(;GM[1]FF[4]SZ[19]
GN[2-move approach rogue ko, 1–9. B2: threat; W4–W8: ''see text''.]
PC[http://senseis.xmp.net/?RogueKo]AP[GoWiki:2009]
DT[2018-12-23]
C[Diagram from http://senseis.xmp.net/?RogueKo

2-move approach rogue ko, 1–9. B2: threat; W4–W8: ''see text''.]
PL[B]

AB[ag][bg][cg][ch][ci][cj][dj][dk][cl][dl]
AW[ai][bi][bj][ak][ck][bl][am][bm]

;B[bk]C[B1]MN[1]
;B[bh]C[B3]MN[3]
;B[ah]C[B9]MN[9]

;
)
