(;GM[1]FF[4]SZ[19]
GN[follow-up: double ko]
PC[http://senseis.xmp.net/?SuperpowerGo]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SuperpowerGo

follow-up: double ko]
PL[W]

AB[cb][db][eb][dc][fc][bd][cd][ce][bf][cf][dg][eg][ch]
AW[bb][bc][cc][ec][dd][de][fe][df][ff][bg][cg][bh][ci]

;W[ad]C[W1]MN[1]
;B[ae]C[B2]MN[2]
;W[ab]C[W3]MN[3]
;B[ag]C[B4]MN[4]
;W[ah]C[W5]MN[5]
;B[ba]C[B6]MN[6]

;
)
