(;GM[1]FF[4]SZ[19]
GN[ko]
PC[https://senseis.xmp.net/?GokyoShumyoSection3Problem81/Solution]AP[GoWiki:2009]
DT[2023-01-02]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection3Problem81/Solution

ko]
PL[W]

AB[ca][db][bc][cc][bd]
AW[eb][dc][ec][cd][be][ce]
CR[bd][be]

;W[ab]C[W1]MN[1]
;B[bb]C[B2]MN[2]
;W[ea]C[W3]MN[3]
;B[da]C[B4]MN[4]
;W[ba]C[W5]MN[5]

;CR[bd][be]
)
