(;GM[1]FF[4]SZ[19]
GN[White to kill]
PC[https://senseis.xmp.net/?GokyoShumyoSection2Problem59/Solution]AP[GoWiki:2009]
DT[2023-01-08]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection2Problem59/Solution

White to kill]
PL[W]

AB[ab][bb][fb][cc][dc][ec][dd][fd]
AW[gb][bc][fc][gc][hc][ad][cd][ed][be][ce][de][ee]

;W[da]C[W1]MN[1]
;B[eb]C[B2]MN[2]
;W[ea]C[W3]MN[3]
;B[fa]C[B4]MN[4]
;W[cb]C[W5]MN[5]

;
)
