(;GM[1]FF[4]SZ[19]
GN[Weak points]
PC[http://senseis.xmp.net/?SomeEndgameProblem9/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SomeEndgameProblem9/Attempts

Weak points]
PL[W]

AB[eb][fb][dc][fc][hc][ad][cd][gd][be][ce][he][cf][hf]
AW[ec][ed][fd][ae][de][ge][af][bf][df][gf][bg][cg][dg][gg]
LB[bc:a][cc:b]


;LB[bc:a][cc:b]
)
