(;
GM[1]FF[4]VW[]AP[Many Faces of Go:11.0]
SZ[19]
HA[0]
ST[0]
PB[Ben He]
PW[Ondrej Silt]
DT[2006-12-30]
KM[6.5]
TM[0]
RU[Japanese]
RE[B+R]
EV[London open -2006]
GN[Ben He, 6 dan, UK (B) vs  Ondrej Silt, 6 dan, CZ - London Open Go Congress Round 5, Board 1]
BR[5d]
WR[6d]
RO[5]
OT[25/600 Canadian]CA[UTF-8];B[qd]
C[This is the game from the London open -2006. \
Black is Ben He, 5-dan. White is Ondrej Silt, 6-dan \
Comments by Alex Dinerchtein http://breakfast.go4go.net/]
;W[dp];B[pq];W[dd];B[fc];W[hc];B[oc]
C[Nowadays this opening is very popular]
;W[cf]
;B[fq]
C[Black can create the own moyo first by playing at A or B]
LB[qk:B][pk:A]
;W[dn];B[jp];W[qn];B[qp]
C[The most simple answer. The pincer is also possible]
(;W[pj]
C[White may also extend at X -]
MA[qk]
(;B[dc]
C[The standard idea, but the timing is probably wrong -]
;W[cc];B[cb];W[ec];B[db]
(;W[ed]
C[The right decision -]
;B[cd];W[bc];B[bd];W[bb];B[ba];W[on]
C[Later White can play the sente move at A or B, according to the situation]
LB[eb:B][ce:A]
;B[mp];W[qf]
C[The opening looks promising for White]
;B[eb];W[ce];B[ab];W[fd];B[cl]
C[A good move]
;W[oe]
C[It is probably better to keep this plan for future. Later White can extend at X instead]
MA[mc]
(;B[od]
C[A very bad answer, making White stronger -]
;W[ne];B[lc]
(;W[le]
C[Too passive! For sure, White has to play tenuki -]
;B[el]
C[Black may keep the game simple by extending at X]
MA[ci]
;W[fp];B[gp];W[eq];B[fo];W[ep]
(;B[gd]
C[A very bad move -]
;W[gc];B[fb];W[ge]
C[Black lost some territory here]
;B[nl]
C[Is it better to peep at X first?]
MA[pm]
;W[op];B[pm];W[qo]
C[The best answer]
;B[oq]
;W[rp];B[rq];W[pp];B[qq];W[np];B[nq];W[mo]
C[We can see, that the fight is not easy for Black]
;B[no];W[oo];B[lo]
C[A bad move, making White stronger]
;W[mn];B[nm];W[lp];B[mq];W[nn];B[qk];W[pk];B[pl];W[qj];B[ll]
;W[ko];B[lq];W[kp]
C[It is usually better to capture the stone directly, destroying the aji]
MA[ln]
;B[kq];W[jo]
C[The wrong shape. Must be at X]
MA[kn]
;B[km]
C[This exchange is not necessary at all. Black destroyed the possibility of escaping at X]
MA[ln]
;W[kn];B[mj]
C[The position seems to be equal]
;W[rd];B[qc]
C[Normally Black blocks at X]
MA[rc]
;W[jl];B[jm];W[hl];B[il];W[ik];B[im];W[hk];B[di]
C[A strange move. For sure, Black has to extend at X, creating the base]
MA[ci]
;W[ip];B[jq]
;W[hm];B[jk];W[bi]
C[This jump is very painful for Black. We can see, that E11 was a very big mistake]
TR[di]
;B[bh]
C[The plan is risky, but it's already hard to get a flexible shape]
;W[ch];B[ci]
(;W[bj]
C[The strongest answer -]
;B[bg];W[ck];B[dk];W[bl];B[cm];W[cg];B[bm];W[ej]
;B[dj];W[bo];B[ai];W[ah]
C[The result is bad for Black. His group is still weak]
;B[gj];W[jj];B[kk];W[dm];B[ii];W[hi]
C[A nice tesuji. The situation looks hopeless for Black]
;B[gn];W[hj];B[fm];W[ho];B[hn];W[in];B[hp];W[iq];B[gr];W[hr]
;B[er];W[dr];B[gi];W[gh]
C[White can kill this group by extending at X. Even if it lives, White is already leading on territory]
MA[hh]
;B[fh]
(;W[fk]
C[A miscalculation -]
;B[hh];W[gg];B[gk];W[gl];B[fi]
(;W[fl]
C[This is the fatal mistake -]
;B[ih];W[ij]
(;B[ji]
C[It seems, that White missed this answer -]
;W[em];B[fn]
C[Ondrej Silt, 6-dan resigned here. He cannot win this race. 
We can say, that Black was really lucky.]
)
(;B[ki];W[ei];B[eh];W[dh]
C[This was the plan. White is one liberty ahead]
))
(;W[ih];B[fl];W[es]
C[The group was still dead!]
))
(;W[hh];B[ei];W[es];B[fk];W[gl]
C[It was still difficult to live]
))
(;W[bg];B[bj];W[ah];B[bn]
C[This was the plan]
))
(;B[gq];W[bn];B[ci]
C[This is the proper development. The opening would be slightly favorable for Black]
))
(;W[cj];B[el];W[fn]
C[The pincer would be perfect here]
))
(;B[mc]
C[This is the only move. Later Black can cut at A or invade at B]
LB[qh:B][pf:A]
))
(;W[eb];B[ed];W[fb];B[cd];W[de];B[bd];W[ge]
C[It's a joseki too, but the main problem is gote]
))
(;B[qh]
C[This is the most important place on the board]
))
(;W[qk];B[qi];W[on];B[pm];W[pn];B[mp];W[ok]
C[It is hard to decide, which pattern is better]
))
