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