(;GM[1]FF[3]
RU[Chinese]SZ[19]HA[0]KM[5.5]
PW[White]
PB[Black]
GN[White (W) vs. Black (B)]
DT[2001-10-31]
SY[Cgoban 1.9.10]TM[30:00(5x1:00)];
AW[ad][dd][ed][be][ce][ee][ef][bg][cg][dg]
AB[bb][dc][ec][fc][bd][cd][ge][gf][eg][fg][bh][ch][dh][eh]
C[Black to kill White.
]
(;B[df];W[ae]
(;B[ag];W[af];B[cf]C[RIGHT
])
(;B[cf];W[ag];B[bf]C[RIGHT
])
)
(;B[ag];W[af])
(;B[af];W[ag]C[This is often the vital point, but here it fails.
]
(;B[ae];W[bf];B[ae];W[df])
(;B[df];W[ae])
)
)