(;AB[ab]AB[bb]AB[cb]AB[dc]AB[eb]AW[fb]AW[fc]AW[ed]AW[dd]AW[cd]AW[ac]AW[hb]C[What can White do?]AW[bd]AP[goproblems] (;W[ea];B[da] (;W[ec] (;B[fa] (;W[cc] (;B[ba] (;W[db]MA[dc]C[Well done, a ko! :)RIGHT]) (;W[ga];B[db]C[:(])) (;B[db];W[ba]C[RIGHT])) (;W[ba];B[cc]C[:(]) (;W[ga];B[ba]C[:(])) (;B[ba];W[db]MA[eb]C[RIGHT])) (;W[ba];B[fa]C[:(]TR[cc]TR[ec]) (;W[cc];B[ba]C[:(]) (;W[fa];B[ba]C[:(])) (;W[da];B[ea]C[:(]) (;W[ec];B[ea]C[:(]) (;W[cc];B[ea]C[:(]) (;W[ca];B[da]C[:(]) (;W[ba];B[da]C[:(]) (;W[db];B[da]C[:(]) (;W[fa];B[ea]C[:(]) (;W[aa];B[ea]C[:(]) (;W[bc];B[ea]C[:(]))