(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[9]KM[0.00]
PB[Noir]AW[bf][bg][cg][dg][eh][fh]AB[cd][be][cf][df][ef][eg][fg][gg][gh][gi]
(;B[dh]C[Only move]
(;W[di]
(;B[bi]
(;W[ch]
;B[fi]
;W[bh]
;B[ei]
;W[af]
;B[ah]
;W[dh]C[White is dead (bent four)])
(;W[ei]
;B[ci]
;W[ch]
;B[fi]
;W[bh]
;B[dh]
;W[eh]
;B[di]C[No under-the-stones play]))
(;B[fi]
(;W[ch]C[Different order, same result]
;B[bi])
(;W[bi]
;B[ch]
;W[ah]
;B[ei]
;W[af]
;B[bh]))
(;B[ch]C[Bad idea]
;W[bh]
;B[ei]C[This eye is destroyed...]
;W[ci]
;B[dh]
;W[ch]
;B[fi]
;W[ai]C[but White lives]))
(;W[ch]
;B[bi]
;W[di]
;B[fi]
;W[bh]
;B[ei]
;W[af]
;B[ah]C[White is dead (bent four)]))
(;B[bi]
;W[bh]
;B[dh]C[This cut no longer works]
;W[di]
;B[fi]
;W[ci]
;B[af]
(;W[ai]
(;B[ei]
;W[ag])
(;B[ag]
;W[ei]))
(;W[ag]
;B[ai]C[Here, White dies]))
(;B[bh]
;W[ch]
;B[ei]
;W[di]
;B[fi]
;W[bi])
(;B[ei]
;W[dh]
;B[fi]
;W[bi]C[A well-known living shape (but one must be careful)]
;B[ah]
(;W[bh])
(;W[di]
;B[af]
;W[ag]
;B[bh]C[Disaster]
;W[ae]
;B[ch]
;W[bd]
;B[ce]
;W[bc]
;B[cb]
;W[bb]
;B[ba]
;W[cc]
;B[db]
;W[dc]
;B[ec]
;W[ed]
;B[fc]C[No hope left])))
