(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[5.50]
PW[O Rissei]PB[Ryu Shikun]WR[9p]BR[7p]DT[2002-02-20]EV[Japan 26th Kisei final game 5]PC[Japan]RE[W+Resign]
;B[qd]C[In the first four games, the series is tied at 2:2.]
;W[dc]
;B[dp]
;W[pp]
;B[ce]
;W[dh]
;B[fe]
;W[cn]LB[gc:a][dj:c][dk:b]C[W8: White normally will make extension at 'a', Black will pincer attack at 'b' or 'c'.]
;B[fq]LB[fc:a]C[If B9 at 'a', White will double approach with B9, White has nothing to complain.]
;W[ee]C[The attachment of W10 is also one joseki.]
;B[ef]
;W[ed]
;B[cg]LB[df:a][ff:b][gf:d][fg:c][eh:e][dj:f]C[If B13 at 'a', then W 'b', B 'c', W 'd', B 'e' and W 'f', White's configuration is favorable.]
;W[ff]
;B[eg]
;W[gf]
;B[fc]
;W[fd]
;B[ge]
;W[hd]C[W20 is tesuji to obtain sente.]
;B[he]
;W[ie]
;B[hf]
;W[gd]
;B[hg]TR[ff][gf]C[Through B25, White sacrifices the marked two stones and in exchange obtains the top territory.]
;W[gh]
;B[gg]
;W[fh]
;B[fg]
;W[dk]C[Through W30, Black becomes very thick, but White also gets to reinforce himself and can be satisfied.]
;B[oc]
;W[kc]
;B[qn]
;W[nq]
;B[rp]
;W[rd]C[W36 is to probe Black, then decide how to play in the lower right corner.]
;B[re]
;W[qe]
;B[rf]LB[qc:f][pe:a][qf:b][qg:c][rg:d][qh:e]C[B39: For Black to play at 'a' is tight, next W 'b', B39, W 'c', B 'd', W 'e' and B 'f'.]
;W[qq]
;B[pl]
;W[pd]C[White's counterattack following W42 is inevitable.]
;B[qc]
;W[pc]
;B[qb]
;W[pb]
;B[pe]
;W[oe]
;B[qf]
;W[od]C[Through W50, White obtains some territory.]
;B[lq]C[B51 forcing tightly in sente is Black's privilege.]
;W[rq]
;B[of]
;W[nf]
;B[ng]
;W[og]
;B[pf]
;W[mf]
;B[bi]C[B59 is a mutual good point.

After this move, the game was closed for the first day.]
;W[ip]
;B[lo]
;W[im]
;B[en]LB[bp:a]C[B63: For Black to protect the corner at 'a' is more substantial, in the game Black tries to attack White.]
;W[cp]
;B[cq]
;W[do]
;B[eo]
;W[dq]
;B[ep]
;W[bq]
;B[cr]
;W[bo]LB[cm:c][br:a][dr:b]C[W72: W 'a' is also sente, but after Black reinforces at 'b', White needs to guard against Black's attachment at 'c', White may end in gote.]
;B[br]
;W[ar]
;B[dr]
;W[kp]
;B[lp]
;W[ok]C[W78: White reduces Black's influence. So far, White is a little favorable in territory, but Black is very thick and has many tactics to pound White's weakness, the outcome of the game is still unclear.]
;B[pk]
;W[oi]
;B[cl]
;W[bm]LB[dn:a]C[W82 is better than W 'a'.]
;B[mg]
;W[lg]
;B[mh]C[B85 looks ugly but very practical.]
;W[mk]C[W86 is the original move.]
;B[lh]
;W[kl]C[W88 seeking connection takes the whole game into consideration.]
;B[lf]
;W[md]
;B[kg]
;W[ol]
;B[om]
;W[pm]C[W94 is good order.]
;B[pn]
;W[nm]
;B[on]
;W[pj]
;B[qj]
;W[qi]
;B[rk]
;W[rj]
;B[qk]C[So far, White can be satisfied.]
;W[mr]C[W104 looks small but big in reality.]
;B[lm]C[B105 pounds White's thinness.]
;W[kn]
;B[mm]
;W[kj]
;B[nj]C[B109 is a relentless move.]
;W[ni]C[Following W110, White fights by sacrificing, it is the correct play.]
;B[mj]
;W[mi]
;B[oj]
;W[li]
;B[lk]
;W[jh]
;B[ld]
;W[lc]
;B[ml]
;W[hh]C[Through W120, Black obtains some territory, but White also gets to strengthen the center.]
