(;AB[bc]AB[cb]AB[bd]AB[dc]AB[dd]AB[ed]AB[fd]AB[gd]AB[fb]AB[fa]AW[eb]AW[fc]AW[gb]AW[ga]AW[hc]AW[ic]AW[he]AW[cd]AW[be]AW[de]AW[df]AW[cf]AW[ff]AP[goproblems]
(;B[da];W[db]
(;B[ab];W[ba]
(;B[ca];W[ea];B[ad]C[RIGHT])
(;B[ad];W[ca]C[CHOICE]))
(;B[ca];W[ea];B[ab];W[ad];B[ba]C[RIGHT]))
(;B[ad];W[ab];B[da];W[db]C[CHOICE])
(;B[db];W[da]
(;B[ba];W[ab]C[CHOICE])
(;B[ad];W[ab]C[CHOICE])
(;B[ab];W[ba];B[ca];W[ad]C[CHOICE]))
(;B[ba];W[ab];B[da];W[db]C[CHOICE])
(;B[ab];W[ba]
(;B[ca];W[ad]C[CHOICE])
(;B[da];W[db];B[ca];W[ea];B[ad]C[RIGHT])))