(;GM[1]FF[4]SZ[19]
GN[oiotoshi]
PC[https://senseis.xmp.net/?GokyoShumyoSection5Problem35/Solution]AP[GoWiki:2009]
DT[2022-12-27]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection5Problem35/Solution

oiotoshi]
PL[B]

AB[db][gb][ec][gc][hc][ed][fd][hd][id][jd]
AW[ga][cb][fb][hb][ib][kb][cc][fc][ic][gd][de][ee][ge][hf]

;B[eb]C[B1]MN[1]
;W[fa]C[W2]MN[2]
;B[kc]C[B3]MN[3]
;W[lb]C[W4]MN[4]
;B[ea]C[B5]MN[5]
;W[ha]C[W6]MN[6]
;B[jb]C[B7]MN[7]
;W[ja]C[W8]MN[8]
;B[jc]C[B9]MN[9]

;
)
