I would've liked to have included more of the game but this problem was the only part I remembered clearly enough to replicate
(;AB[ei]AB[eh]AB[eg]AB[dg]AB[cf]AB[bf]AB[be]AB[ae]AW[ad]AW[bd]AW[cd]AW[ce]AW[df]AW[ef]AW[ff]AW[fh]AW[fg]AW[fi]AW[cg]LB[fc:Alive]C[This came up in a game between myself (at the time 9k) and a friend (goldminerj 10k). I just threw in at C3. Playing as black, would you give up the corner as dead, or try to live?FORCE]SZ[9]LB[dc:Dead]TR[cg]AP[goproblems]
(;B[fc];W[ec]
(;B[ch];W[bg]
(;B[bh]
(;W[ag]
(;B[ah];W[af]C[RIGHT])
(;B[ai];W[di];B[dh];W[af];B[ci];W[ah])
(;B[di]
(;W[ah];B[bi]C[Minimal life, but at least not open to any ko threatsRIGHT])
(;W[ci]
(;B[bi];W[ah]C[RIGHT])
(;B[ah];W[dh])))
(;B[bi];W[di]
(;B[ah];W[dh])
(;B[dh];W[ah]))
(;B[ci]
(;W[ah];B[ai]
(;W[af])
(;W[bi]))
(;W[dh]
(;B[di];W[ah])
(;B[ah];W[di]))))
(;W[af]
(;B[ah]C[RIGHT])
(;B[bi];W[di];B[dh];W[ah])
(;B[di];W[ah];B[bi]C[RIGHT])))
(;B[di];W[bh];B[bi];W[ag])
(;B[ag];W[bh];B[bi];W[af])
(;B[ah];W[di]
(;B[bh];W[dh])
(;B[dh];W[bh];B[ci];W[bi])
(;B[ag]
(;W[af];B[bh]
(;W[dh])
(;W[ci];B[dh];W[bi];B[ai];W[ci];B[bf];W[cf];B[ae];W[be]))
(;W[dh];B[bh];W[af]))))
(;B[bg]C[That's what he did, and then I killed his corner];W[ch]C[That's what he did, and then I killed his corner]
(;B[bh];W[bi]C[This is how the fight for the corner ended in the game.])
(;B[dh];W[bh])))
(;B[dc]))