(Thanks, awelux for the corrections! :)
(About the resualt - A little change would lead to prob 3307.)
(;AW[cd]AW[bd]AW[de]AW[df]AW[dg]AW[dh]AW[cj]AW[bj]AB[bi]AB[ch]AB[cg]AB[bg]AB[cf]AB[be]C[Can white do anything with the black group? ;)]AW[di]AP[goproblems]
(;W[af];B[ae]
(;W[ah]
(;B[ai];W[ag]C[Dead. Nice.. (Black'd have to play at both A and B now to get a seki - Thanks for the correction, awelux ;)CHOICERIGHT]LB[ce:A]LB[ci:B])
(;B[ag];W[ai]C[Dead, nice ;)CHOICERIGHT]))
(;W[ai];B[ah]LB[aj:A]LB[ci:B]C[Blac's alive - 'A' and 'B' are miai to deny him from having a second eye at B12.]LB[af:1]LB[bf:1]LB[ag:1]LB[bh:2])
(;W[ag];B[ah]C[Blac's alive - He has 2 eyes.]LB[af:1]LB[bf:1]LB[ag:1]LB[bh:2])
(;W[aj];B[ah]C[Blac's alive - 'A' and 'B' are miai to deny him from having a second eye at B12.]LB[ai:A]LB[ci:B]LB[af:1]LB[bf:1]LB[ag:1]LB[bh:2]))
(;W[ah]C[NOTTHISRIGHT])
(;W[ai]C[NOTTHIS])
(;W[ci]C[NOTTHIS])
(;W[aj]C[NOTTHIS])
(;W[bh]C[NOTTHIS])
(;W[ae];B[af]LB[ad:A]LB[ce:B]LB[bf:1]LB[ag:2]LB[bh:2]LB[ah:C2]C[A and B are miai to get a ko to kill if black takes C. Otherwise A,B and C are miai to kill. -> Black's alive.])
(;W[bf];B[af]C[Black's alive.])
(;W[ce];B[af]C[Black's alive.])
(;W[ag];B[af]
(;W[ah];B[ai]C[Black lives with 2 eyes.]LB[bf:1]LB[ag:2]LB[ah:2]LB[bh:2])
(;W[ai];B[ah]C[Black's alive.])
(;W[bh]
(;B[ah]C[Black's alive.CHOICE])
(;B[ai]C[Black's alive.CHOICE]))
(;W[ci];B[ah]C[Black's alive.])
(;W[aj];B[ai]C[Black's alive.])
(;W[ce]
(;B[ae]
(;W[ah];B[ai];W[ad];B[bh]C[Black's alive.])
(;W[ai];B[ah]C[Black's alive.])
(;W[ad];B[ah]C[Black's alive.])
(;W[ci];B[ah]C[Black's alive.])
(;W[bh]
(;B[ai]C[Black's alive.CHOICE])
(;B[ah]C[Black's alive.CHOICE])))
(;B[ah]C[Black's alive.CHOICE])))
(;W[ad];B[ae];W[ag];B[af]
(;W[ah];B[ai];W[ce];B[bh]C[Black's alive.])
(;W[ai]
(;B[ah]C[Black's alive.])
(;B[bh]
(;W[ah];B[aj]
(;W[ai];B[ah]C[Black's alive.CHOICE])
(;W[ah]C[NOTTHIS])
(;W[ag]C[NOTTHIS]))
(;W[aj];B[ah]C[Black's alive.])))
(;W[ce];B[ah]C[Black's alive.])
(;W[bh]C[NOTTHIS])
(;W[ci]C[NOTTHIS])
(;W[aj]C[NOTTHIS])))