(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.00]

(;N[10_Kaori_Nakazawa Ayako.sgf]
(;B[pd]C[#20]
;W[dd]
;B[pp]
;W[dp]
;B[fq]
;W[cn]
;B[jp]
;W[qn]
;B[ql]
;W[qq]
;B[pq]
;W[qp]
;B[po]
;W[pn]
;B[qo]
;W[ro]
;B[rp]
;W[rq]
;B[rn]
;W[sp]
;B[rm]
;W[nn]
;B[mp]
;W[ok]
;B[qi]
;W[nc]
;B[pf]
;W[gc]
;B[oc]
;W[nd]
;B[kd]
;W[qc]
;B[ob]
;W[qe]
;B[pe]
;W[rf]
;B[qf]
;W[re]
;B[qd]
;W[rd]
;B[qb]
;W[rb]
;B[pc]
;W[rc]
;B[mk]
;W[ln]
;B[mm]
;W[mn]
;B[qr]
;W[rr]
;B[jm]
;W[jn]
;B[kq]
;W[lp]
;B[lq]
;W[in]
;B[fo]
;W[nm]
;B[km]
;W[kn]
;B[jk]
;W[qg]
;B[pg]
;W[qh]
;B[ph]
;W[ri]
;B[rh]
;W[rg]
;B[rj]
;W[sh]
;B[pj]
;W[np]
;B[nq]
;W[mo]
;B[mq]
;W[lm]
;B[cq]
;W[dq]
;B[dr]
;W[cp]
;B[br]
;W[bq]
;B[cr]
;W[ck]
;B[dl]
;W[cl]
;B[cd]
;W[cc]
;B[dc]
;W[ec]
;B[db]
;W[cb]
;B[ce]
;W[ed]
;B[bc]
;W[bb]
;B[ch]
;W[pk]
;B[qk]
;W[oj]
;B[oi]
;W[mj]
;B[lk]
;W[nj]
;B[mh]
;W[gp]
;B[fp]
;W[ip]
;B[iq]
;W[li]
;B[kg]
;W[ji]
;B[hl]
;W[kl]
;B[jl]
;W[jc]
;B[kc]
;W[kb]
;B[lb]
;W[jb]
;B[lc]
;W[bi]
;B[ci]
;W[bh]
;B[bg]
;W[cj]
;B[ab]
;W[bd]
;B[hc]
;W[hd]
;B[gd]
;W[be]
;B[id]
;W[he]
;B[gb]
;W[fc]
;B[ic]
;W[ie]
;B[jd]
;W[ei]
;B[ba]
;W[ac]
;B[gi]
;W[fg]
;B[gg]
;W[ff]
;B[ca]
;W[aa]
;B[ej]
;W[fi]
;B[ab]
;W[bc]
;B[fb]
;W[eb]
;B[fj]
;W[lh]
;B[lg]
;W[jh]
;B[gh]
;W[fh]
;B[hp]
;W[kk]
;B[kj]
;W[ll]
;B[jj]
;W[lj]
;B[gn]
;W[pr]
;B[or]
;W[fa]
;B[hb]
;W[qs]
;B[dm]
;W[oo]
;B[oq]
;W[ho]
;B[io]
;W[jo]
;B[ip]
;W[hn]
;B[bo]
;W[bn]
;B[bp]
;W[go]
;B[gq]
;W[gm]
;B[fn]
;W[hm]
;B[fl]
;W[dn]
;B[dj]
;W[di]
;B[fm]
;W[gl]
;B[gk]
;W[qa]
;B[an]
;W[am]
;B[gf]
;W[ge]
;B[bm]
;W[ao]
;B[cm]
;W[bl]
;B[ap]
;W[an]
;B[ga]
;W[ea]
;B[pm]
;W[jf]
;B[ii]
;W[co]
;B[aq]
;W[ih]
;B[hi]
;W[pb]
;B[en]
;W[dk]
;B[ek]
;W[al]
;B[kf]
;W[je]
;B[kp]
;W[ke]
;B[le]
;W[il]
;B[hk]
;W[im]
;B[op]
;W[ni]
;B[nh]
;W[ik]
;B[ij]
;W[oa]
;B[na]
;W[pa]
;B[sn]
;W[sj]
;B[sk]
;W[si]
;B[so]
;W[rp]
;B[os]
;W[ps]
;B[ol]
;W[nl]
;B[qm]
;W[on]
;B[lo]
;W[eq]
;B[er]
;W[ko]
;B[lp]
;W[no]
;B[hf]
;W[jg]
;B[om]
;W[ig]
;B[pl]
;W[kh]
;B[eo]
;W[if]
;B[ep]
;W[ki]
;B[mi]
;W[hg]
;B[do]
;W[hh]C[White: Chinen Kaori
Black Nakazawa Ayako]
;B[dh]C[B can just resign. But she tried something inside the moyo]
;W[cf]LB[aj:A]C[W has many working ways of defending. For example at A]
;B[ah]
;W[aj]LB[cg:A][bk:B]C[A and B are miai, White thought
But next move is a nice tesuji!]
