(;
GM[1]FF[4]VW[]AP[Many Faces of Go:11.0]
SZ[19]
HA[0]
ST[0]
PB[Alexander Dinerchtein]
PW[Lee Changho]
DT[2006-08-26]
KM[6.5]
RE[W+R]
SO[Go4Go.net]
AN[Lee Changho, Alexander Dinerchtein]
EV[3rd Toyota&Denso World Go Oza]
CP[Go4Go&Goama]
BR[1p]
WR[9p]
RO[1];B[pd]
C[This is the game I played as Black during the 3rd Toyota&Denso \
World Go Oza Championship in Tokyo. My opponent is Lee Changho, \
9-dan (S.Korea)
We reviewed the game together and you can see Lee Changho's opinions \
under "LC" mark.]
;W[dd];B[qp];W[dp];B[nq];W[qj];B[qk]
C[One of my favorite openings. I have 100% winning record in Europe, \
by using it]

(;W[pk]
C[The only move -]
;B[ql];W[pj];B[qf];W[pl]
(;B[pm]
C[A new fashion -]

(;W[qo]
C[This move was invented by O Rissei, 9-dan in 2003 in his game \
against Lee Changho. I remembered that game and decided to get \
exactly the same result -]
;B[ro]
C[An attachment at X is another option]
MA[qn]
;W[po];B[rq];W[om];B[qm];W[no]
(;B[cj]
C[Lee Changho, 9-dan played the kakari at X -]
MA[cf]
;W[cl];B[cf];W[ch];B[ef];W[fc]
(;B[di]
C[The most solid answer -]
;W[bd]
C[The right answer. Kosumi at X is the old fashion]
MA[ce]
;B[dh]
C[Once again, Black is playing solidly. It is also possible to \
think about an invasion at X]
MA[cn]
;W[fq]
(;B[lq]
C[Niken tobi at X is possible, but the adji would be quite bad \
-]
MA[kq]
;W[jq]
(;B[cp]
C[LC: This is not the best way to invade -]
;W[co];B[dq];W[cq]
(;B[ep]
C[The correct answer -]
;W[bp]
(;B[eq]
C[LC: The order is wrong -]
;W[fp]
C[The best answer. Black missed the chance to play the atari at \
X]
MA[do]
;B[do]
C[Too late!]
;W[eo];B[dn];W[cp]
C[Now the position is hard for Black]
;B[iq]
C[A tesuji]

(;W[ip]
C[The strongest answer -]
;B[fo];W[en];B[hp];W[gr]
C[A good move]
;B[jp];W[io];B[jo];W[hq]
;B[ir];W[in];B[jn];W[im]
(;B[kq]
C[It is better to start from the atari at X -]
MA[hr]
;W[rn];B[qn];W[so];B[rp];W[rk];B[rm];W[pn]
C[A good combination, defending the weakness at X]
MA[ol]
;B[jm]
;W[hr]
C[A large move in double sente]
;B[jr];W[il]
C[LC: White's corner is too big. White is leading]
;B[be]
C[The largest place on the board]
;W[ce];B[bf];W[ic]
(;B[kc]
C[Black is behind on territory, so I am trying to play actively \
-]
;W[pc];B[qc]
(;W[qb]
C[He spoiled my plan -]
;B[oc];W[pb]
(;B[qd]
C[The correct answer -]
;W[ob];B[nc];W[nb];B[mc];W[rc]
C[Locally, the result is better for Black, but now it's hard to \
use the wall]

(;B[ol]
C[Black cannot win the game by playing passively -]
;W[sm];B[sn];W[nm]
C[LC: White has lot of local threats, so the ko fight is not easy \
for Black]
;B[cc];W[dc];B[bc];W[rn];B[rb]
;W[ra];B[sn];W[cd];B[ad];W[rn];B[em];W[fn];B[sn];W[cb]
C[White may think about the ko threat at X]
MA[ae]

