(;GM[1]FF[4]SZ[19]
GN[White to play (b) - no way to resist for Black?]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem173/Attempts]AP[GoWiki:2009]
DT[2014-09-13]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem173/Attempts

White to play (b) - no way to resist for Black?]
PL[B]

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

;B[lg]C[B1]MN[1]
;W[lf]C[W2]MN[2]
;B[kf]C[B3]MN[3]
;W[le]C[W4]MN[4]
;B[kd]C[B5]MN[5]

;
)
