(;GM[1]FF[4]SZ[19]
GN[White can't escape]
PC[http://senseis.xmp.net/?GokyoShumyoSection5Problem30/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection5Problem30/Attempts

White can't escape]
PL[B]

AB[db][eb][fb][cc][gc][bd][cd][gd][be][ge][cf][df][ff]
AW[gb][hb][dc][ec][fc][dd][fd][ce][de][fe][ef]


;
)