;B[ag]C[Game over!])
(;B[qd]C[#19]
;W[cq]
;B[cd]
;W[qq]
;B[oc]
;W[ed]
;B[ec]
;W[fc]
;B[dc]
;W[gd]
;B[cf]
;W[kc]
;B[qj]
;W[jq]
;B[pn]
;W[np]
;B[dp]
;W[dq]
;B[ep]
;W[bo]
;B[dm]
;W[fr]
;B[qo]
;W[qp]
;B[nn]
;W[pi]
;B[qi]
;W[ph]
;B[pj]
;W[ni]
;B[oj]
;W[mg]
;B[mc]
;W[le]
;B[lj]
;W[oo]
;B[on]
;W[ro]
;B[rn]
;W[po]
;B[qn]
;W[mo]
;B[hp]
;W[io]
;B[hc]
;W[gb]
;B[kd]
;W[ld]
;B[lc]
;W[jc]
;B[jd]
;W[id]
;B[je]
;W[jf]
;B[ie]
;W[if]
;B[he]
;W[hd]
;B[fe]
;W[hg]
;B[ge]
;W[eb]
;B[ic]
;W[ib]
;B[lb]
;W[ja]
;B[fd]
;W[gc]
;B[kg]
;W[kh]
;B[jh]
;W[kf]
;B[lh]
;W[lg]
;B[ki]
;W[fg]
;B[gh]
;W[gg]
;B[dg]
;W[fi]
;B[fh]
;W[ef]
;B[ee]
;W[eh]
;B[eg]
;W[hi]
;B[ei]
;W[gi]
;B[dh]
;W[fk]
;B[ej]
;W[bm]
;B[kn]
;W[il]
;B[hk]
;W[ik]
;B[fj]
;W[hl]
;B[gj]
;W[ij]
;B[lm]
;W[jo]
;B[qg]
;W[pg]
;B[qf]
;W[kl]
;B[ll]
;W[fp]
;B[eq]
;W[er]
;B[fq]
;W[gq]
;B[gp]
;W[fo]
;B[gn]
;W[fm]
;B[fn]
;W[do]
;B[em]
;W[eo]
;B[gl]
;W[gm]
;B[hm]
;W[fl]
;B[hn]
;W[oe]
;B[gk]
;W[pd]
;B[pc]
;W[pf]
;B[qe]
;W[hq]
;B[ip]
;W[jp]
;B[bk]
;W[cb]
;B[ko]
;W[kp]
;B[db]
;W[da]
;B[bc]
;W[cl]
;B[dk]
;W[ck]
;B[cj]
;W[kk]
;B[lk]
;W[cc]
;B[dd]
;W[bb]
;B[rp]
;W[rq]
;B[so]
;W[bd]
;B[be]
;W[ac]
;B[cn]
;W[cm]
;B[dn]
;W[bn]
;B[oi]
;W[oh]
;B[ne]
;W[nf]
;B[sq]
;W[nd]
(;B[rr]C[Kim In (B) vs Seo Bongsoo

Kim, 9-dan played regular yose move and lost the game]
;W[qr]
;B[kb]
;W[jb]
;B[no]
;W[mp]
;B[op]
;W[pp]
;B[oq]
;W[rs]
;B[sr]
;W[or]C[In real game B got nothing])
(;B[no]
;W[mp]
;B[pr]C[Black missed this combination!

