In the attached game White makes three successive sacrifices to win eventually with 6,5 points.
(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[6.50]TM[0]OT[80x10 byo-yomi]
PW[marukome]PB[twoeye]WR[6d]BR[6d]DT[2016-02-27]PC[The KGS Go Server at http://www.gokgs.com/]C[marukome [6d]: hi
]RE[W+1.50]
;B[pp]BL[10]OB[80]C[twoeye [6d]: hi
]
;W[dd]WL[10]OW[80]
;B[pc]BL[10]OB[80]
;W[dq]WL[10]OW[80]
;B[do]BL[10]OB[80]
;W[co]WL[10]OW[80]
;B[cn]BL[10]OB[80]
;W[cp]WL[10]OW[80]
;B[cf]BL[10]OB[79]
;W[fc]WL[10]OW[80]
;B[dm]BL[10]OB[79]
;W[fq]WL[10]OW[80]
;B[di]BL[10]OB[78]
;W[qf]WL[10]OW[80]
;B[qh]BL[10]OB[78]
;W[qc]WL[10]OW[80]
;B[qb]BL[10]OB[77]
;W[qd]WL[10]OW[80]
;B[rb]BL[10]OB[76]
;W[of]WL[10]OW[76]
;B[mc]BL[10]OB[74]
;W[qj]WL[10]OW[76]
;B[oh]BL[10]OB[72]
;W[rh]WL[10]OW[73]
;B[bd]BL[10]OB[71]
;W[kc]WL[10]OW[73]
;B[ic]BL[10]OB[71]
;W[ke]WL[10]OW[73]
;B[cc]BL[10]OB[70]
;W[hd]WL[10]OW[70]
;B[id]BL[10]OB[69]
;W[ie]WL[10]OW[70]
;B[hc]BL[10]OB[69]
;W[gd]WL[10]OW[70]
;B[kb]BL[10]OB[69]
;W[nc]WL[10]OW[69]
;B[mb]BL[10]OB[67]
;W[oc]WL[10]OW[62]
;B[ob]BL[10]OB[64]
;W[pd]WL[10]OW[62]
;B[pb]BL[10]OB[64]
;W[je]WL[10]OW[62]
;B[qn]BL[10]OB[60]
;W[ql]WL[10]OW[60]
;B[oq]BL[10]OB[59]
;W[jb]WL[10]OW[58]
;B[kd]BL[10]OB[59]C[sykta: b thinks theres no good way for w to attack the 2 stones on the right ?
windows7 [3d]: r12 too weak to aatack
]
;W[jd]WL[10]OW[52]
;B[jc]BL[10]OB[59]
;W[ld]WL[10]OW[52]
;B[lb]BL[10]OB[52]
;W[cl]WL[10]OW[51]C[sykta: thats my point, how w can go after them ?
]
;B[bm]BL[10]OB[51]
;W[dj]WL[10]OW[51]
;B[cj]BL[10]OB[49]C[windows7 [3d]: after what? i know only basics of english)
]
;W[ci]WL[10]OW[50]C[sykta: cant w attack those 2 stones ?
]
;B[ch]BL[10]OB[48]C[Bashania [1d]: why would he go after them? they are weak anyway. so b will not try to rescue them (yet)
]
;W[bi]WL[10]OW[48]
;B[dk]BL[10]OB[46]
;W[ej]WL[10]OW[48]
;B[ck]BL[10]OB[46]C[dropstone [5k]: with a move like p9 w would be overconcentrated
]
;W[dh]WL[10]OW[43]
;B[ei]BL[10]OB[44]
;W[cg]WL[10]OW[43]C[sykta: w got strenght on the top, now on the left so he can cap p12 ?
