(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2] RU[AGA]SZ[19]KM[7.50] PW[des cann]PB[dhu]C[the opening was a very alphago influenced one, though peaceful highlight even more interesting variation than alex rix maybe, as though simpler, the aji lasted the whole game] ;B[pd] ;W[dp] ;B[qp] ;W[dc] ;B[ce] ;W[oq]C[alphago style] ;B[pn]C[alphago] ;W[fd]C[hints of mirror go] ;B[di]C[alphago again] (;W[kp] ;B[cn] ;W[nc]C[I like this move to prevent H17] ;B[qf] ;W[fq] ;B[hc]C[still natural] ;W[cd] ;B[oc]C[alphago style tenukis] ;W[jc] (;B[he]C[this makes no sense] ;W[nd]C[W is happy to get this] ;B[de] (;W[gc]C[mistake] ;B[gb]C[W realised things weren't great and thought, but didn't find anything] (;W[fb] ;B[gd] ;W[fc] ;B[fe]C[too good for B] ;W[ef]C[what?] ;B[ee] (;W[gf] ;B[ge] (;W[id]C[bad timing] ;B[en]C[I normally don't like this sort of moyo building that lacks territory, but I still felt this was the best move in this position.] ;W[co]C[alphago again!] ;B[bn] ;W[gn]C[particularly good in this position I got an advantage at the upper side, but thought for a while as W wasn't making it easy.] (;B[pq]C[I'm very pleased with my eventual decision] (;W[op] ;B[no]C[alphago's style there is a huge point on the right side around Q10, but the corner is huge too: it's even nicer if I get the corner and O5 first] (;W[oo]C[natural as W G14 makes the ladder, but perhaps B is happy anyway.] ;B[on] ;W[nn] ;B[mo] (;W[mq]C[B isn't going to be unhappy to see W protect] (;B[nm] ;W[mn] ;B[lo] ;W[mm] ;B[ml] (;W[kn] ;B[nl] (;W[ko]C[I was very proud to play such a nice sacrifice sequence, and I couldn't tell who was ahead locally. Initially I thought W was alright, but later with all the aji from M10 to L8 in sente to capture N6 back again, and many ideas with driving tesujis with adding more dead stones from M6, if I have a stone at N10, mean it is hard for W to invade the huge right side. If so, the right side is too efficient, as I haven't even spend a move protecting. Locally, W's shape isn't anything special for efficiency] (;B[nf]C[in hindsight I think I should be very happy here] (;W[nh]TR[lh][li][lj]C[bad shape as B has all sorts of sente things in the centre] ;B[hd]C[big point, I thought this was good timing as the top group is not alive, so it is hard for W to fight now with the M17 weakness. So it is big for points and also urgent for strength and weakness of groups ] ;W[od]C[???] ;B[pc] ;W[of]C[this doesn't go anywhere] ;B[og] ;W[pe] ;B[qe] ;W[ng] ;B[pf] (;W[oe] (;B[oh] ;W[ni]C[what?] (;B[mf]C[surely this is severe, as if I get strong in the centre, the left side moyo is huge as well] ;W[oi] ;B[le] ;W[pi]C[bad exchange, aji keshi] ;B[qh] ;W[kd]C[bad shape, but it did mean I didn't dare to go for the kill yet due to my own weaknesses in the centre] ;B[lh] ;W[li] ;B[ki] (;W[lj] ;B[kh]C[B is very solid now] ;W[kf] (;B[ke]C[just take the centre and let W live] ;W[je] ;B[jf] ;W[kj] ;B[jj] ;W[kk]C[ouch] ;B[ie]C[just solid is good enough to win I thought. though I don't have much territory compared to the lower sider W area, I have a huge potential on the left, bad aji for W in the centre and the big move of R11 still my right] (;W[jd]C[what??] ;B[ld] ;W[lc] ;B[jb] (;W[kb] ;B[ic] ;W[kc] ;B[mb] (;W[ib] ;B[hb] ;W[ja] (;B[nb]C[B+R]) (;B[cb]C[I had even been looking at this tesuji] ;W[cc] ;B[be] ;W[bb]C[maybe I gain points])) (;W[nb] ;B[ib]C[W is dead, the corner got to solid with the P16 Q17 exchange] ;W[md] ;B[kg])) (;W[md]C[only way to live] ;B[kg] ;W[mb] ;B[kb] ;W[ob] ;B[pb] ;W[lb]C[ko for life, but now C18 tesuji will be useful or F5 first, or just R11 defence, or J10])) (;W[ib] ;B[hb] (;W[kb]C[I thought this sort of thing]) (;W[ob] ;B[pb] ;W[mb]) (;W[ld]))) (;B[mg]C[I found it too painful and risky to try to kill the top group with this as my centre group wasn't strong and G14 could come in useful, my reading was that all W needs is an eye in sente around K15])) (;W[kh]C[shape, but very difficult since locally W already can't capture M15, and this also brings up the aji of M6] ;B[lg] (;W[jh] (;B[ln] ;W[lm] ;B[mi]C[tesuji time]) (;B[jf])) (;W[kg] ;B[kf] ;W[jf] ;B[ji] ;W[jh]C[only way to try to capture but even ignoring the ko at K15 and the