W cannot keep his corner now]))
(;B[pd]C[#18]
;W[dd]
;B[pq]
;W[dp]
;B[qk]
;W[mp]
;B[po]
;W[jp]
;B[fc]
;W[hc]
;B[cc]
;W[dc]
;B[cd]
;W[de]
;B[db]
;W[eb]
;B[cb]
;W[ec]
;B[cf]
;W[nc]
;B[pf]
;W[pb]
;B[qc]
;W[ld]
;B[fq]
;W[fp]
;B[gp]
;W[eq]
;B[fo]
;W[ep]
;B[fr]
;W[go]
;B[ho]
;W[gn]
;B[hq]
;W[jr]
;B[hn]
;W[gm]
;B[jn]
;W[nq]
;B[cg]
;W[il]
;B[kl]
;W[mn]
;B[er]
;W[cq]
;B[hm]
;W[hl]
;B[gl]
;W[en]
;B[gk]
;W[ij]
;B[em]
;W[fn]
;B[ip]
;W[ek]
;B[gi]
;W[ih]
;B[gg]
;W[ck]
;B[hf]
;W[jd]
;B[ke]
;W[je]
;B[fe]
;W[gc]
;B[jf]
;W[kf]
;B[jg]
;W[lj]
;B[le]
;W[kd]
;B[lk]
;W[mi]
;B[mk]
;W[lg]
;B[me]
;W[oi]
;B[qi]
;W[og]
;B[kg]
;W[qh]
;B[lh]
;W[mh]
;B[mg]
;W[kj]
;B[ph]
;W[pg]
;B[qg]
;W[rh]
;B[rg]
;W[pi]
;B[ri]
;W[ok]
;B[sh]
;W[hj]
;B[bk]
;W[bj]
;B[cl]
;W[dj]
;B[gj]
;W[jm]
;B[dn]
;W[bl]
;B[bm]
;W[dl]
;B[dm]
;W[cm]
;B[cn]
;W[jo]
;B[dr]
;W[bo]
;B[el]
;W[iq]
;B[hr]
;W[io]
;B[hp]
;W[am]
;B[cl]
;W[ak]
;B[ol]
;W[nl]
;B[nm]
;W[pl]
;B[om]
;W[pk]
;B[mm]
;W[pm]
;B[oo]
;W[ro]
;B[rp]
;W[lm]
;B[km]
;W[qp]
;B[qo]
;W[rq]
;B[rn]
;W[sp]
;B[ln]
;W[rm]
;B[qn]
;W[pr]
;B[sn]
;W[in]
;B[qr]
;W[pp]
;B[im]
;W[kn]
;B[jl]
;W[lo]
;B[nk]
;W[kh]
;B[lf]
;W[jk]
;B[hk]
;W[kk]
;B[ll]
;W[nj]
;B[nh]
;W[ng]
;B[oh]
;W[qh]
;B[rh]
;W[ni]
;B[qh]
;W[pj]
;B[op]
;W[qq]
;B[oq]
;W[or]
;B[jh]
;W[ji]
;B[ik]
;W[qj]
;B[rk]
;W[rj]
;B[qm]
;W[ql]
;B[rl]
;W[sk]
;B[sm]
;W[ki]
;B[ob]
;W[oc]
;B[pc]
;W[nb]
;B[qb]
;W[oa]
;B[md]
;W[mc]
;B[ci]
;W[bn]
;B[dk]
;W[cj]
;B[ir]
;W[jq]
;B[js]
;W[ks]
;B[is]
;W[kr]
;B[rr]
;W[sr]
;B[so]
;W[qs]
;B[br]
;W[cr]
;B[cs]
;W[bq]
;B[fd]
;W[fb]
;B[bi]
;W[ai]
;B[bh]
;W[qa]
;B[rb]
;W[ce]
;B[be]
;W[ra]
;B[df]
;W[bf]
;B[bd]
;W[ei]
;B[eh]
;W[ar]
;B[bs]
;W[ef]
;B[ee]
;W[dh]C[Yoo Changhyuk (B) vs Cho Hunhyun]
;B[di]C[Yoo Changhyuk, 9p decided to cut here, but it's a big mistake]
;W[bg]C[Black missed this tesuji!]
