(;GM[1]FF[4]SZ[19]
GN[Corner descent + ko prevention]
PC[http://senseis.xmp.net/?Imagist/TesujiList]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?Imagist/TesujiList

Corner descent + ko prevention]
PL[W]

AB[cb][db][dc][dd][be][ee][fe][bf][cf][df]
AW[cc][bd][cd][ce][de][ef][cg][dg][eg]
LB[ac:a]

;W[ad]C[W1]MN[1]
;B[bc]C[B2]MN[2]
;W[bb]C[W3]MN[3]
;B[ab]C[B4]MN[4]
;W[bg]C[W5]MN[5]

;LB[ac:a]
)
