(;GM[1]FF[4]SZ[19]AP[SmartGo:3.1.7]CA[shift_jis]
GN[190829Ri]
PW[Ri Ishu]WR[8P]
PB[Michael Redmond]BR[9P]
EV[Oza B]
DT[8-29-2019]
KM[6.5]
RE[B+]MU[0];B[pd];W[dp];B[pp];W[dd];B[fq];W[hq];B[fc];W[qf];B[df];W[nc];B[pf]
;W[pg];B[of];W[qd];B[qc];W[qe];B[nd];W[pe];B[od];W[rc];B[pb];W[qb];B[pc]
(;W[ef]
C[White failed to finishthe joseki (see var), but it is feasible in this case, ]
;B[eg];W[ff];B[dg];W[fd];B[cc];W[cd];B[dc];W[ec];B[eb];W[ed];B[gc]
(;W[bc]
C[While cutting on the second line would have been the normal tesuji (see var), the game move is considered to be better in this joseki. ]
(;B[cn]
C[Black does not want to cover on the second line (see var). ];W[fp]
(;B[cq]
C[This invasion into the corner was premature, and I should have protected the upper side (see var). ]
;W[cp];B[dq];W[ep];B[eq];W[bp];B[gq];W[gp]
(;B[hr]
C[It would have been simpler and slightly better for me to protect the left side instead of this hane (see var). ]
;W[iq];B[ir];W[dk];B[ck]
(;W[cl]
C[White played this hane on the wrong side (see var). ]
(;B[bl]
C[Black missed an opportunity to cut (see var). ];W[dl];B[bk];W[di];B[dj]
C[Better just to play at A. ]LB[ch:A];W[ej];B[cj];W[fi];B[ci]
(;W[bm]
C[White 62 was small. and White lost an opportunity to attack on the top (see var). ]
;B[be];W[bb];B[jc];W[jq]
(;B[bn]
C[With White 62 and 66 both being slack moves, I was very happy here. That is, I was happy until I played 67, which returned the favor (see var for Black's correct play). ]
;W[qn];B[em];W[dn];B[qo];W[pn];B[np];W[mn];B[ql];W[rn];B[qh];W[nf]
(;B[lo]
C[See the variation for an example fight on the right. ];W[ln];B[ko];W[kn]
;B[jo];W[in];B[jn];W[jm];B[mo];W[nn];B[im];W[ho];B[dm];W[cm];B[am];W[fl]
;B[jl];W[km];B[hn];W[io];B[fm];W[hm];B[gl];W[il];B[ek];W[oe];B[oi]LB[pj:A]
C[A was better. ];W[qj];B[rj];W[ri];B[qi];W[rk];B[rh];W[sj];B[pj];W[qk];B[og]
(;W[ne]
C[Leela showed me a completely unexpected alternative for White 116 (see var). ]
;B[ng];W[md];B[mc];W[ld];B[lc];W[kc];B[kb];W[kd];B[lb];W[rb];B[nb];W[jd]
;B[ic];W[qg];B[ph];W[pk];B[nj];W[ok]
(;B[mi]
C[Both 132 and 134 were tight, and Black is pulling ahead. Black 135 was also questionable, and the variation shows a better move. Both of us were short of time at this stage. ]
;W[oq];B[op]
(;W[pq];B[qq];W[qr];B[rr];W[rq];B[qp];W[rs];B[pr];W[sr];B[or];W[ki];B[lg]
LB[oj:A]
C[Black should have simply lived with A, for a small advantage. ];W[hd];B[fb]
;W[fk];B[el];W[oj];B[lj];W[mk];B[kh];W[mq];B[mr]
(;W[jh]
C[Extending in the center was probably enough to give White a small lead (see var). ]
;B[ji]
(;W[kg]
C[White 162 was the losing move. The variation uncomfortable for Black. ]
;B[lh];W[jj];B[ii]
(;W[ih]
C[White is fralling apart here. The variation is an improvement, but will not be good enough for White to stay in the game. ]
;B[kj];W[ij];B[hi];W[hh];B[gi]
(;W[fh];B[gh];W[fg];B[gg];W[jf];B[kf];W[jg];B[gk];W[fj];B[gm];W[gj]
(;B[lr]
C[There was a ko to connect in the center (see var), so I played 183 which is a large move in itself, to erase White's ko threats. ]
;W[hj];B[nh];W[mj];B[pi];W[lf];B[mf];W[le];B[mg];W[nk];B[ni]LB[lr:A]
C[White got little in the center, and I ecen took the big point at A. Black has a sizable lead. ]
)
(;B[hj];W[hk];B[hl];W[ik];B[im];W[lr]
C[White has local threats at A. ]LB[lr:A]))
(;W[gh];B[hk]
C[Next, Black A is a double threat. White has no way to continue. ]LB[hj:A]
))
(;W[kj];B[kf];W[jg];B[jf];W[hh];B[hg];W[ih];B[gh];W[hi];B[mf];W[id];B[mj]
LB[gj:A]
C[This var is better than the game for White, but with the peep at A, White is not getting enough territory in the center. ]
))
(;W[jj];B[ii];W[kj];B[jg];W[ih];B[li];W[kf];B[kg];W[mh];B[nh];W[mg];B[mf]
;W[lf];B[lh];W[mg]
C[The Black group is a ko, and while Black has plenty of local ko threats, White has potential to catch up in territory. ]
))
(;W[lr];B[ms];W[ji];B[jh];W[ih];B[li];W[kf];B[ii];W[jj];B[ig];W[hh];B[jf]
;W[lf];B[kg];W[gh];B[hf];W[he];B[fg];W[gg];B[mh];W[jr];B[nq];W[br];B[bq]
;W[aq];B[cr];W[gm]
C[White gets the center territory, and is winning by a small margin.]))