;B[ag]
;W[dg]
;B[af]
;W[fh]C[Finally B lost lot of points in the center]))
(;N[11_Gu Li.Zhang Xiang.sgf]
;B[qd]C[#17]
;W[dc]
;B[dq]
;W[do]
;B[eo]
;W[dn]
;B[dp]
;W[en]
;B[fo]
;W[fn]
;B[go]
;W[pp]
;B[nq]
;W[qn]
;B[cf]
;W[ci]
;B[di]
;W[cj]
;B[ch]
;W[dj]
;B[cc]
;W[kq]
;B[dd]
;W[ec]
;B[cb]
;W[hq]
;B[gr]
;W[ic]
;B[kc]
;W[ed]
;B[pq]
;W[qq]
;B[qr]
;W[oq]
;B[pr]
;W[op]
;B[or]
;W[rq]
;B[np]
;W[mr]
;B[nr]
;W[gq]
;B[fr]
;W[ko]
;B[nn]
;W[qk]
;B[od]
;W[bp]
;B[bq]
;W[cp]
;B[cq]
;W[de]
;B[cd]
;W[dh]
;B[ee]
;W[fe]
;B[ef]
;W[cg]
;B[dg]
;W[bh]
;B[ff]
;W[ge]
;B[qi]
;W[mc]
;B[ld]
;W[pc]
;B[pd]
;W[qc]
;B[oc]
;W[ob]
;B[nb]
;W[pa]
;B[gc]
;W[hc]
;B[gb]
;W[gf]
;B[eh]
;W[ei]
;B[gg]
;W[hg]
;B[gh]
;W[gd]
;B[nc]
;W[rd]
;B[re]
;W[rc]
;B[jb]
;W[ke]
;B[kg]
;W[fb]
;B[fc]
;W[eb]
;B[ib]
;W[hb]
;B[ha]
;W[ga]
;B[fa]
;W[ia]
;B[ja]
;W[fd]
;B[ga]
;W[ea]
;B[ia]
;W[jc]
;B[lb]
;W[kd]
;B[md]
;W[if]
;B[io]
;W[km]
;B[rr]
;W[fh]
;B[fg]
;W[eg]
;B[df]
;W[ip]
;B[qo]
;W[ro]
;B[rn]
;W[qp]
;B[qm]
;W[pn]
;B[rm]
;W[pm]
;B[rk]
;W[ql]
;B[rl]
;W[mo]
;B[no]
;W[nl]
;B[pl]
;W[qj]
;B[ok]
;W[rj]
;B[ri]
;W[pj]
;B[sj]
;W[sk]
;B[sl]
;W[pi]
;B[ol]
;W[so]
;B[sp]
;W[om]
;B[nk]
;W[nm]
;B[sn]
;W[rp]
;B[mn]
;W[sq]
;B[lo]
;W[ni]
;B[lk]
;W[li]
;B[ml]
;W[ji]
;B[mh]
;W[lh]
;B[lp]
;W[jo]
;B[je]
;W[jf]
;B[kf]
;W[jd]
;B[mg]
;W[mi]
;B[qg]
;W[pg]
;B[og]
;W[ph]
;B[qf]
;W[bf]
;B[be]
;W[fq]
;B[eq]
;W[mm]
;B[lm]
;W[kl]
;B[ll]
;W[hm]
;B[in]
;W[im]
;B[gn]
;W[gm]
;B[gi]
;W[jn]
;B[ln]
;W[hr]
;B[ap]
;W[bo]
;B[ao]
;W[an]
;B[aq]
;W[bn]
;B[lr]
;W[lq]
;B[mq]
;W[kr]
;B[ms]
;W[gj]
;B[ii]
;W[jj]
;B[ih]
;W[fj]
;B[ig]
;W[ie]
;B[hk]
;W[pf]
;B[kp]
;W[jp]
;B[ks]
;W[jr]
;B[af]
;W[bg]
;B[ra]
;W[rb]
;B[na]
;W[qa]
;B[pb]
;W[sa]
;B[oa]
;W[sg]LB[se:A][rh:B]C[Gu Li played this tesuji against Zhang Xiang
Black resigned after seeing this tesuji
It makes miai: A-B])
(;N[6.sgf]
(;B[pd]C[#16]
;W[dd]
;B[pq]
;W[dp]
;B[qk]
;W[gq]
;B[cf]
;W[ci]
;B[cc]
;W[cd]
;B[dc]
;W[ed]
;B[bd]
;W[be]
;B[bc]
;W[ce]
;B[fc]
;W[co]
;B[kp]
;W[qf]
;B[qe]
;W[pf]
;B[nd]
;W[qi]
;B[oj]
;W[oh]
;B[po]
;W[iq]
;B[ef]
;W[fd]
;B[gc]
;W[gd]
;B[hd]
;W[he]
;B[id]
;W[gf]
;B[ei]
;W[gi]
;B[ek]
;W[ck]
;B[gk]
;W[jo]
;B[ch]
;W[bh]
;B[em]
;W[ko]
;B[qj]
;W[ri]
;B[lp]
;W[qq]
;B[qp]
;W[qc]
;B[rf]
;W[oc]
;B[od]
;W[nb]
;B[pc]
;W[pb]
;B[nc]
;W[ob]
;B[rc]
;W[qb]
;B[rg]
;W[oi]
;B[mj]
;W[mh]
;B[lc]
;W[qd]
;B[pe]
;W[rd]
;B[of]
;W[kh]
;B[jj]
;W[lo]
;B[ih]
;W[ie]
;B[je]