windows7 [3d]: o9 big move of course
]
;B[df]BL[10]OB[40]
;W[bf]WL[10]OW[41]C[windows7 [3d]: and i think that p12 will not live after o9 but white have some aji here
]
;B[be]BL[10]OB[37]
;W[bh]WL[10]OW[39]
;B[eh]BL[10]OB[36]
;W[dg]WL[10]OW[39]
;B[eg]BL[10]OB[36]
;W[ef]WL[10]OW[38]
;B[af]BL[10]OB[36]
;W[bg]WL[10]OW[38]
;B[ff]BL[10]OB[36]
;W[ee]WL[10]OW[38]
;B[fj]BL[10]OB[35]C[windows7 [3d]: b strong at e12 so hard to attack p12
]
;W[db]WL[10]OW[38]C[Kotonoha [3d]: oh
]
;B[cb]BL[10]OB[35]C[Kotonoha [3d]: marukome miso
]
;W[bb]WL[10]OW[36]
;B[ba]BL[10]OB[35]
;W[ab]WL[10]OW[36]
;B[dc]BL[10]OB[35]
;W[eb]WL[10]OW[36]
;B[ce]BL[10]OB[35]
;W[ag]WL[10]OW[35]
;B[bj]BL[10]OB[35]C[Kotonoha [3d]: big hope on twoeye
]
;W[ai]WL[10]OW[35]
;B[gb]BL[10]OB[35]
;W[ec]WL[10]OW[34]
;B[hq]BL[10]OB[34]C[Kotonoha [3d]: oh
Kotonoha [3d]: marukome miso is good
]
;W[jq]WL[10]OW[27]C[Kotonoha [3d]: is this a title game in Japan?
]
;B[lq]BL[10]OB[33]
;W[mr]WL[10]OW[26]C[Kotonoha [3d]: play so slow and serious like japanese title games
]
;B[lr]BL[10]OB[33]
;W[qq]WL[10]OW[25]
;B[qp]BL[10]OB[32]
;W[or]WL[10]OW[24]
;B[pq]BL[10]OB[32]C[TWahl [2k]: this is not slow. slow for kgs, yes, but not slow
Kotonoha [3d]: slow
Kotonoha [3d]: not seems this work
Kotonoha [3d]: if this is going to work then I will quit go
colombia2 [1k]: trick
]
;W[mq]WL[10]OW[16]C[sykta: w just looking for aji
dropstone [5k]: twoeye looks tired anyway
kasperl [3k]: what time do they play for titles in Japan?
]
;B[lp]BL[10]OB[31]C[Kotonoha [3d]: colombia, if it is not going to work then quit go
]
;W[mp]WL[10]OW[16]
;B[lo]BL[10]OB[31]
;W[mo]WL[10]OW[16]
;B[mn]BL[10]OB[31]
;W[ln]WL[10]OW[16]
;B[nn]BL[10]OB[31]C[Kotonoha [3d]: crazy cat
Kotonoha [3d]: always attack
sykta: they play for titles all year long
colombia2 [1k]: japan pm9:25
]
;W[kr]WL[10]OW[16]C[Kotonoha [3d]: never defend
]
;B[ls]BL[10]OB[30]C[kasperl [3k]: i mean one game
colombia2 [1k]: now
colombia2 [1k]: oh
]
;W[jo]WL[10]OW[15]
;B[kn]BL[10]OB[30]C[Kotonoha [3d]: 7hours and 50 minutes holding time
]
;W[lm]WL[10]OW[15]C[lofuchi [3k]: but cat apparently is fine, he is 6d after all

]
;B[ko]BL[10]OB[30]C[lofuchi [3k]: so it is a valid strategy
]
;W[pr]WL[10]OW[14]C[White cannot live here.]
