(;AB[bd]AB[cd]AB[dc]AB[db]AB[eb]AB[bc]AB[cb]AW[bb]AW[dd]AW[ec]AW[ed]AW[fc]AW[fb]AW[ce]AW[be]AW[af]AB[ae]AW[bg]C[White to play - get the best result locally!]AW[gb]AP[goproblems]
(;W[ac]
(;B[ba]
(;W[ab]
(;B[ad];W[cc]C[RIGHT])
(;B[ca];W[ad]C[RIGHT]))
(;W[ad];B[ab])
(;W[ea];B[ab])
(;W[aa];B[ab]))
(;B[ab]
(;W[aa];B[ca]
(;W[ad];B[ba]
(;W[cc]C[RIGHT])
(;W[ab];B[ae]))
(;W[ea];B[ba])
(;W[ab];B[ba];W[ad];B[ae]))
(;W[ad];B[ba])
(;W[ba];B[ad])))
(;W[ab];B[ac]
(;W[ad]C[Ko. Not best.])
(;W[ea];B[ba])
(;W[ba];B[ca])
(;W[ca];B[ba]))
(;W[ba];B[ab]
(;W[ad];B[ca])
(;W[ea];B[ca])
(;W[ac];B[ad])
(;W[ca];B[da]))
(;W[ad];B[ab])
(;W[ea];B[ab])
(;W[ca];B[ab]
(;W[ba];B[da])
(;W[ea];B[ba]))
(;W[aa];B[ca]
(;W[ad];B[ba]
(;W[ac];B[ab])
(;W[ab];B[ac]))
(;W[ac];B[ba];W[ad];B[ab])
(;W[ea];B[ba]))
(;W[da];B[ab]))