;W[jf]
;B[if]
;W[ii]
;B[jg]
;W[ji]
;B[hf]
;W[ge]
;B[kf]
;W[kj]
;B[li]
;W[lh]
;B[gh]
;W[dh]
;B[eh]
;W[fg]
;B[eg]
;W[cg]
;B[ki]
;W[pj]
;B[ok]
;W[jh]
;B[jk]
;W[fh]
;B[bf]
;W[hh]
;B[hj]
;W[ec]
;B[eb]
;W[db]
;B[fb]
;W[fj]
;B[ej]
;W[hi]
;B[cl]
;W[bl]
;B[fo]
;W[fk]
;B[fl]
;W[dl]
;B[cm]
;W[dk]
;B[el]
;W[dm]
;B[fq]
;W[mp]
;B[gp]
;W[op]
;B[pp]
;W[mq]
;B[hq]
;W[ir]
;B[hg]
;W[gg]
;B[dr]
;W[gr]
;B[fr]
;W[hr]
;B[df]
;W[pk]
;B[pl]
;W[pi]
;B[rl]
;W[ae]
;B[ag]
;W[pg]
;B[re]
;W[nf]
;B[ng]
;W[ig]
;B[jf]
;W[bb]
;B[cb]
;W[bg]
;B[af]
;W[hl]
;B[hk]
;W[nj]
;B[nk]
;W[lj]
;B[mi]
;W[mk]
;B[ni]
;W[nh]
;B[nj]
;W[og]
;B[mf]
;W[mg]
;B[oe]
;W[lf]
;B[me]
;W[jd]
;B[kd]
;W[jc]
;B[ic]
;W[fi]
;B[qh]
;W[gl]
;B[im]
;W[rh]
;B[qg]
;W[ol]
;B[nl]
;W[om]
;B[ml]
;W[ib]
;B[hc]
;W[hn]
;B[hm]
;W[mb]
;B[jb]
;W[le]
;B[ld]
;W[mc]
;B[md]
;W[rj]TR[ec][cd][dd][ed][fd][gd][ae][be][ce][ge][he][ie][le][gf][lf][nf][pf][qf][fg][gg][ig][mg][og][pg][fh][hh][jh][kh][lh][mh][nh][oh][rh][fi][gi][hi][ii][ji][oi][pi][qi][ri][fj][pj][fk][pk]C[Ko Geuntae (B) vs Cho Heyeong (W)

B wants to kill this huge group, but only 1 move works here]
(;B[ql]C[The only move, w]
;W[sk]
;B[sh]C[Here W resigned. Her group cannot live]
;W[rk]
;B[si]
;W[qn]
;B[pm]
;W[pn]
;B[on]
;W[nm]
;B[rn]
;W[rm]
;B[qo]C[Nothing works])
(;B[rk]
;W[pm]
;B[ql]
;W[sj]
;B[sh]
;W[rm]
;B[qm]
;W[qn]
;B[rn]
;W[sl]
;B[sm]
;W[sk]C[W will live]))
(;B[qd]C[#15]
;W[dd]
;B[pq]
;W[dp]
;B[fc]
;W[cf]
;B[db]
;W[cc]
;B[ic]
;W[oc]
;B[pf]
;W[jc]
;B[jd]
;W[kc]
;B[id]
;W[kd]
;B[fq]
;W[cn]
;B[qk]
;W[eq]
;B[fp]
;W[jp]
;B[mp]
;W[jn]
;B[fm]
;W[hp]
;B[dm]
;W[eo]
;B[fo]
;W[en]
;B[fn]
;W[em]
;B[fl]
;W[el]
;B[fk]
;W[dj]
;B[jl]
;W[ln]
;B[lp]
;W[hm]
;B[ik]
;W[nn]
;B[nl]
;W[po]
;B[pp]
;W[qo]
;B[pm]
;W[op]
;B[oq]
;W[qm]
;B[pl]
;W[rq]
;B[rr]
;W[rp]
;B[qr]
;W[kq]
;B[lr]
;W[np]
;B[mr]
;W[pn]
;B[ke]
;W[le]
;B[nd]
;W[od]
;B[ne]
;W[nc]
;B[md]
;W[mc]
;B[ld]
;W[fi]
;B[qb]
;W[ib]
;B[hb]
;W[jb]TR[hm][jn][ln][nn][pn][po][np][op]C[Xie He (b) vs Huang Yizhong. Black to play]
;B[mn]
;W[mo]
;B[kn]
;W[km]
;B[ko]
;W[mm]
;B[jm]C[Even such a strong group can be separated]
;W[fr]
;B[gr]
;W[er]
;B[hq]))
(;N[7_choi.sgf]
;B[qd]C[#14]
;W[dp]
;B[pq]
;W[dc]
;B[oc]
;W[qn]
;B[po]
;W[rp]
;B[ql]
;W[qq]
;B[qo]
;W[ro]
;B[pn]
;W[pr]
;B[oq]
;W[or]
;B[mq]
;W[de]
;B[id]
;W[ph]
;B[qf]
;W[nh]
;B[lh]
;W[ok]
;B[mk]
;W[qk]
;B[og]
;W[oh]
;B[ng]
;W[qg]
;B[rg]
;W[pf]
;B[pg]
