(;GM[1]FF[4]SZ[19]
GN[White to play]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem55]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem55

White to play]
PL[W]

AB[pa][pb][ic][oc][rc][ed][fd][gd][hd][md][nd][od][qd][de][ie][oe][df][if][pf][kg][lg][mg][pg][jh][nh][ci][ii][ji][ni][gj][jj][nj][kk][lk]
AW[qa][hb][ob][hc][kc][lc][mc][id][jd][sd][fe][ke][pe][qe][re][ef][jf][mf][nf][ig][og][qg][gh][ih][kh][oh][ph][hi][oi][hj][ij][oj][fk][jk][ml][hm][in]


;
)
