(;GM[1]FF[4]SZ[19]
GN[White to play and kill]
PC[http://senseis.xmp.net/?RTGProblem18]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?RTGProblem18

White to play and kill]
PL[B]

AB[bb][cb][ac][dc][ad][be][ce][df][ag][bg][cg][dg]
AW[aa][ba][ca][da][ab][eb][bc][ec][dd][de][ef][eg][ah][bh][ch][dh]


;
)
