(;
AW [ab][bb][dc][bd][dd][ae][be][ce][de]
AB [aa][ba][ca][db][eb][ec][ed][ee][af][bf][cf][df][ef]
C [black to kill.]
(;B[cc] ;W[cb]
(;B[bc] ;W[da]
(;B[ac] C[RIGHT white dies in a broken seki.])
(;B[ca] ;W[ac] C[white lives.])
)
(;B[da] ;W[bc] C[white lives.])
(;B[ac] ;W[bc] C[white lives.])
)
(;B[cb] ;W[cc] C[white lives.])
(;B[ac] ;W[cb] C[white lives.])
(;B[bc] ;W[cc] C[white lives.])
(;B[da] ;W[cb] C[white lives.])
(;B[cd] ;W[cb]
(;B[bc] ;W[da] C[white lives.])
(;B[da] ;W[gf] C[white is alive. white tenuki.])
)
(;B[ad] ;W[cb]
(;B[bc] ;W[da] C[white lives.])
(;B[da] ;W[gf] C[white is alive. white tenuki.])
)
)