(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[8.00]
PW[Ge Yongfei ]PB[Eric Lui]WR[6d]BR[6d]DT[2006-08-15]EV[American Ing cup -2006]RO[3]RE[W+1.00]VW[]
;B[qd]C[This is the game from the American Ing cup -2006. Black is Eric 
Lui, 6-dan. White is Ge Yongfei, 6-dan]
;W[dp]
;B[pq]
;W[dc]
;B[oc]
;W[po]
;B[pl]
;W[mp]LB[oo:B][pp:A]
(;B[pp]LB[oo:A][qo:B]C[A trick move -]
(;W[oo]C[The right answer -]
;B[qo]
;W[qn]
;B[pn]LB[ro:B][qp:A]
(;W[qp]C[The most active way -]
;B[ro]
;W[rp]
;B[rn]
;W[qr]LB[qq:B][pr:A]
(;B[pr]C[Black can capture the cutting stones, but ... -]
;W[qq]
;B[mr]LB[qm:B][op:A]
(;W[op]C[The right order -]
;B[nq]
;W[qm]
;B[rm]
;W[ql]
;B[qk]
;W[rl]
;B[rk]
;W[pm]
;B[om]LB[sl:A][on:B]
(;W[sl]C[The right answer -]
;B[on]
;W[ol]LB[mn:A][np:B]
(;B[mn]LB[pk:A][nl:B]C[Black may push at X first -]MA[np]
(;W[pk]C[The wrong order -]
;B[np]
;W[so]
;B[no]LB[nl:A][mm:B]C[Without the A-B exchange the position looks equal. Black's trick 
move was not punished correctly]
;W[gq]
;B[de]
;W[ce]LB[dd:A][cf:B]
(;B[dd]C[I would prefer to block from the other side -]
;W[cd]
;B[ec]
;W[cc]C[The most simple answer]
;B[df]
;W[eb]LB[fc:A][gc:B]C[It is usually better to keep this move in reserve. Later White 
can attack at A or B instead]
;B[fc]
;W[fb]
;B[hc]
;W[qf]LB[of:B][qh:A]TR[qk][rk]C[A good move. It would be passive for White to capture the marked 
stones by playing at X]MA[qi]
(;B[qh]C[Black is ready to fight -]
;W[of]
;B[oh]
;W[rd]
;B[qc]C[The most solid answer]
;W[rc]C[Too slow. For sure, White has to run out at X]MA[mf]
;B[rb]
;W[qe]
;B[mh]
;W[od]
;B[nd]
;W[pd]
;B[pc]
;W[ne]
;B[md]C[White's group is alive, but Black got some territory by attacking]
;W[me]
;B[pg]
;W[pf]
;B[nk]C[The plan is damaging. It is better to extend at X directly]MA[ld]
;W[nl]
;B[mk]
;W[qj]
;B[le]C[Another mistake. Must be at X]MA[ld]
;W[lf]
;B[mf]
;W[mg]LB[lg:B][ng:A]
(;B[ng]C[Black may think about the tesuji at X -]MA[lg]
;W[nf]
;B[lh]
;W[pi]
;B[ph]
;W[kf]C[Black cannot be satisfied]
;B[cq]C[Black is behind, so the plan is logic]
;W[cp]
;B[dq]
;W[eq]
;B[er]
;W[fr]
;B[ep]
;W[fq]
;B[bp]
;W[bo]
;B[br]
;W[ap]C[White may keep the game simple by defending at X]MA[cn]
;B[aq]
;W[bq]
;B[oq]
;W[ar]C[The right decision]
;B[rj]
;W[ri]
;B[qi]
;W[sj]
;B[pj]
;W[sk]
;B[qj]
;W[rh]
;B[rg]
;W[qg]
;B[si]
;W[sh]
;B[sg]
;W[si]
;B[sm]
;W[pl]C[The trade is about equal, but the position is still favorable 
for White]
;B[cf]
;W[dj]C[White may keep the game simple by extending at X]MA[cj]
;B[dl]C[A brave move!]