;B[qr]BL[10]OB[30]
;W[rn]WL[10]OW[14]C[But he uses these stones as a sacrifice group, to exert pressure against Black's surrounding stones and make a big centre]
;B[ro]BL[10]OB[30]
;W[pn]WL[10]OW[14]
;B[nl]BL[10]OB[28]
;W[qm]WL[10]OW[14]
;B[qo]BL[10]OB[27]
;W[gp]WL[10]OW[14]
;B[bo]BL[10]OB[26]
;W[bp]WL[10]OW[14]
;B[ap]BL[10]OB[26]
;W[aq]WL[10]OW[14]
;B[ao]BL[10]OB[26]C[Black tries to squeeze in sente endgame]
;W[ml]WL[10]OW[14]C[But White resists: the middle game is not finished]
;B[om]BL[10]OB[24]
;W[jl]WL[10]OW[13]
;B[jn]BL[10]OB[22]
;W[io]WL[10]OW[13]
;B[kl]BL[10]OB[22]
;W[km]WL[10]OW[12]
;B[jm]BL[10]OB[22]
;W[kk]WL[10]OW[12]
;B[il]BL[10]OB[22]
;W[ll]WL[10]OW[12]C[White creates strength in the centre]
;B[hm]BL[10]OB[14]
;W[nj]WL[10]OW[12]C[Now surrounds]
;B[ri]BL[10]OB[13]
;W[rg]WL[10]OW[12]
;B[oj]BL[10]OB[13]
;W[ok]WL[10]OW[11]
;B[nk]BL[10]OB[13]
;W[mj]WL[10]OW[9]
;B[pk]BL[10]OB[13]C[Black seems to get away with saving part of the group]
;W[oi]WL[10]OW[9]
;B[qk]BL[10]OB[7]
;W[pj]WL[10]OW[7]
;B[rk]BL[10]OB[6]
;W[rj]WL[10]OW[7]
;B[pl]BL[10]OB[6]TR[ql][qm][pn][rn]SQ[mo][mp][mq][qq][mr][or][pr]C[White has sacrificed another group (triangled) after the first one (squared) in order to maintain a thick capture of the right side and centre]
;W[sk]WL[10]OW[4]
;B[sl]BL[10]OB[6]
;W[sj]WL[10]OW[4]
;B[jj]BL[10]OB[6]
;W[br]WL[10]OW[2]
;B[gg]BL[10]OB[6]
;W[gc]WL[10]OW[2]
;B[ib]BL[10]OB[6]
;W[hf]WL[10]OW[2]
;B[rl]BL[10]OB[6]
;W[ii]WL[10]OW[2]C[White tries to expand his centre]
;B[ij]BL[10]OB[6]
;W[gn]WL[10]OW[2]
;B[kh]BL[10]OB[6]
;W[lh]WL[10]OW[2]
;B[lg]BL[10]OB[6]
;W[ki]WL[10]OW[2]
;B[ji]BL[10]OB[6]
;W[kg]WL[10]OW[2]
;B[kj]BL[10]OB[5]
;W[jh]WL[10]OW[2]
;B[mk]CR[kk][jl][ll][ml][km][lm][ln]BL[10]OB[5]TR[ql][qm][pn][rn]SQ[mo][mq][qq][mr][or][pr]C[And this is the third sacrifice.
At this point I thought White made one sacrifice too many]
;W[lj]WL[10]OW[2]
;B[lk]BL[10]OB[5]
;W[hj]WL[10]OW[1]C[But it's a beautiful sacrifice]
;B[ik]BL[10]OB[5]
;W[hi]WL[10]OW[1]SQ[fk][gk][fl][gl]C[And Black's points in the marked area vanish]
;B[md]BL[10]OB[5]
;W[me]WL[10]OW[1]
;B[nd]BL[10]OB[5]
;W[od]WL[10]OW[1]
;B[ne]BL[10]OB[5]
;W[nf]WL[10]OW[1]
;B[jp]BL[10]OB[5]
;W[ip]WL[10]OW[1]
;B[iq]BL[10]OB[5]
;W[kp]WL[10]OW[1]
;B[js]BL[10]OB[5]
;W[ir]WL[10]OW[1]
;B[ks]BL[10]OB[5]
;W[hr]WL[10]OW[1]
;B[gm]BL[10]OB[5]