;W[qh]
;B[mg]
;W[rf]
;B[qe]
;W[ib]
;B[ec]
;W[gc]
;B[cc]
;W[dd]
;B[db]
;W[cd]
;B[bc]
;W[cb]
;B[bb]
;W[eb]
;B[ca]
;W[ed]
;B[jc]
;W[jb]
;B[kc]
;W[kb]
;B[lb]
;W[fq]
;B[bo]
;W[bp]
;B[cp]
;W[co]
;B[cq]
;W[bq]
;B[do]
;W[cn]
;B[dq]
;W[ep]
;B[bn]
;W[br]
;B[cm]
;W[dn]
;B[em]
;W[en]
;B[fn]
;W[dm]
;B[dl]
;W[eo]
;B[cl]
;W[dh]
;B[hr]
;W[el]
;B[fr]
;W[er]
;B[gq]
;W[fs]
;B[fm]
;W[ek]
;B[dj]
;W[ej]
;B[di]
;W[ei]
;B[ch]
;W[cg]
;B[eh]
;W[dg]
;B[bh]
;W[gp]
;B[hp]
;W[go]
;B[gr]
;W[eq]
;B[hm]
;W[ho]
;B[jp]
;W[jo]
;B[ip]
;W[io]
;B[hj]
;W[gh]
;B[rh]
;W[ri]
;B[re]
;W[qm]
;B[pl]
;W[rl]
;B[rk]
;W[rm]
;B[nr]
;W[np]
;B[qr]
;W[rr]
;B[mp]
;W[no]
;B[nq]
;W[mb]
;B[lc]
;W[la]
;B[nb]
;W[mc]
;B[na]
;W[ma]
;B[md]
;W[nc]
;B[nd]
;W[ka]
;B[ob]
;W[jm]
;B[jl]
;W[kp]
;B[kq]
;W[kl]
;B[jk]
;W[ih]
;B[he]
;W[gl]
;B[km]
;W[ll]
;B[ol]
;W[ln]
;B[lk]
;W[ml]
;B[kk]
;W[im]
;B[hl]
;W[il]
;B[ik]
;W[gk]
;B[pk]
;W[qj]
;B[ko]
;W[bg]
;B[bj]
;W[lp]
;B[lo]
;W[kn]
;B[mo]
;W[hk]
;B[hg]
;W[hh]
;B[ig]
;W[jh]
;B[jg]
;W[dk]
;B[ag]
;W[ck]
;B[bk]
;W[af]
;B[ah]
;W[ea]
;B[da]
;W[fe]
;B[gb]
;W[fb]
;B[hc]
;W[hb]
;B[gd]
;W[fc]
;B[kh]
;W[nn]
;B[pj]
;W[nl]
;B[mn]
;W[nm]
;B[ni]
;W[sh]
;B[sf]
;W[ji]
;B[gf]
;W[ff]
;B[gg]
;W[fg]
;B[ij]
;W[bd]
;B[gj]
;W[nk]
;B[oi]
;W[sk]
;B[fi]
;W[fh]
;B[os]
;W[ki]
;B[li]
;W[qs]
;B[ae]
;W[bf]
;B[ad]C[Lee Changho(B) vs Kobayashi Koichi]
(;W[ao]
;B[bm]C[Kobayashi played regular yose and lost])
(;W[cj]
;B[ci]
;W[aj]C[He missed this tesuji]
(;B[bi]
;W[ao]
;B[bm]
;W[an]C[Now this is sente]
;B[am]
;W[ap]
;B[ak]C[B has only 5 points inside])
(;B[ak]
;W[bm]
;B[bl]
;W[am]C[B cannot play this way, because of damedzumari])))
(;N[9_lee-changho.sgf]
(;B[pd]C[#13]
;W[dp]
;B[pp]
;W[dd]
;B[pj]
;W[nc]
;B[nd]
;W[md]
;B[ne]
;W[pc]
;B[qc]
;W[ob]
;B[pb]
;W[oc]
;B[qd]
;W[kd]
;B[me]
;W[nq]
;B[np]
;W[mp]
;B[no]
;W[oq]
;B[pq]
;W[kq]
;B[mo]
;W[lp]C[White: Cho Hunhyun
Black Lee Changho]
(;B[lr]C[Not really useful, because W can play tenuki, like in the real game, but the meaning is deep]
(;W[ql]
;B[qk]
;W[qn]
;B[ro]
;W[ok]
;B[pk]
;W[pl]
;B[lo]
;W[oj]
;B[pi]
;W[nm]
;B[mq]
;W[kr]
;B[nr]
;W[oi]
;B[oh]
;W[ph]
;B[rk]
;W[nh]
;B[og]
;W[ng]
;B[of]
;W[ko]
;B[kn]
;W[jo]
;B[dq]
;W[cq]
;B[eq]
;W[cp]
;B[ep]
;W[hq]
;B[gq]
;W[gp]
;B[hp]
;W[go]
;B[hr]
;W[iq]
;B[en]
;W[cm]
;B[fr]
;W[fc]
;B[bd]
;W[cc]
;B[cg]
;W[bf]
;B[cf]
;W[bg]
;B[de]
;W[be]
;B[ed]
;W[ce]
;B[ec]
;W[ee]
;B[fd]
;W[gc]
;B[gd]
