(;GM[1]FF[4]SZ[19]
GN[Bent four in the corner]
PC[https://senseis.xmp.net/?GokyoShumyoSection3Problem3/Solution]AP[GoWiki:2009]
DT[2023-01-01]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection3Problem3/Solution

Bent four in the corner]
PL[W]

AB[cc][dc][ec][gc][bd][ce]
AW[cb][db][bc]

;W[ac]C[W1]MN[1]
;B[ba]C[B2]MN[2]
;W[bb]C[W3]MN[3]
;B[aa]C[B4]MN[4]
;W[eb]C[W5]MN[5]
;B[fb]C[B6]MN[6]
;W[ea]C[W7]MN[7]
;B[ca]C[B8]MN[8]

;
)