(;B[gc]
C[I am trying to prepare large ko threats, but actually it's an \
overplay -]
;W[gb];B[hb];W[hc];B[nl];W[rn];B[gn]
C[A damaging threat]
;W[fm];B[sn]
;W[ml];B[nk];W[rn];B[fl];W[gm];B[sn];W[lj]
C[A good move]
;B[ni];W[rn];B[gd]
;W[fb];B[sn];W[mi]
(;B[mj]
C[Tennuki is not possible -]
;W[rn];B[sb];W[rl]
C[LC: Enough for White]
;B[gl];W[hm];B[rd]
C[Locally, the trade is about equal, but Black played some damaging \
ko threats before]
;W[nh]
(;B[oh]
C[The fatal mistake -]
;W[oi];B[oj];W[nj];B[kb];W[ib];B[ni];W[sa];B[qa]
;W[nj];B[dm]
C[Another damaging threat]
;W[bk];B[ni];W[oq];B[pi];W[pq]
C[The trade is clearly bad for Black. We can say, that the game \
is already over. This is the last note.]
;B[nr];W[or];B[li]
;W[ki];B[mh];W[bj];B[bb];W[db];B[bh];W[kh];B[kj];W[ij];B[lk]
;W[bi];B[ci];W[qh];B[ii];W[jj];B[ji];W[hi];B[ih];W[dk];B[el]
;W[ej];B[gj];W[hg];B[bm];W[cm];B[ck];W[dl];B[bn];W[cn];B[hh]
;W[gh];B[gi];W[ig];B[hj];W[jh];B[hi];W[gg];B[fi];W[kf];B[bl]
;W[ei];B[fh];W[eh];B[fg];W[dg];B[cg];W[dj];B[ch];W[df];B[gf]
;W[ie];B[he];W[if];B[hd];W[fe];B[id];W[jd])
(;B[li];W[mh];B[lk];W[kj];B[ll];W[bk];B[bj];W[el];B[ek]
;W[dl];B[bb]
C[This is the gentle way, but Black is about 10-12 points behind]
))
(;B[sl];W[nj];B[oj];W[mj]
C[Black cannot save the cutting stones]
))
(;B[sl];W[nk];B[ml];W[nl];B[fm];W[gn];B[bm];W[cm];B[bl]
;W[bn];B[ck]
C[It is hard for Black to find anything better]
))
(;B[sn];W[nl];B[cc];W[dc];B[bc];W[cb];B[rd];W[rb];B[bb]
;W[jc];B[em];W[fn];B[fm];W[gn];B[bm];W[cm];B[bl];W[bn];B[ck]
C[This is the peaceful strategy. White is about 5 points ahead]
))
(;B[rc];W[qd];B[ob];W[pe];B[od];W[qe];B[rb];W[pf]
C[This result would be comfortable for White]
))
(;W[oc];B[qb];W[mc];B[ke];W[ne];B[ng]
C[I was waiting for the chance to start the double attack]
))
(;B[oc];W[lc];B[cc];W[dc];B[bc]
C[This is the peaceful way, but it's not enough for Black]
))
(;B[hr];W[gq];B[jm]
(;W[il];B[on];W[nn];B[ol];W[nm];B[nl];W[ml];B[nk]
C[This is the most active strategy (suggested by Lee Changho, 9-dan)]
)
(;W[jr];B[il];W[rn];B[qn];W[so];B[rp];W[rk];B[rm];W[pn]
;B[hm];W[hs];B[hn];W[is];B[ho];W[iq];B[em];W[fn];B[fm];W[go]
C[Black's wall would be extra strong]
)))
(;W[fo];B[jr]
C[This was my plan]
))
(;B[do]
(;W[dr];B[cp];W[eq];B[dp];W[br];B[cn];W[bo];B[dn];W[bm]
;B[go]
C[Lee Changho, 9-dan suggested to play the atari first, but I was \
afraid of this squeeze. I thought, the result is bad for Black, \
but he called it equal]
)
(;W[cp];B[eq];W[gp];B[go]
C[Black's shape would be flexible]
)))
(;B[bp];W[bq];B[do];W[ep];B[bo];W[cn]
C[Black cannot save the corner]
))
(;B[cn]
(;W[bp];B[en];W[bn];B[co];W[bo];B[cm];W[bm];B[dl]
C[Lee Changho, 9-dan suggested to invade like this]
)
(;W[dm];B[cq];W[cp];B[bp];W[bo];B[bq];W[co];B[er]
C[The result would be favorable for Black]
)
(;W[co];B[dn];W[dl];B[fn]
C[It would be hard for White to fight near the strong group]
TR[cj][di][dh][cf][ef]
)))
(;B[kq];W[oq];B[or];W[nr]
C[For example, White can use the cross cut]
))
(;B[bd];W[di];B[cc];W[ic];B[dj];W[fi];B[ej];W[fg];B[el]
;W[cn];B[gk]
C[This is another joseki, but I was trying to avoid the central \
fight, making the marked wall useful]
TR[no][po][qo][om][pl][pk][pj][qj]
))
(;B[cf];W[fd];B[cj];W[cn];B[jd]
C[This was the real game (Lee Changho vs O Rissei, Fujitsu cup, \
2003, 1-0)]
))
(;W[om];B[qm];W[on];B[pp];W[dj]
C[This is the standard development]
))
(;B[qn];W[qm];B[rm];W[pm];B[cj]
C[This is the old one. In my opinion, the result is not good enough \
for Black, because White is extra thick]
))
(;W[pj];B[pk];W[oj];B[ok];W[nj];B[nk];W[mj];B[fq]
C[Black's moyo would be too deep]
)
(;W[rk];B[rl];W[ql];B[pk];W[rm];B[rj];W[sl];B[qi];W[qn]
;B[pj]
C[The result would be bad for White]
))