;W[hc]
;B[hd]
;W[ic]
;B[df]
;W[ff]
;B[ch]
;W[fh]
;B[ef]
;W[rl]
;B[qh]
;W[fe]
;B[cd]
;W[dc]
;B[bc]
;W[bb]
;B[cb]
;W[db]
;B[ba]
;W[ca]
;B[ab]
;W[aa]
;B[fg]
;W[gg]
;B[ba]
;W[or]
;B[pr]
;W[aa]
;B[eg]
;W[he]
;B[gh]
;W[ge]
;B[ba]
;W[eb]
;B[bh]
;W[aa]
;B[ld]
;W[mc]
;B[ba]
;W[cb]
;B[ae]
;W[ad]
;B[ac]
;W[aa]
;B[le]
;W[ad]
;B[lc]
;W[qb]
;B[rb]
;W[pa]
;B[ir]
;W[ls]
;B[mr]
;W[jn]
;B[cl]
;W[bl]
;B[bm]
;W[bk]
;B[mb]
;W[ra]
;B[sb]
;W[na]
;B[kb]
;W[ma]
;B[co]
;W[bn]
;B[bo]
;W[fi]
;B[hg]
;W[gf]
;B[dj]
;W[ek]
;B[dl]
;W[cj]
;B[dk]
;W[dm]
;B[em]
;W[di]
;B[ci]
;W[am]
;B[cn]
;W[dh]
;B[bj]
;W[ck]
;B[dn]
;W[ah]
;B[id]
;W[ie]
;B[jd]
;W[je]
;B[jc]
;W[jb]
;B[kc]
;W[jg]
;B[km]
;W[rn]
;B[mi]
;W[mk]
;B[jq]
;W[ip]
;B[jr]
;W[ho]
;B[jp]
;W[kp]
;B[in]
;W[im]
;B[hn]
;W[gm]
;B[gn]
;W[fn]
;B[fm]
;W[hm]
;B[fo]
;W[jm]
;B[lk]
;W[mj]
;B[mm]
;W[lj]
;B[kk]
;W[gk]
;B[fn]
;W[io]
;B[lb]
;W[nb]
;B[ai]
;W[ag]
;B[jj]
;W[ii]
;B[ak]
;W[eh]
;B[ji]
;W[sk]
;B[hj]
;W[gi]
;B[sj]
;W[sl]
;B[rj]
;W[bm]
;B[el]
;W[rp]
;B[qo]
;W[so]
;B[rq]
;W[qp]
;B[po]
;W[qq]
;B[qr]
;W[sp]
;B[hi]
;W[ih]
;B[hh]
;W[ij]
;B[jf]
;W[ik]
;B[if]
;W[dg]
;B[kg]
;W[ao]
;B[bp]
;W[rr]
;B[rs]
;W[sr]
;B[ni]
;W[lh]
;B[li]
;W[kh]
;B[mh]
;W[lg]
;B[kf]
;W[mg]
;B[ki]
;W[jh]
;B[om]
;W[ol]
;B[pm]
;W[pn]
;B[hk]
;W[jk]
;B[kj]
;W[fl]
;B[nn]
;W[qm]
;B[ib]
;W[hb]
;B[ja]
;W[on]
;B[ha]
;W[fb]
;B[ej]
;W[fk]
;B[hl]
;W[gl]
;B[nl]
;W[om]
;B[ml]
;W[bi]
;B[ga]
;W[ke]
;B[lf]
;W[ap]
;B[aq]
;W[an]
;B[bq]
;W[js]
;B[is]
;W[ks]
;B[os]
;W[od]
;B[oe]
;W[fp]
;B[kl]
;W[fq]
;B[gr]
;W[la]
;B[fa]
;W[ka]
;B[ea]
;W[ms])
(;W[kr]
;B[nr]
;W[or]
;B[mq]
;W[pr]
;B[qr]
;W[lq]
;B[mr]
;W[ls]LB[cj:A]C[Black's cutting point is protected in sente, so he can play at A])
(;W[mr]
;B[qn]LB[iq:A]C[Now Black can defend. Later he can get useful sente move at A]))
(;B[qn]
;W[dj]C[W has sente]))
(;B[pd]C[#12]
;W[dp]
;B[qp]
;W[dd]
;B[fq]
;W[cn]
;B[dr]
;W[cq]
;B[iq]
;W[qj]
;B[fc]
;W[cf]
;B[db]
;W[cc]
;B[ic]
;W[qg]
;B[op]
;W[qm]
;B[pf]
;W[ob]
;B[oc]
;W[pc]
;B[od]
;W[qc]
;B[nb]
;W[re]
;B[pg]
;W[qh]
;B[fe]
;W[di]
;B[fh]C[White: Lee Changho
Black: Choi Myunghun]
(;W[kh]TR[og][pg][fh][gh][hh][ih][jh][lh][mh][nh]C[Standard choice. Usually we invade in the middle of the line, between marked stones]
;B[kj]C[B decided to play actively]
;W[je]
(;B[jg]C[Sharp idea! -]
;W[kg]
;B[kf]
;W[jf]
;B[ig]C[Ladder is good for B
His plan looks sharp]
;W[mb]C[Great tesuji!]
