(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem183/Solution]AP[GoWiki:2009]
DT[2010-06-15]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem183/Solution

]
PL[B]

AB[ia][ja][ma][na][oa][pa][qa][ra][bb][eb][mb][ob][pb][sb][bc][dc][ec][lc][nc][pc][qc][dd][fd][gd][hd][ld][pd][rd][je][me][pe][qe][af][if][lf][nf][qf][ig][mg][ng][og][ah][ch][eh][ih][ph][qh][rh][sh][ai][ci][ei][ii][mi][ni][pi][aj][cj][ej][gj][rj][gk][ik][jk][lk][rk][bl][il][nl][sl][jm][nm][an][cn][en][hn][jn][kn][mn][nn][do][fo][ho][so][ap][op][qp][lq][cr][dr][mr][or][rr][sr][gs][is][js][ms][ps]
AW[ga][la][ab][gb][hb][ib][kb][lb][qb][rb][ic][jc][kc][mc][oc][rc][sc][md][nd][od][sd][ce][ee][he][ne][oe][re][se][hf][of][pf][rf][bg][dg][fg][kg][pg][qg][rg][sg][hh][kh][oh][bi][di][hi][ki][oi][qi][ri][si][hj][kj][oj][ak][hk][ok][hl][jl][ql][em][fm][hm][im][rm][in][on][ao][bo][co][io][mo][no][oo][po][ep][mp][bq][gq][kq][nq][oq][pq][er][hr][kr][hs][ls]

;B[pj]C[B31]MN[31]
;W[qj]C[W32]MN[32]
;B[pk]C[B33]MN[33]
;W[qk]C[W34]MN[34]
;B[pl]C[B35]MN[35]
;W[ol]C[W36]MN[36]
;B[pm]C[B37]MN[37]
;W[om]C[W38]MN[38]
;B[qn]C[B39]MN[39]
;W[qm]C[W40]MN[40]

;
)
