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;FF[3]GM[1]AP[PocketGoban Ver 0.999]
SZ[19]PB[Honinbo Dosaku( atome)]PW[Yasui Santetsu]
DT[(1667/1668)]
RO[31-05]RE[B+12]US[roha]

;B[qd];W[oc];B[lc];W[dc];B[ce];W[qp];B[oq];W[lq];B[eq];W[qh]
;B[pe];W[po];B[qk];W[oh];B[ok];W[mi];B[mk];W[np];B[pg];W[ph]
;B[qn];W[pn];B[qm];W[md];B[ld];W[nf];B[pc];W[od];B[hc];W[re]
;B[pb];W[rd];B[qe];W[rf];B[nb];W[ed];B[ch];W[cp];B[iq];W[cm]
;B[dn];W[co];B[eo];W[dq];B[er];W[jr];B[ir];W[jq];B[ip];W[ro]
;B[qg];W[rg];B[ri];W[rh];B[bq]C[B55 to B65 are preparation moves to upper-left white(W4 & W36) by B67 Suberi.]
;W[cq];B[br];W[cn];B[dr];W[cr];B[cs];W[cj];B[bj];W[bk];B[bi]
;W[dk];B[bc];W[df];B[cf];W[he];B[gd]C[B71 before B73 shows prevention to Sabaki by  white g17 Tsuke.]
;W[ge];B[id];W[nl];B[nk];W[pl];B[pk];W[rj];B[rk];W[qi];B[fe]C[B81 & B83 are result of B71 Kosumi.]
;W[ff];B[fd];W[cd];B[bd];W[ef];B[ko];W[mo];
)