;B[bc]
;W[fl]C[B121 and W122 are miai big endgames, each side gets one.]
;B[cb]
;W[db]
;B[gm]
;W[fm]
;B[gn]
;W[gl]
;B[hm]
;W[il]
;B[le]
;W[nc]
;B[dn]
;W[ck]LB[bl:b][co:a]C[W134: If White connects at 'a', then Black's block at 'b' is sente, White is hard to tolerate.]
;B[co]LB[bk:b][bl:a]C[If B135 at 'a', then White will clamp at 'b', Black has no answer.]
;W[bl]
;B[jd]
;W[jc]
;B[id]
;W[ic]
;B[bp]
;W[no]
;B[ko]
;W[jn]
;B[ir]
;W[ro]
;B[rn]
;W[jg]
;B[jf]
;W[ap]C[Through W150, it becomes a close game, the ko fight here will decide the game.]
;B[aq]
;W[cc]
;B[bb]
;W[bq]
;B[pi]
;W[ph]
;B[kh]
;W[ji]
;B[ig]
;W[ci]C[W160 is a good move.]
;B[ch]
;W[cj]
;B[aq]
;W[kd]
;B[je]
;W[bq]
;B[eh]
;W[ei]
;B[aq]
;W[nn]
;B[nl]
;W[bq]
;B[da]
;W[ea]
;B[ca]
;W[ec]
;B[aq]
;W[cd]
;B[bd]
;W[bq]
;B[ih]
;W[ii]
;B[aq]
;W[lr]C[The play of W184 is worth study.]
;B[np]LB[mo:b][mp:a]C[B185 is alert, if W 'a', then Black can connect back in sente at 'b'.]
;W[op]
;B[iq]C[Through B187, it is not to White's advantage.]
;W[bq]
;B[jp]
;W[hp]
;B[aq]
;W[hq]
;B[ao]C[After Black eliminates the ko with B193, Black is slightly favorable for the game.]
;W[kr]
;B[kq]
;W[hr]
;B[mo]
;W[sp]
;B[pg]
;W[pj]
;B[lj]
;W[ki]
;B[pi]
;W[oh]
;B[qh]
;W[pj]
;B[ri]
;W[pi]
;B[bj]
;W[rh]
;B[sj]
;W[qg]
;B[me]
;W[ne]
;B[jr]
;W[hn]
;B[mq]C[B217 makes White uncomfortable.]
;W[de]
;B[df]
;W[qa]LB[oo:a]C[W220: White elects not to reinforce at 'a', it is a desperate game-deciding move.]
;B[ra]
;W[pa]
;B[nr]
;W[oq]
;B[ks]
;W[or]
;B[go]C[B227 is a good endgame.]
;W[bn]
;B[ho]
;W[io]
;B[in]
;W[rb]
;B[rc]
;W[hn]
;B[fb]
;W[eb]
;B[in]
;W[ke]
;B[kf]
;W[hn]
;B[hl]
;W[hk]
;B[in]
;W[jo]
;B[km]
;W[jm]
;B[kk]
;W[jk]TR[go]C[Through W248, we can see the purpose of the marked black stone.]
;B[bk]
;W[dm]
;B[sb]C[B251 is declaration of victory, but nobody thought ...]
;W[fr]
;B[er]
;W[oo]
;B[em]
;W[el]
;B[rg]
;W[qh]
;B[sh]
;W[ak]
;B[sn]
;W[fs]
;B[es]
;W[hs]
;B[al]
;W[am]
;B[so]
;W[qp]
;B[qo]
;W[rp]
;B[gr]
;W[gs]
;B[gq]
;W[gp]
;B[fp]
;W[fn]
;B[fo]
;W[aj]
;B[ai]
;W[al]
;B[bh]
;W[ns]
;B[ls]
;W[jl]
;B[js]
;W[ll]
;B[nk]
;W[ms]
;B[mp]
;W[dl]
;B[dg]
;W[di]
;B[hn]
;W[cm]
;B[ap]
;W[an]
;B[po]
;W[is]
(;B[ln]C[Black missed atari!

O Rissei asked the referee is it ok to capture stones and took them]
;W[jq]C[O Rissei leads by 3:2, the game 6 will take place on 3/6-3/7.])
(;B[jq]C[B was 3.5 points ahead!]))
