(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2] RU[Japanese]SZ[19]KM[8.00] PW[Lee Sedol]PB[Andy Liu]WR[9p]BR[1p]DT[2016-04-20]EV[8th Ing Cup, round 1]SO[Go4Go.net]C[Andy Liu 1p vs Lee Sedol 9p - 8th Ing Cup, Round 1]RE[W+Resign] ;B[qd] ;W[pp] ;B[dc] ;W[dp] ;B[cf] ;W[nc]C[Trying to avoid being pincered severly?] (;B[kd]C[pincered anyway!] ;W[qc]C[into the corner, makes sense] (;B[pc]C[gotta separate white] ;W[pd] (;B[qb] ;W[rc] ;B[od] ;W[pe] ;B[oc] ;W[qf] ;B[oe] ;W[of] ;B[nf] ;W[og] ;B[ng] ;W[oh] ;B[qe] ;W[pf] ;B[rb] ;W[re]C[This is consistent with black's strategy, the top side look very nice and black has sente. White has decent territory and good thickness facing the bottom right 4-4 stone. ] (;B[qn]C[Not really my style, I would prefere to build than invade white's moyo, which isn't territory yet anyway. Leela agrees with black's move though] ;W[qo] ;B[pn] ;W[np] (;B[qj]C[A bit too close to white's strength? ] ;W[ql] ;B[rl] (;W[rm] ;B[rn] ;W[rk] ;B[pl] ;W[qk] ;B[pk] ;W[rj] ;B[mm]TR[pg][qg][rg][sg][ph][qh][rh][sh][qi][ri][si][sj][sk][rl][sl][qq]C[So white solidified an extra 15 or so points in exchange for a slightly hurt corner. At the same time black's group doesn't look tooooo safe] ;W[nh] ;B[lp] ;W[gq]C[At this point Leela says almost any move in the bottom right corner gives black a 55-60% win rate...] ;B[or] ;W[ro] ;B[mq] ;W[sn] (;B[cp]C[Not really sure i see the point, but Leela agrees (although prefers the 3-3)] ;W[co] ;B[bo] ;W[do] ;B[cq] ;W[bn] ;B[er]C[now black has much less chance to build the moyo on the side or top] ;W[lo] ;B[mo] ;W[mp] ;B[kp] ;W[nq] ;B[nr] ;W[no] (;B[jq]C[weird move, leaves a lot of aji Black's win rate drops by 10% with this move, I really can't believe it's a good idea...] ;W[mn] ;B[mk] ;W[ko] ;B[jo] ;W[jn] ;B[mi] ;W[me] ;B[ne] ;W[mh]C[black's group is getting weaker by the second... I would be quite worried] (;B[io]C[In the space of 10 move the Leela's win rates have completely flipped, black is now at 40-45% while white is at 55-60% I don't know how accurate that can be, probably not best to put too much stock in such things] ;W[li] ;B[lj] ;W[ki] ;B[kj] ;W[jj] ;B[jk] ;W[ik] ;B[jl] ;W[ij] ;B[lc] ;W[in] ;B[il] ;W[hl] ;B[hm] ;W[gl] ;B[hn] ;W[ho] ;B[go] ;W[hp] ;B[im]C[not exactly beautiful shape...] ;W[lq] (;B[iq] ;W[mr] ;B[fp]TR[ki][li][ij][jj][ik][gl][hl][bn][co][do][hp]SQ[lc][ci][di][cj][dj][qn][cp]C[A few things to evaluate at this point in the game white seems to have gained ~5-7 points on black from that most recent exchange exchange, with sente and aji remaining with the three marked stones at the bottom... Black has paid for the original over extension on the right side and subsequent tenukis - a classic case of taking big moves rather than urgent ones? In addition white has disrupted any potenial of black's to grow the moyo at the top and gained a huge wall in the centre black's strategy at the start to build a moyo worked well but subsequent ivasions at R6 and C4 seemed unecessary and reckless By now Leela has black's win rate down at under 30%, it doesn't recover before the end of the game...] ;W[ch] ;B[gj]TR[lh][ji]C[Is black aiming at the marked cuts? I don't understand this move much, it doesn't seem to affect C12 an awful lot] ;W[km] ;B[fq] ;W[dq] ;B[dr] ;W[dj]C[very big move] ;B[hg]C[it looks like black is finally trying to grow the moyo, surely the time for this was much earlier in the game?] ;W[de] ;B[dh] ;W[ce] ;B[ci] ;W[cc] ;B[cb] ;W[ec] ;B[bc] ;W[dd] ;B[cd] ;W[bd] ;B[bh] ;W[cc] ;B[cm] ;W[cr] ;B[br] ;W[bj] (;B[dl] ;W[cj] ;B[ek] ;W[ej] ;B[fj] ;W[eh] ;B[fh] ;W[eg] ;B[fg] ;W[bf] ;B[lh]C[so black's plan is to kill all of the centre? ] ;W[am] ;B[ef] ;W[dg] ;B[gc] ;W[mg] ;B[kh] ;W[eb] ;B[sc] ;W[rd] ;B[bp] ;W[cn] ;B[bl] ;W[al] ;B[fb] ;W[gd] ;B[hd] ;W[fd] ;B[hc] ;W[em] ;B[el] ;W[kr] ;B[gr] ;W[nj]C[black resigns]) (;B[fh]C[perhaps not exactly this but that black group looks to need some help])) (;B[kn] ;W[jp] ;B[ip] ;W[iq] ;B[jm] (;W[kq]) (;W[jr] ;B[kr])) (;B[mr] ;W[km]C[black can't really afford this...] ;B[ll] ;W[jp])) (;B[li]) (;B[kk] ;W[io] ;B[jp]C[this doesn't seem like such a bad exchange to me])) (;B[lr]C[much safer]) (;B[mn]C[Leela says black now has a 62% win rate...])) (;B[dk]C[Helps the potentially weak black group and builds black's moyo, surely this is bigger that the C4 attachement? ])) (;W[ic]C[Leela enukis to play here now])) (;B[pk]C[perhaps a safer move]) (;B[ql] ;AE[ql]) (;B[qk]C[Leela's move])) (;B[dk]C[I would rather something in this area personally]) (;B[sc]C[Leela wants to play here for some reason? Surely this is a ko threat?])) (;B[rc] ;W[qb] ;B[od] ;W[pe] ;B[oc] ;W[rd] ;B[qe] ;W[rb]C[this looks really silly for black, doesn't even have the ladder])) (;B[rc] ;W[pc] ;B[re]TR[kd]C[marked stone looks kinda silly now])) (;B[pc]C[Leela's only move]))