fk];W[ml];B[ll];W[jl];B[kl]LB[mn:a][no:b][ol:c][nk:d][pk:e][om:f][ok:g][nn:h]C[If W 'a', through B 'h' Black can live, the big white dragon tragically dies.Iyama Yuta successfully defends his title by 4:0.])