(;SZ[6]AW[bb]AW[bc]AW[bd]AW[be]AW[bf]AW[ba]AB[da]AB[db]AB[dd]AB[de]AB[df]AB[eb]AB[fa]AB[fc]AB[ed]AB[fe]AB[ef]AB[cb]AB[cc]AB[cd]AB[dc]C[Black to fill the dame. Chinese rules. No komi.]AP[goproblems]
(;B[ca]
(;W[ce];B[cf]C[RIGHT])
(;W[cf];B[ce]C[RIGHT]))
(;B[ce]
(;W[ca];B[cf]C[RIGHT])
(;W[cf];B[ca]C[RIGHT]))
(;B[cf]
(;W[ca];B[ce]C[RIGHT])
(;W[ce];B[ca]C[RIGHT])))