(;FF[4]
CA[UTF-8]
GM[1]
DT[2018-11-26]
GN[]
PC[https://online-go.com/review/356515]
PB[twixly]
PW[大吉大利23]
BR[130k]
WR[130k]
TM[0]OT[0 none]
RE[Resignation]
SZ[19]
RU[Japanese]

;B[dq]
;W[pp]
;B[cd]
;W[qd]
;B[oc]
;W[od]
;B[pd]
;W[pe]
;B[pc]
;W[qf]
;B[qc]
;W[rd]
;B[nd]
;W[pj]
(;B[rc]
;W[qm]
;B[ec]
;W[jp]
(;B[nq]C[No need to play there. If you were interested about this area, you could play there already instead of move e17.]
;W[oq]
(;B[or]
;W[pr]
;B[op]
;W[pq]
(;B[kq]C[Here you are throwing yourself under wheels or unstoppable steam machine. :-)]
;W[nr]
;B[mr]
;W[os]
;B[jq]
;W[mq]
;B[lr]
;W[np]
;B[ip]
;W[jo]
;B[io]
;W[jn]
;B[dn]
;W[dj]
;B[cl]
;W[ch]
;B[id]
;W[be]
;B[ce]
;W[bf]
;B[cf]
;W[cg]
(;B[dg]
;W[go]
;B[gq]
;W[eo]
;B[do]
;W[in]
;B[gp]
;W[ho]
;B[ep]
;W[hp]
;B[iq]
;W[hq]
;B[hr]
;W[dl]
(;B[em]
;W[dm]
;B[cm]C[You ended up answering it anyway, so it is better to answer earlier.]
;W[en]
;B[fn]
;W[fo]
(;B[el]
;W[dk]
;B[hl]
;W[fm]
;B[fl]
;W[gm]
(;B[bj]C[This is premature attack. You need to get stabilized position with central stones first.]
;W[bi]
;B[gj]C[Move B10 was not good if you can not continue there and have to back up to fix center.]
;W[cj]
;B[bk]
;W[gh]
;B[kl]
;W[gl]
;B[fk]
;W[gk]
;B[fj]
;W[hk]
(;B[il]C[Unimportant stone.]
;W[hj]
;B[fh]
;W[gf]C[White is hurting black influence terribly.]
;B[di]
;W[ci]
;B[fg]
;W[bd]
;B[bc]
;W[bb]
(;B[cb]
;W[ag]
;B[ji]
;W[gi]
;B[fi]
;W[gg]
;B[ii]
;W[hi]
;B[if]C[Nice improvement of black stones in center.]
;W[gd]
(;B[ff]
;W[fe]
;B[ee]
;W[fc]
;B[ef]
;W[ml]
(;B[lm]C[Is black trying to separate white groups? White does not really seem to be in trouble.]
;W[mm]
;B[mn]
;W[ln]
;B[kn]
;W[lo]
;B[lp]
;W[ko]
;B[ll]C[Do not play empty triangles unless you have very strong reason to do so.]
;W[mj]
;B[mk]
;W[nk]
;B[lk]
;W[mi]
;B[og]
;W[ne]
(;B[mg]
;W[oe]
;B[md]
;W[ng]
;B[nh]
;W[nf]
;B[oj]
;W[nj]
;B[mh]
;W[oi]
;B[oh]
;W[qh]
;B[li]
;W[lj]
;B[kj]
;W[kh]
(;B[ih]C[Empty triangle!]
;W[mf]
;B[lg]
;W[lf]
;B[kg]
;W[jk]
;B[jj]
;W[kd]
(;B[kf]
;W[le]
;B[ke]
;W[ic]C[Now it is white who has better potential for territory here than black.]
;B[jd]
;W[kc]
;B[jc]
;W[ld]
;B[mb]
;W[ib]
;B[kb]
;W[hd]
;B[he]
;W[jb]
;B[lc]
;W[ph]
;B[ik]
;W[jm]
;B[jl]
;W[eb]
;B[ge]
;W[dc]
;B[fd]
;W[ed]
;B[hc]
;W[gc]
;B[dd]
;W[cc]
;B[ec]
;W[hb]
;B[db]
;W[fa]
;B[no]
;W[oo]
;B[nm]
;W[nl]
;B[ol]
;W[ok]
;B[hm]
;W[hn]
;B[km]
;W[lh]
;B[ki]
;W[fp]
;B[fq]
;W[cp]
(;B[cq]
;W[dp]
;B[co]
;W[eq]
;B[bp]
;W[er]
(;B[ep]
;W[gr]
;B[jr]
;W[hs]
(;B[lq]C[After this move, black group is dead.]
;W[is]C[End of commentary.]
;B[js]
;W[ms]
;B[mp]
;W[mo]
;B[nq]
;W[nn]
;B[ls]
;W[ns]
;B[gs]
;W[fs]
;B[ir]
;W[gs]
)(;B[is]C[Black can fight ko for life of his group.]
;W[ks]
;B[gs]
;W[fs]
;B[js]
)(;B[ks]C[Another way how to get ko for life.]
;W[ms]
;B[is]
;W[ir]
))(;B[gr]C[Black stabilizes his group.]
))(;B[dp]C[Critical point in black position. Must be defended to keep black position compact.]
))(;B[kc]C[Fight here is better option. There are variations, which may be difficult to count for you, but move in game gives out territory without resistance.]
))(;B[jg]C[Better style, which is taking away possibilities of white stone L12.]
))(;B[oe]C[Possible fight for territory.]
;W[of]
;B[nf]
;W[od]C[If you can not win ko ...]
;B[me]
;W[oe]
;B[mg]C[... then you can still get quite  enough points.]
))(;B[oe]C[Still looks like important move.]
)(;B[ph]C[If not p15, what about at least this?]
))(;B[gc]C[This is more urgent area.]
;W[hc]
;B[hd]
;W[fc]
;B[gb]
;W[fd]
;B[fb]
))(;B[cc]C[Better styl, but it is minor thing at this level.]
))(;B[hj]C[Black needs to have settled up status of these stones in order to be potentially able to attack white group on left side or fight for influence in center.]
;W[ik]
;B[ij]
;W[jk]
;B[ki]
))(;B[gl]C[Possible move focusing on attacking white position in center.]
)(;B[fj]C[Possible move focusing on attacking white group on left side.]
))(;B[fm]C[This is using double threat. Either play at d9 or h6.]
))(;B[dm]C[It is important to anwer opponents attachment.]
))(;B[oe]C[This is becoming more urgent. You can reduce white potential.]
))(;B[lq]C[This is better style.]
))(;B[np]C[This is better way]
))(;B[co]C[This is nice calm way to get points.]
))(;B[oe]C[This is more urgent, because it has influence on center, wile corner means just a few points.]
;W[rc]C[If opponent would go into corner ...]
;B[pf]C[... you can dominateinfluence from start.]
))