;W[fk]
;B[cj]
;W[ci]
;B[bj]
;W[bi]
;B[di]
;W[ej]
;B[dk]
;W[bg]
;B[ch]
;W[dh]
;B[ei]
;W[cg]
;B[fl]
;W[fi]
;B[eh]
;W[dg]
;B[eg]
;W[bf]
;B[gl]C[White lost some territory here]
;W[fg]
;B[fh]LB[ef:B][gh:A]
(;W[gh]C[The only move -]
;B[ef]
;W[gi]
;B[ai]
;W[bh]
;B[gg]
;W[hg]
;B[gf]
;W[ih]C[Now the position is really close]
;B[hp]C[A strange move. I would prefer to extend at X instead]MA[iq]
;W[iq]
;B[ip]
;W[jq]C[White is happy to take some territory here]
;B[jp]
;W[ik]
;B[hk]
;W[ij]
;B[il]
;W[hf]
;B[ge]
;W[jl]
;B[ml]
;W[nm]
;B[jm]
;W[im]
;B[hl]
;W[km]
;B[jn]
;W[kk]LB[jc:A][jd:B]C[Too passive. White may think about the attack at A or B]
;B[kd]C[The most important place on the board. The position is still 
close]
;W[sb]
;B[ra]
;W[hb]
;B[gb]C[The right answer]
;W[ga]
;B[gc]
;W[ib]
;B[kb]
;W[go]
;B[hn]
;W[bl]
;B[cl]
;W[cm]
;B[dm]
;W[cn]
;B[kq]
;W[kr]
;B[lr]
;W[kp]
;B[lq]
;W[kn]
;B[ko]
;W[gn]
;B[ho]
;W[jr]
;B[eo]
;W[en]
;B[dn]
;W[do]
;B[ic]
;W[jb]
;B[jc]
;W[ha]
;B[ja]
;W[gm]
;B[hm]
;W[em]
;B[ek]
;W[fj]
;B[fm]
;W[fn]
;B[gp]
;W[fp]
;B[hj]
;W[hi]
;B[ki]LB[jh:A][lo:B]
(;W[jh]C[An urgent move -]
;B[kj]C[It is slightly better to defend at X in reverse sente]MA[ln]
;W[lo]
;B[lp]
;W[ln]
;B[mo]
;W[ke]
;B[ld]
;W[he]
;B[je]
;W[jf]
;B[hq]
;W[hr]
;B[ks]
;W[js]
;B[ls]
;W[ie]
;B[mm]
;W[rf]
;B[lk]
;W[kl]
;B[lg]
;W[og]
;B[mf]C[First of all Black has to play the atari at X, preventing White's 
ko threat]MA[el]
;W[nc]
;B[nb]
;W[fo]
;B[el]
;W[mg]
;B[ok]
;W[sf]
;B[mf]
;W[qb]
;B[pb]
;W[mg]
;B[ji]
;W[ii]
;B[mf]
;W[pa]C[The right move. Atari at X would be damaging]MA[qa]
;B[qa]
;W[mg]
;B[jj]
;W[jk]
;B[mf]
;W[po]
;B[oo]
;W[mg]
;B[nh]LB[db:B][is:A]C[Black has some ko threats around A and B, so he can continue 
this ko fight]
;W[hd]
;B[bk]
;W[al]
;B[kg]
;W[jg]
;B[gd]
;W[jd]C[Now White is slightly ahead. This is the last note.]
;B[id]
;W[ah]
;B[ak]
;W[bm]
;B[ck]
;W[kh]
;B[aj]
;W[je])
(;W[lo]
;B[lp]
;W[ln]
;B[mm]
;W[rf]
;B[jh]
;W[jg]
;B[jj]
;W[jk]
;B[ii]C[White must be afraid of this combination]))
(;W[ef]
;B[gh]
;W[ed]
;B[hp]C[The trade would be favorable for Black]))
(;B[lg]
;W[kf]
;B[ng]
;W[ld]
;B[ke]
;W[lc]
;B[mc]
;W[mb]
;B[nc]
;W[kb]
;B[je]
;W[sb]
;B[oe]
;W[pe]
;B[nf]
;W[oe]
;B[qa]C[The capturing race would be complicated]))
(;B[of]
;W[qh]
;B[oh]C[This is the simple way]))
(;B[cf]
;W[cd]
;B[dg]
;W[fc]
;B[ck]
;W[co]C[The opening would be equal]))
(;W[nl]
;B[mm]
;W[pk]
;B[np]
;W[so]C[This is the proper timing. The result would be slightly favorable 
for White]))
(;B[np]
;W[no]
;B[mn]LB[pk:A][mo:B]
(;W[pk]
;B[mo]
;W[so]
;B[nn]C[The difference would be more than 2-3 points])
(;W[mo]
;B[pk]
;W[mm]
;B[sk]
;W[nn]
;B[sm]
;W[oq]
;B[or]
;W[mq]
;B[nr]
;W[lr]
;B[rs]
;W[rr]
;B[sq]C[These variations are really complicated])))
(;W[on]
;B[sl]
;W[pn]
;B[kq]
;W[sm]
;B[sn]
;W[sp]
;B[sk]
;W[rr]
;B[ol]C[The result would be bad for White]))
(;W[qm]
;B[rm]
;W[ql]
;B[qk]
;W[rl]
;B[on]LB[rk:B][no:A]C[This is the wrong way. A and B would be the miai points]))
(;B[qq]
;W[rq]
;B[rr]
;W[sr]
;B[rs]
;W[qs]
;B[sp]
;W[ss]
;B[rr]
;W[rs]
;B[so]
;W[pr]
;B[sq]
;W[oq]
;B[rr]
;W[rq]C[... the result would be comfortable for White]))
(;W[ro]
;B[qp]
;W[pm]
;B[on]
;W[om]
;B[nn]
;W[qm]
;B[no]
;W[qj]C[It is also possible to keep the game simple]))
(;W[qo]
;B[oo]
;W[on]
;B[no]C[White's position would be poor]))
(;B[oo]
;W[on]
;B[no]
;W[pp]
;B[nq]
;W[qq]
;B[oq]
;W[nn]
;B[mo]
;W[rp]
;B[iq]C[This is the most popular pattern]))
