(;
AB[da][ea][fa][fb][fc][fd][fe][ee][de][ce][be][bd]
AW[ac][bc][cb][db][eb][ed][dd][cd]
C[Black plays.

From the 1998 Mind Sports Olympiad.];
B[ba]
C[The only move.];
W[ca]
(;
B[ec]
C[One reporting of this problem incorrectly gives this move, but the timing is bad.];
W[bb]
C[White can dodge to here to live.]
(;
B[dc];W[aa]
C[Black can capture 3 stones in gote, but the bulk of the group lives.]
)
    (;
    B[aa]
    C[Black cannot keep White to 1 eye.];
    W[dc]
    C[White lives.]
    )
)
    (;
    B[bb]
    C[Again, the only move.];
    W[ab];B[ec]
    C[Black catches White in a liberty shortage.  White dies.]
    )
)