problem at M6] ;B[mi] ;W[lj] ;B[ih] ;W[jg] ;B[mj] ;W[mh] ;B[lk] ;W[kj] ;B[ik]C[this just works]))) (;B[oi]C[W doesn't even gain much if I respond right?] (;W[mf]C[this is still important]) (;W[jf]C[or is W going to fight like this now?]))) (;B[mf]C[I really wanted to extend, but in the end backed down with the less risky path])) (;W[mf]C[I almost expected this])) (;W[ql]C[it needs to be deeper to live faster] ;B[qm] ;W[pl]C[but this is probably overplay] ;B[qj] ;W[om] ;B[rm]C[N8 is actually a very strong and flexible group with the aji of M6] ;W[pj] ;B[qi] ;W[nj] ;B[mj]C[M6 is becoming a very serious issue]) (;W[qg])) (;AE[kn][ko][lo][mo][no][mq]C[it is equivalent to this sort of shape, which is probably good for B, and the exchanges of suicide of 3 B stones may even be good for B as the aji helps build the right side]) (;B[fo]C[locally this is also particularly annoying because W is so solid at L5. W probably has to tenuki] (;W[hp]C[this sort of response is proper but leaves two issues] ;B[go] ;W[ho] (;B[gm]C[expanding the left] ;W[fj]C[urgent]) (;B[gq]C[this is a serious problem, as I don't mind W getting strong at H3 anymore if I can get the corner, as that would be overconcentrated with L5] ;W[gp] ;B[eq] ;W[er] ;B[dq] ;W[ep] ;B[fp] ;W[fr] ;B[cq] ;W[dn]C[for now, this is an issue though])) (;W[go]C[this doesn't help] ;B[fm]C[this is huge, but even worse, it is now sente against the corner] (;W[fn] ;B[eo] ;W[cq] ;B[gm]) (;W[hl] ;B[fp] ;W[gp] ;B[eq] ;W[ep] ;B[er] ;W[fr] ;B[cq]C[W dies, and there is no snapback issue at D6 anymore])))) (;W[km]C[I think this is better as I don't think the aji at J5 is significant. This does make it difficult for W to cut at R5, but the gain in the centre is immense as there is a moyo on the left and right that it influences] ;B[kl] ;W[ko]C[even this is better than the game for W as there is no aji of running out with M6])) (;W[nl]C[this doesn't seem to go anywhere, W still needs to worry about M3] ;B[lm] ;W[om] ;B[ln] ;W[nm] ;B[nk] ;W[pm] ;B[qm] ;W[ok] ;B[mk] ;W[qn] ;B[po] ;W[ql] ;B[rm] ;W[rl] ;B[rn] ;W[oj] ;B[pr]C[this sort of thing, luckily B has the ladder for M8 this time])) (;B[ko]C[too much I thought] ;W[nm]C[I don't have much hopes for the L5 fight, and W getting this in sente means my right side potential disappears] ;B[pl] ;W[nk])) (;W[nm]C[very tempting] ;B[mq] ;W[or] (;B[ln]C[difficult fight] ;W[qo] ;B[po] ;W[pp] ;B[qn] ;W[qq] ;B[ro] ;W[rq]) (;B[pr] (;W[mr] ;B[lr]) (;W[ln] ;B[nr] ;W[lr])))) (;W[mp]C[perhaps this is best despite B being happy to give W overconcentrated shape] (;B[pj]C[my dream]) (;B[mo]C[still maybe sente])) (;W[ql]C[now this doesn't really work despite aiming at the R5 cut] ;B[mq]C[B can sacrifice for a very comfortable result] ;W[mp] ;B[np] ;W[nq] ;B[mr] ;W[lq] ;B[lr] ;W[kr] ;B[jq] ;W[kq] ;B[mo] ;W[lp] ;B[oo] ;W[pr] ;B[pp] ;W[nr] ;B[ns] ;W[or] ;B[qr] ;W[ls] ;B[qi])) (;W[ql]C[possibly this is a way to fight back] ;B[op] ;W[qh])) (;B[fo] ;W[hp]C[W's shape felt too good despite the issue at G3, E3, I didn't want W to get so solid]) (;B[iq]C[I was tempted to overplay, but didn't want to do something silly] ;W[kq]C[even here I couldn't find a follow up] ;B[io] ;W[hp]C[perfect way for W to defend the G5 weakness]) (;B[pj] ;W[qr]C[this remains huge])) (;W[pe]C[as W has the ladder this is tempting] ;B[qe] ;W[qc] ;B[od] ;W[ob] ;B[pb] ;W[nb] ;B[qb] ;W[oe] (;B[qd]C[W gets a lot in sente, including reducing the right side]) (;B[ne] (;W[of] ;B[nf] ;W[og] ;B[qd]C[I'm not sure this is a good fight for B]) (;W[pg] ;B[qd] ;W[me] ;B[nf] ;W[og])))) (;W[id] ;B[hd] ;W[gf]C[now this isn't sente] (;B[gh]) (;B[hg]))) (;W[ef]C[tempting] ;B[ec] ;W[ed] ;B[dd] ;W[cc] ;B[fc] ;W[gd] ;B[hd] ;W[gf] ;B[eb]C[this makes things very difficult for W] ;W[be] ;B[bf] ;W[cf]C[tombstone doesn't help as B doesn't fall into the trap] ;B[bd] (;W[ae] ;B[df] ;W[cg] ;B[dg]C[B17 and B13 are miai]) (;W[df] ;B[ae] ;W[ee] ;B[be] ;W[bg] ;B[bc] ;W[dk]C[maybe this is playable]))) (;W[ef]C[W needs to find a way to fight back]) (;W[fc]C[or just play here] ;B[ff])) (;B[nd]C[obviously here] ;W[hd]C[for some reason I was scared of this, but I have no reason to be] ;B[de] ;W[gc]C[B is satisfied for sure])) (;W[ck]C[natural]))