(;W[pr];B[pq];W[qr];B[nq];W[or];B[nr];W[rp];B[ro];W[so];B[rq];W[qq];B[qp]
;W[sp];B[jr]))
(;B[lh];W[mi];B[kj];W[fk];B[el];W[lj];B[mh];W[ki];B[li];W[mj];B[ni];W[ji]
;B[mf];W[lf];B[nk];W[kk];B[oj]LB[lh:A]
C[Grabbing space with A was best, and while this var shows White's strongest attempt to attack, Black lives and has a comfortable lead in this variation. ]
))
(;W[mh];B[ng];W[mg];B[ni];W[ne];B[md];W[kc];B[kd];W[jd];B[je];W[id];B[ic]
;W[qg];B[ph];W[nh];B[oh];W[ld];B[ke];W[le];B[lc];W[mi];B[mj];W[ok];B[pk]
;W[ol]LB[mh:A][kc:B][mf:C]
C[After about 10000 searches, Leela finds the exquisite move at A. The idea with White's attachment at B is to get rid of Black's potential cut at C. White has potential to attack strongly in this variation. ]
))
(;B[og];W[oe];B[ne];W[ph];B[qg];W[pi];B[ng];W[qi];B[rf];W[se];B[ri];W[rj]
;B[rh];W[sg]
C[White wins the semeai. ]))
(;B[qn];W[rb];B[kd];W[ql];B[bn];W[ol];B[mp]LB[qn:A][bn:B]
C[A is a huge point, and Black has an easy position here. Next Black plays B, so B is not small, but it was played with poor timing in the game. ]
))
(;W[ic];B[hc];W[ib];B[bb];W[hd];B[gb];W[be]
C[White A was an important point, and while this var shows Black's most normal replies, it is painful for Black. ]
LB[ic:A]))
(;B[dl];W[cj];B[bk];W[dj];B[bj];W[dm];B[el];W[cm];B[ci];W[di];B[em];W[dn]
;B[ch];W[fj];B[be];W[fb];B[gb];W[db];B[fa];W[cb];B[kd]
C[My best move was to cut at A. The following sequence is mosly natural, and Black has good prospects with a lead in territory. ]
LB[dl:A]))
(;W[cj];B[dj];W[cl];B[bk];W[bl];B[bj];W[ci];B[bi];W[ek];B[di];W[ch];B[dh]
;W[be];B[bg];W[jc]
C[Covering at A was White's strongest move. White's group in the UL corner is alive, and White has potential to attack on the top. White has a slight advantage here. ]
LB[cj:A]))
(;B[ck];W[ip];B[bq];W[di];B[ho];W[hp];B[ci];W[ic];B[hc];W[ib];B[bb];W[hd]
;B[gb]LB[ck:A][ic:B]
C[It would have been more peaceful to play A on the left. White gets to attack at B, but this is about even with Black taking territory. ]
))
(;B[id];W[rb];B[kd];W[dj];B[be];W[bd];B[fg];W[fb];B[gb];W[db];B[fa];W[cb]
;B[gp];W[gq];B[cp];W[eq];B[cq]LB[id:A][be:B]
C[Black should protect the upper side at A. Next, Black B is a well timed peep. Black has a slight advantage in this variation. ]
))
(;B[bb];W[ic];B[gb];W[be]LB[fb:A][db:B][ab:C]
C[The advantage of not playing White A in exchange for Black B is that in this variation White has the valuable forcing move at C. ]
))
(;W[fb];B[db];W[hd];B[hc];W[id];B[ic];W[jd];B[jc];W[kd];B[cn];W[fp];B[dk]
C[Good for Black]))
(;W[rb];B[kd]
C[The joseki sequence.]))

