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;FF[3]GM[1]AP[PocketGoban Ver 0.999]
SZ[19]PB[Honinbo Dosaku( atome)]PW[Yasui Santetsu]
DT[1669-09-16]
RO[31-06]RE[B+10]US[roha]

;B[qd];W[qp];B[oq];W[lq];B[eq];W[cd];B[ec];W[hc];B[oc];W[kc]
;B[qj];W[pq];B[cj];W[op];B[cp];W[ql];B[pg];W[cg];B[jq];W[co]
;B[do];W[cn];B[bp];W[dn];B[eo];W[en];B[df];W[cf];B[cc];W[bc]
;B[dd];W[ce];B[bb]C[Utilizing upper-left Ko, from B33 to B41, lower-right brack was managed.]
;W[cb];B[db];W[dc];B[np];W[cc];B[oo];W[pp];B[nq];W[ej];B[gc]C[Left side black was also managed by upper side Ko, from B43 to B75.]
;W[gd];B[dh];W[dg];B[fd];W[gb];B[fb];W[fc];B[ek];W[fk];B[el]
;W[fl];B[fj];W[fm];B[fi];W[fe];B[gc];W[lo];B[lr];W[jo];B[kq]
;W[fc];B[qn];W[hj];B[gc];W[hb];B[ge];W[fc];B[eg];W[ed];B[cl]
;W[ch];B[di];W[no];B[on];W[pj];B[qi];W[pk];B[rn];W[pm];B[pn]
;W[or];B[nr];W[pr];B[gn]C[B87 to B91 is Karami-seme to left, lower & right side white group.]
;W[hm];B[kn];W[ln];B[nl];W[om];B[sn]C[Good timming.]
;W[sp];B[nm];W[nn];B[rl];W[nj];B[in]C[Karami-seme]
;W[km];B[jn];W[ll];B[il];W[im];B[jm];W[jl];B[jk];W[kl];B[hl]
;W[hn];B[gm];W[ho];B[gl];W[gk];B[fn];W[em];B[ii];W[ij];B[jj]
;W[hi];B[hh];W[ih];B[ji];W[gh];B[hg];W[gg];B[hf];W[gi];B[mk]C[Sacrificing strategy(Sute-ishi), B129 to B145, makes Sente(takes initiative) and  B147 is announcement of victory.  ]
;W[lj];B[lk];W[kk];B[kj];W[mj];B[ik];W[jg];B[lm];W[mm];B[ml]
;W[lm];B[mo];W[mn];B[ko];W[lp];B[kp];W[nk];B[mc]C[Of course, upper side 4-blacks can escape by k14 Tuke.
B147 & B149 are easily over the game.]
;W[kf];B[nf]C[Black wins 10 points.]
;W[bk];B[bl];W[bj];B[ck];W[ci];B[am];
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