(;GM[1]FF[4]SZ[19]
GN[White's counter]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem173/Attempts]AP[GoWiki:2009]
DT[2014-09-13]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem173/Attempts

White's counter]
PL[W]

AB[mc][kd][od][qd][me][oe][qe][re][kf][jg][lg][mg][ng][qg][oh][ph]
AW[mb][nb][pb][pc][rc][rd][le][lf][mf][nf][of][pf][pg][mh][qh][ni][qi][pj]

;W[ld]C[W6]MN[6]
;B[lc]C[B7]MN[7]
;W[kc]C[W8]MN[8]
;B[jd]C[B9]MN[9]
;W[nd]C[W10]MN[10]
;B[nc]C[B11]MN[11]
;W[oc]C[W12]MN[12]
;B[kb]C[B13]MN[13]
;W[qf]C[W14]MN[14]
;B[rg]C[B15]MN[15]

;
)