(;B[mc]
;W[lc]C[1st line connection is not best. This plan is more active]
;B[kd]
;W[md]
;B[nc]
;W[ke]
;B[ld]
;W[jd]
;B[le]
;W[lf]
;B[jc]
;W[id]
;B[hc]
;W[or]C[W got cutting stone in sente
Still he can use aji of stones he sacrificed
W's tesuji was successful!

Finally Lee Changho won this game without problems
He is good at winning favorable positions])
(;B[pb]
;W[lf]
;B[ke]
;W[kd]
;B[le]
;W[me]
;B[ld]
;W[lc]
;B[md]
;W[nd]C[Ladder works now]))
(;B[kd]
;W[ke]
;B[ld]
;W[id]
;B[hc]
;W[ii]C[This way W can easily create sabaki]))
(;W[jd]
;B[jf]C[Classic shoulder hit is too deep here]))
(;B[qd]C[#11]
;W[dp]
;B[cd]
;W[qp]
;B[oc]
;W[ed]
;B[ec]
;W[fc]
;B[dc]
;W[fd]
;B[cf]
;W[jd]
;B[nq]
;W[pq]
;B[jp]
;W[hq]
;B[no]
;W[mp]
;B[np]
;W[qm]
;B[fq]
;W[ho]
;B[cq]
;W[dq]
;B[cp]
;W[do]
;B[dr]
;W[er]
;B[cr]
;W[eq]
;B[cn]
;W[kq]
;B[lo]
;W[jq]
;B[lc]
;W[nm]
;B[po]
;W[qo]
;B[lm]
;W[mk]
;B[qg]
;W[kl]
;B[km]
;W[jl]
;B[in]
;W[qc]
;B[pd]
;W[rd]
;B[re]
;W[pb]
;B[rb]
;W[le]
;B[jc]
;W[ic]
;B[kd]
;W[ke]
;B[id]
;W[je]
;B[hc]
;W[ib]
;B[hb]
;W[hd]
;B[ie]
;W[jb]
;B[he]
;W[kc]
;B[gd]
;W[gb]
;B[ff]
;W[ha]
;B[lb]
;W[cl]
;B[cm]
;W[dl]
;B[hn]
;W[ch]
;B[go]
;W[fo]
;B[hp]
;W[gq]
;B[ig]
;W[qi]
;B[qh]
;W[hg]
;B[gg]
;W[hh]
;B[hf]
;W[de]
;B[ce]
;W[kp]
;B[ko]
;W[ip]
;B[io]
;W[jo]
;B[il]
;W[eg]
;B[gh]
;W[hi]
;B[gi]
;W[hj]
;B[ei]
;W[dj]
;B[dh]
;W[di]
;B[eh]
;W[pi]
;B[og]
;W[ob]
;B[nb]
;W[rc]
;B[sd]
;W[oe]
;B[nc]
;W[ik]
;B[hl]
;W[ri]
;B[nf]
;W[mf]
;B[ne]
;W[rf]
;B[qe]C[Kato Masao (B) vs Rin Kaiho]
(;W[sg]C[Rin played yose. He thought, the group is dead
But it was possible to get a ko!]
;B[se])
(;W[sc]
;B[oa]
;W[se]
;B[sg]
;W[ra]
;B[sb]C[Dead])
(;W[se]C[Rin Kaiho missed this great tesuji!]
;B[sf]
;W[sc]
;B[se]
;W[ra]
;B[qa]
;W[sb]C[Now it's a ko fight!]))))
