(;GM[1]FF[3]
RU[Japanese]SZ[19]HA[0]KM[5.5]
PW[White]
PB[Black]
GN[White (W) vs. Black (B)]
DT[1999-07-28]
SY[Cgoban 1.9.2]TM[30:00(5x1:00)];
AW[oa][qa][qb][rb][oc][pc][qc][pd][oe][of][pg][rg][oh][ph][pi][qi][ri]
AB[ra][sa][sb][rc][sc][qd][sd][pe][qe][re][pf][qg][qh]
C[black to live unconditionally
]
(;B[rh]
(;W[sf]
(;B[sh];W[se]
(;B[rd];W[qf])
(;B[rf]C[RIGHT
black loses a few stones but lives unconditionally
])
(;B[sg]C[RIGHT
black loses a few stones but lives unconditionally
])
)
(;B[rf];W[sh])
(;B[se];W[sh];B[rf];W[qf])
)
(;W[sh]C[this doesn't work
];B[sf];W[rf];B[qf]
(;W[sg];B[si])
(;W[si];B[sg])
)
)
(;B[rf];W[sf]
(;B[rh];W[sh])
(;B[se];W[rh])
(;B[sg];W[sh];B[rh];W[qf])
)
(;B[sg];W[rh]
(;B[rf];W[sf])
(;B[sf];W[rf])
)
(;B[sf];W[rf]
(;B[rh];W[sg]
(;B[se];W[sh];B[qf];W[rd])
(;B[sh];W[se]C[ko
])
)
(;B[qf];W[rh])
)
(;B[sh];W[rh]
(;B[sg];W[rf])
(;B[rf];W[sf])
)
)