(;AB[ba]AB[da]AB[bc]AB[cc]AB[ec]AB[fb]AB[fa]AW[ab]AW[bd]AW[cd]AW[dd]AW[ed]AW[fc]AW[gc]AW[gb]AW[eb]C[Black to live]AP[goproblems]
(;B[ac];W[db]
(;B[dc];W[ga])
(;B[cb];W[dc])
(;B[ea];W[dc])
(;B[ca];W[dc])
(;B[bb];W[dc])
(;B[aa];W[dc]))
(;B[dc];W[ac]
(;B[bb];W[db]
(;B[cb];W[ga]
(;B[ea]C[RIGHT])
(;B[aa];W[ea])
(;B[ca]))
(;B[ea];W[cb])
(;B[ca]))
(;B[cb])
(;B[ca];W[bb])
(;B[db];W[bb])
(;B[aa];W[bb])
(;B[ea];W[bb]))
(;B[db];W[ac]
(;B[dc];W[bb])
(;B[bb];W[dc])
(;B[cb];W[dc])
(;B[ca];W[dc])
(;B[ea];W[dc])
(;B[aa];W[dc]))
(;B[bb];W[db]
(;B[dc];W[ga])
(;B[ac];W[dc])
(;B[cb];W[dc])
(;B[ea];W[dc])
(;B[ca];W[dc])
(;B[aa];W[dc]))
(;B[cb];W[dc]
(;B[db];W[ac])
(;B[ac];W[db]))
(;B[ea];W[dc]
(;B[ac])
(;B[cb];W[ac])
(;B[bb];W[ac])
(;B[db];W[ac])
(;B[ca];W[ac])
(;B[aa];W[ac]))
(;B[ca];W[dc]
(;B[db];W[ac])
(;B[bb];W[ac])
(;B[cb];W[ac])
(;B[ea];W[ac]))
(;B[aa];W[ac]))