The Magic of Kifu

(;FF[4]CA[UTF-8]SZ[19]AP[GOWrite:3.0.15]GM[1]ST[2]FG[257:]SO[Go4Go.net]PM[2]GN[ ]PB[Park Sohyun]BR[3p]EV[8th Korean Daejoo Cup, round 1]DT[2021-02-18]KM[6.50]RE[B+20.50]PW[Kim Dongyeop]WR[9p]RU[Japanese] ;B[pd];W[dc];B[pp];W[dp];B[de];W[ce];B[cf];W[cd];B[cn];W[dj];B[fq];W[fp];B[gp];W[fo];B[dq];W[cq];B[eq];W[cp];B[hq];W[df];B[qn];W[nc];B[pf];W[kd] ;FG[257:]PM[2]MN[1] ;B[cj];W[ck];B[dk];W[cl];B[ef];W[dg];B[ej];W[di] ;C[It's a beatiful move, which lookes like a great tesuji, but it's not really working, if W finds the best answer. We can also find this shape in ancient L&D books]B[dh] ( ;FG[257:]PM[2];W[eg];B[ci] ( ;C[One more mistake. It's better to run and let B spoil the shape]W[dl] ;C[This was the real game. Big success for B. Finally she won this game If we trust the Go proverb - Tortoise Shell is 60 points. Here it's not that exspensive, but anyway B is so happy to get such a powerful shape inside White's moyo]B[ei] ;FG[257:]PM[2];W[cg];B[en];W[fk];B[ep];W[ek];B[eo];W[gi];B[ic];W[hd];B[id];W[ie];B[he];W[gc];B[je];W[if];B[jd];W[pb];B[bm];W[bl];B[bo];W[kc];B[gb];W[fb];B[ke];W[jg];B[me];W[qc];B[hh];W[ji];B[gh];W[fi];B[fh];W[eh];B[ge];W[hb];B[hi];W[hk];B[jj];W[ki];B[hj];W[gk];B[ik];W[kj];B[kk];W[lk];B[kl];W[ll];B[km];W[mg];B[mc];W[nd];B[md];W[ne];B[ib];W[pi];B[mj];W[lj];B[qi];W[qh];B[ph];W[qg];B[qj];W[pg];B[oh];W[og];B[oq];W[qq];B[or];W[mn];B[lo];W[ql];B[pk];W[pn];B[qo];W[pl];B[ol];W[om];B[nl];W[oj];B[ok];W[lm];B[nm];W[nn];B[oo];W[on];B[ni];W[nh];B[oi];W[mi];B[nj];W[ln];B[kn];W[mb];B[lb];W[nb];B[kb];W[np];B[mq];W[hm];B[hn];W[gn];B[im];W[ho];B[gm];W[in];B[hl];W[fm];B[hn];W[mk];B[nk];W[hm];B[mf];W[nf];B[hn];W[nq];B[gl];W[dj];B[mp];W[bp];B[br];W[cr];B[em];W[bs];B[ar];W[no];B[nr];W[lf];B[le];W[gd];B[rh];W[ri];B[rj];W[rl];B[qm];W[pm];B[rm];W[fe];B[sg];W[rg];B[si];W[sf];B[gf];W[ff];B[fg];W[hf];B[gg];W[sh];B[bh];W[bg];B[bj];W[ai];B[sg];W[op];B[qp];W[sh];B[lg];W[lh];B[sg];W[ii];B[ij];W[sh];B[di];W[aj];B[dk];W[el];B[ah];W[ak];B[sg];W[dr];B[ap];W[sh];B[gj];W[fj];B[sg];W[pq];B[rq];W[sh];B[ee];W[fd];B[sg];W[aq];B[bq];W[sh];B[bf];W[af];B[sg];W[rp];B[qr];W[sh];B[be];W[bd];B[sg];W[kg];B[ia];W[sh];B[fl];W[bi];B[sg];W[il];B[jl];W[sh];B[dm];W[ag];B[sg];W[ch];B[sh];W[rf];B[sl];W[sk];B[sm];W[rk];B[ga];W[sj];B[fa];W[ea];B[ha];W[eb];B[ri];W[am];B[an];W[al];B[cm];W[la];B[ka];W[ma];B[ih];W[jh];B[po];W[hc];B[kf];W[lg];B[mo];W[jf];B[pj];W[ig];B[mm];W[hg];B[ml];W[qk] ) ( ;FG[257:]PM[2]MN[1] ;W[ei];B[eh];W[fi];B[fg];W[cg];B[bg];W[bf];B[ch];W[cf];B[fh] ;C[Now White has bad shape from the other side. But Black's group is still under attack and in the real game it was almost alive locally. According to KataGo White is few points ahead]W[gi] ) ) ( ;FG[257:]PM[2]MN[1] ;C[Best answer according to KataGo]W[ei] ;B[cg];W[eg];B[eh];W[fg];B[fi];W[ci];B[bi];W[bj];B[ch];W[cj];B[fh] ;C[White got a heavy shape. This is probably the reason, why Kim, 9d refused to play like this. But he is korean pro! Not a Japanese pro. In Korea they often use moves, which works well, even it's a bad shape According to KataGo Black is 6 points behind now]W[gg] ) )