(;GM[1]FF[4]SZ[19]
GN[White to kill]
PC[https://senseis.xmp.net/?GokyoShumyoSection2Problem26/Solution]AP[GoWiki:2009]
DT[2023-01-11]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection2Problem26/Solution

White to kill]
PL[W]

AB[ba][cb][hb][dc][ec][fc][gc]
AW[bb][jb][bc][cc][hc][ic][gd][jd][ce][ee]
LB[ea:a]

;W[da]C[W1]MN[1]
;B[db]C[B2]MN[2]
;W[fb]C[W3]MN[3]
;B[gb]C[B4]MN[4]
;W[ca]C[W5]MN[5]

;LB[ea:a]
)
