(;GM[1]FF[4]SZ[19]
GN[Solution (B25 at BB)]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem144/Solution]AP[GoWiki:2009]
DT[2009-04-23]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem144/Solution

Solution (B25 at BB)]
PL[B]

AB[gb][ib][lb][mb][pb][rb][ec][fc][gc][ic][nc][pc][cd][hd][id][jd][kd][ld][md][nd][pd][ge][oe][qf]
AW[ha][ia][ka][la][ma][pa][hb][jb][nb][ob][hc][jc][kc][lc][mc][oc][fd][gd][od][fe][he][je][ne][hf][lf][nf][og]
CR[mb]

;B[ga]C[B21]MN[21]
;W[ja]C[W22]MN[22]
;B[qa]C[B23]MN[23]
;W[kb]C[W24]MN[24]
;W[pe]C[W26]MN[26]
;B[na]C[B27]MN[27]

;CR[mb]
)
