(;GM[1]FF[4]SZ[19]
GN[Variation: Inferior ko]
PC[https://senseis.xmp.net/?KyuExercise26/Solution]AP[GoWiki:2009]
DT[2024-09-23]
C[Diagram from https://senseis.xmp.net/?KyuExercise26/Solution

Variation: Inferior ko]
PL[B]

AB[cf][cg][bh][dh][ci][dj][ej][fj][bl][bm][bn][bo][co][do][ep]
AW[ad][bd][cd][de][df][dg][eh][gh][bi][gi][cj][bk][dk][ek][fk][gk][cl][cm][cn][dn][en][eo]

;B[ai]C[B1]MN[1]
;W[ak]C[W2]MN[2]
;B[bj]C[B3]MN[3]
;W[aj]C[W4]MN[4]
;B[ck]C[B5]MN[5]

;
)