;W[rc]WL[10]OW[1]C[White gets this big endgame]
;B[fn]BL[10]OB[5]
;W[fo]WL[10]OW[1]
;B[hn]BL[10]OB[5]
;W[go]WL[10]OW[1]
;B[jr]BL[10]OB[5]
;W[gr]WL[10]OW[1]
;B[kq]BL[10]OB[5]
;W[jp]WL[10]OW[1]
;B[eo]BL[10]OB[5]
;W[gk]WL[10]OW[1]
;B[fk]BL[10]OB[5]
;W[nb]WL[10]OW[1]
;B[na]BL[10]OB[5]
;W[sb]WL[10]OW[1]
;B[hg]BL[10]OB[5]
;W[ig]WL[10]OW[1]
;B[ra]BL[10]OB[5]
;W[gl]WL[10]OW[1]
;B[fl]BL[10]OB[5]
;W[aj]WL[10]OW[1]
;B[ak]BL[10]OB[5]
;W[ep]WL[10]OW[1]C[Despite the appearance of one sacrifice too many, White still comfortably wins the game with 6,5 points
End of comments]
;B[hh]BL[10]OB[5]
;W[ih]WL[10]OW[1]
;B[gj]BL[10]OB[4]
;W[hk]WL[10]OW[1]
;B[gi]BL[10]OB[4]
;W[in]WL[10]OW[1]
;B[im]BL[10]OB[4]
;W[gf]WL[10]OW[1]
;B[fe]BL[10]OB[4]
;W[fa]WL[10]OW[1]C[Kotonoha [3d]: if w lose by time, I would quit go today
]
;B[ga]BL[10]OB[4]
;W[fb]WL[10]OW[1]
;B[ja]BL[10]OB[4]C[Kotonoha [3d]: and return to go tomorrow
]
;W[oe]WL[10]OW[1]
;B[lc]BL[10]OB[4]
;W[kd]WL[10]OW[1]
;B[ge]BL[10]OB[4]C[Kotonoha [3d]: pass
]
;W[fd]WL[10]OW[1]
;B[ho]BL[10]OB[4]
;W[hp]WL[10]OW[1]
;B[ol]BL[10]OB[4]
;W[oj]WL[10]OW[1]
;B[fg]BL[10]OB[4]
;W[he]WL[10]OW[1]
;B[is]BL[10]OB[4]
;W[hs]WL[10]OW[1]
;B[en]BL[10]OB[4]
;W[sc]WL[10]OW[1]
;B[]BL[10]OB[4]
;W[]WL[10]OW[1]TW[aa][ba][ca][da][ea][cb][ac][bc][cc][dc][ad][bd][cd][ed][rd][sd][ae][be][ce][de][le][pe][qe][re][se][af][cf][df][if][jf][kf][lf][mf][pf][rf][sf][jg][lg][mg][ng][og][pg][qg][sg][ah][ch][kh][mh][nh][oh][ph][qh][sh][li][mi][ni][pi][qi][ri][si][fp][bq][cq][eq][ar][cr][dr][er][fr][as][bs][cs][ds][es][fs][gs]TB[ha][ia][ka][la][ma][oa][pa][qa][hb][jb][fh][gh][fi][dj][ej][bk][ek][jk][kk][al][bl][cl][dl][el][jl][kl][ll][ml][ql][am][cm][em][fm][km][lm][mm][nm][pm][qm][rm][sm][an][bn][dn][ln][on][pn][rn][sn][mo][no][oo][po][so][mp][np][op][rp][sp][mq][nq][qq][rq][sq][kr][mr][nr][or][pr][rr][sr][ms][ns][os][ps][qs][rs][ss]C[Kotonoha [3d]: oh dear
wry [3d]: h3
marukome [6d]: thx
kasperl [3k]: gg
twoeye [6d]: thx
marukome [6d]: 6.5?
wry [3d]: was 6.5

Kotonoha [3d]: 6:5 he means
bbred [3k]: komi?
Kotonoha [3d]: he 6 twoeye 5?
aatos [14k]: first time I watched a "pro" game. this was impressive
Kotonoha [3d]: big kill close game
Kotonoha [3d]: awesome
Kotonoha [3d]: you good marukome
Kotonoha [3d]: showed a funny game
Kotonoha [3d]: nice
Kotonoha [3d]: good
Kotonoha [3d]: bloody
Kotonoha [3d]: interesting
])