(;AB[bd]AB[cd]AB[dd]AB[dc]AB[db]AW[eb]AW[gb]AW[ec]AW[ed]AW[ee]AW[de]AW[ce]AW[be]AW[bg]AP[goproblems]
(;B[bc];W[cb]
(;B[da];W[bb]
(;B[ab];W[ca];B[cc];W[ba]
(;B[ad]C[RIGHT])
(;B[aa];W[ad]C[CHOICE]))
(;B[ad];W[ab]C[CHOICE])
(;B[ba];W[ca];B[ab];W[aa]C[Adv. koCHOICE]))
(;B[ca];W[ba];B[da];W[bb];B[ab]C[RIGHT])
(;B[ba];W[da];B[ca];W[bb];B[ea];W[ab]C[RIGHT]))
(;B[ad];W[bb]
(;B[cb];W[bc]
(;B[ab];W[ac];B[ba];W[aa]
(;B[da];W[ca]C[Adv. koCHOICE])
(;B[ca];W[ab]C[CHOICE]))
(;B[ba];W[ab]
(;B[ac]C[RIGHT])
(;B[da];W[ea]
(;B[ac];W[ae]C[RIGHT])
(;B[cc];W[ae]C[RIGHT]))))
(;B[bc];W[cb]
(;B[da];W[ab]
(;B[ca];W[ba]C[CHOICE])
(;B[ba];W[ca]
(;B[cc];W[ea]C[CHOICE])
(;B[ac];W[ae]C[CHOICE])))
(;B[ca];W[ba];B[da];W[ab]C[CHOICE])
(;B[ab];W[da]C[CHOICE])))
(;B[cb];W[bc]
(;B[ab];W[ba]
(;B[bb]C[CHOICE])
(;B[ac];W[bb]C[RIGHT]))
(;B[ac];W[ab];B[ad];W[bb]
(;B[ba];W[da]C[RIGHT])
(;B[da];W[ba]C[CHOICE]))
(;B[ad];W[bb];B[ba];W[ac];B[cc];W[ab]
(;B[da]C[RIGHT])
(;B[aa];W[da]C[CHOICE])))
(;B[ca];W[bb];B[bc];W[cb]
(;B[ab];W[ba]
(;B[da];W[ad]C[RIGHT])
(;B[ad];W[ae]C[RIGHT]))
(;B[ba];W[ab]C[RIGHT]))
(;B[ac];W[bb];B[cb];W[bc]
(;B[ba];W[ab];B[ad];W[da]C[RIGHT])
(;B[ab];W[ba]C[RIGHT]))
(;B[bb]C[RIGHT])
(;B[da];W[bb]
(;B[bc];W[cb]
(;B[ab];W[ba];B[ca];W[ad]C[RIGHT])
(;B[ba];W[ca]
(;B[ac];W[aa];B[ab];W[ba]C[CHOICE])
(;B[ab];W[aa]
(;B[cc];W[ac];B[ad];W[ae]C[Adv. koCHOICE])
(;B[ac]C[CHOICE]))
(;B[cc];W[aa]
(;B[ad];W[ae];B[ab];W[ac]C[Disadv. koCHOICE])
(;B[ac];W[ba]C[CHOICE]))))
(;B[cb];W[bc]
(;B[ad];W[ba]
(;B[ac];W[ab]C[CHOICE])
(;B[ab];W[ac]C[CHOICE]))
(;B[ac];W[ab];B[ad];W[ba]C[CHOICE]))))
vougalar