(;AB[ca]AB[cb]AB[cc]AB[dd]AB[ed]AB[fd]AB[fc]AB[fb]AB[gb]AB[ga]AW[ha]AW[hb]AW[gc]AW[gd]AW[ge]AW[fe]AW[ee]AW[de]AW[ce]AW[cd]AW[bc]AW[bb]AW[ba]AP[goproblems]
(;W[dc];B[db];W[eb];B[ec];W[ea]C[Gote seki, and black got one point.])
(;W[eb]
(;B[ea]C[CHOICE]
(;W[dc];B[da]C[Sente seki.RIGHT])
(;W[db];B[da]C[Black lives.]))
(;B[db]C[]
(;W[ea];B[ec]C[Sente seki.RIGHT])
(;W[dc];B[ec];W[ea]C[Gote seki, and black got one point.])))
(;W[db];B[dc]C[Black lives.])
(;W[ea];B[eb]C[Black lives]))