(;
GM[1]FF[4]VW[]AP[Many Faces of Go:11.0]
SZ[19]
HA[0]
ST[0]
PB[Alexander Dinerchtein]
PW[Zhou Heyang]
DT[2005-05-16]
PC[Seoul, Lotte hotel]
KM[6.5]
RE[W+R]
EV[10th LG World Championship]
BR[1p]
WR[9p]
RO[1];B[pd]
C[This is the game I played in the first round of the 10th LG World \
Championship. My opponent is Zhou Heyang, 9-dan (White), one of the top \
Chinese players]
;W[dd];B[qp];W[dp];B[op]
(;W[jq]
C[Zhou Heyang, 9-dan is trying to avoid Lee Changho's opening -]
;B[fc];W[cf];B[jd];W[qf];B[qh];W[qc]
(;B[pc]
C[It is probably better to block from the other side -]
;W[qd];B[pe];W[rf];B[og];W[mq]
(;B[kp]
C[An important move on the border of two moyos -]
;W[jp]
C[The most solid answer. Iken tobi at X is an active way]
MA[mo]
;B[ko];W[kq];B[mp];W[nq];B[np]
C[Actually I was satisfied]
;W[qj]
C[The invasion is urgent]
;B[ph]
;W[pl];B[qb];W[rb];B[pb]
(;W[ra]
C[White cannot play tennuki -]
;B[qm];W[oi];B[mh];W[mi];B[lh];W[pm]
(;B[ql]
C[Black must think about tennuki, but I was sure, I can end in \
sente -]
;W[qk];B[qn]
(;W[hc]
C[A surprising move -]

(;B[mk]
C[It is not easy for Black to find the way to attack -]
;W[nl]
(;B[dc]
C[Black is behind on territory, so I am is trying to play actively, \
using the power of the thickness -]
;W[cc];B[ed];W[db];B[eb];W[ec];B[qe];W[re];B[dc]
;W[he];B[jc];W[ec];B[rd];W[rc];B[dc]
(;W[oh]
C[A mistake -]
;B[de];W[ec];B[pi];W[oj]
C[Another bad move. White must block at X directly, so the shape \
would be stronger]
MA[pj]
;B[dc];W[cd];B[pg];W[hg]
;B[df]
(;W[ce]
C[The correct shape -]
;B[dg];W[ec];B[fe];W[hi]
(;B[ej]
C[This is the losing move -]
;W[hk]
C[White is happy to defend]
;B[ij];W[hj];B[cg];W[cm];B[cq]
C[First of all Black has to attack at X in sente, separating the \
groups]
MA[kj]
;W[dq];B[cp]
;W[cr];B[cn];W[dn];B[do];W[eo];B[co];W[dm];B[br];W[dr];B[bm]
;W[bl];B[an];W[ck]
C[A joseki. Now we can see, that the position of the marked stone \
is really strange]
TR[ej]
;B[fo];W[en];B[fq];W[ep]
(;B[in]
C[The final mistake -]
;W[li]
C[The vital point]
;B[ki];W[kj];B[lj];W[mj];B[lk];W[kh];B[ji]
;W[jh];B[kk];W[nk]
C[Black's central shape becomes really weak]
;B[ho]
C[First of all Black has to defend at X]
MA[kf]
;W[di];B[dc];W[bs];B[ar];W[ec];B[pj]
;W[pk];B[dc];W[km]
C[The vital point]
;B[jo]
C[It is not easy for Black to find the answer]
;W[ec];B[ei];W[ke]
(;B[jj]
C[Black must defend at X, but ... -]
MA[md]
;W[md];B[mb];W[ne];B[mf];W[ld];B[oe];W[lb]
C[Black's main territory is destroyed, so the game is over. I resigned \
soon.]
;B[ih]
;W[jf];B[kb];W[nb];B[lc];W[nc];B[ri];W[rj];B[ni];W[nj];B[kf]
;W[kg];B[ig];W[lf];B[hf];W[if];B[gf];W[ii];B[hh];W[jl];B[lm]
;W[ll];B[ml];W[mm];B[kl];W[jk];B[or];W[hq];B[gq];W[hr];B[ie]
;W[gn])
(;B[md];W[jk];B[jj];W[ik];B[lm];W[ii];B[kj];W[ll];B[ml]
;W[mm];B[kl];W[jl]
C[... it is not possible to save the central stones]
))
(;B[kj];W[ri];B[in]
C[This is the proper way to continue. The position would be slightly \
favourable for White, but still playable]
))
(;B[kj];W[ri];B[cg]
(;W[dj];B[gh];W[hh];B[fj]
C[The position would be promising for Black]
)
(;W[hk];B[ck]
C[The difference would be huge]
)))
(;W[cg];B[dg];W[dh];B[eh];W[ei];B[ce];W[be];B[bd]
C[A and B would be the miai points]
LB[bf:B][bc:A]
))
(;W[ee];B[fe];W[ec];B[fd];W[ff];B[gf];W[ef];B[ge];W[gg]
;B[hf];W[cn]
C[It was better to sacrifice the stones]
))
(;B[hd];W[ic];B[id]
(;W[gc];B[gd];W[ec];B[fb];W[fd];B[eb];W[db];B[cc];W[dc]
;B[fe];W[ed];B[jc];W[gb]
C[Black's position would be overconcentrated]
)
(;W[jc];B[kc];W[kb];B[gc];W[lc];B[kd];W[mb]
C[This variation is possible too. It would be difficult for Black \
to kill the group, because of the weakness at X]
MA[ne]
)))
(;B[ok];W[mk];B[nl];W[ml];B[pk];W[nm]
(;B[om];W[nk];B[ol];W[oj]
C[The benefit would be small]
)
(;B[pj];W[pi];B[qi];W[nk];B[rj];W[ol];B[rk];W[fd]
C[The result would be comfortable for White]
)))
(;W[mk];B[fe]
C[This was my plan]
))
(;B[fe];W[qn];B[rn];W[rm];B[qo];W[ql];B[dg];W[cg];B[di]
C[Black's moyo would be really deep]
))
(;W[qn];B[ra];W[sb];B[rg];W[qe];B[sf];W[se];B[rd]
C[The corner would be killed]
))
(;B[cn];W[fp];B[bp];W[cq];B[ck];W[no]
C[It would be difficult for Black to use his thickness]
))
(;B[qd];W[pc];B[od];W[rd];B[re];W[rc];B[qe];W[nc];B[lq]
;W[pi];B[qi];W[pj];B[ph];W[ni];B[oh];W[mk]
C[It is not easy to say, which way is better]
))
(;W[qj];B[qh];W[qm];B[pl];W[ql];B[pj];W[pk];B[ok];W[qk]
;B[pi];W[ol];B[nk];W[om];B[jc]
C[This was my plan. I believe, that this opening is promising for \
Black]
))
