(;AB[de]AB[df]AB[cf]AB[bf]AB[ed]AB[ec]AB[gc]AB[fc]AB[gb]AW[be]AW[ce]AW[dd]AW[dc]AW[eb]AW[fb]AW[bd]AB[cd]C[White is now in deep trouble. Your mission : capture everything !!]AP[goproblems]
(;B[cc]
(;W[db]C[CHOICE]
(;B[bb]
(;W[bc]C[CHOICE];B[cb];W[ab]
(;B[ba];W[da]
(;B[fa];W[ac]
(;B[ae]C[Well done, once again !RIGHT])
(;B[af];W[aa]C[Ooops !!])
(;B[ad];W[ae];B[af]C[Well done, once again !RIGHT])
(;B[aa];W[ca]C[Ooops !!])
(;B[ca];W[aa]C[Ooops !!])
(;B[ea];W[ga]
(;B[fa];W[aa]C[Ooops !!])
(;B[ae];W[ca]C[Ooops !!])))
(;B[ae];W[ca]C[Ooops !!])
(;B[ea];W[fa];B[ga];W[ac]
(;B[ae]C[Well done, once again !RIGHT])
(;B[ad];W[ae];B[af]C[Only seki.]))
(;B[ad];W[ca]C[Ooops !!])
(;B[ac];W[ca];B[aa];W[ab]C[Ooops !!])
(;B[ca];W[aa]C[Ooops !!])
(;B[aa];W[ca]C[Ooops !!]))
(;B[aa];W[ba]C[Ooops !!])
(;B[ca];W[da]C[Ooops !!])
(;B[da];W[ba];B[ca];W[ea]C[Ooops !!])
(;B[ea];W[ba]C[Ooops !!])
(;B[fa];W[ba]C[Ooops !!])
(;B[ae];W[ba]C[Ooops !!])
(;B[ad];W[ba]C[Ooops !!])
(;B[ac];W[ba];B[aa]C[Only ko.]))
(;W[cb]C[Too easy variation.];B[bc]))
(;B[cb];W[bb]
(;B[bc];W[ac]C[Ooops !!])
(;B[ca];W[bc]C[Ooops !!])
(;B[da];W[bc]
(;B[ca];W[ba]C[Ooops !!])
(;B[ba];W[ca];B[cb];W[cc]C[Ooops !!]))
(;B[ba];W[bc]
(;B[ca];W[da]C[Ooops !!])
(;B[da];W[ca];B[cb];W[cc]C[Ooops !!])))
(;B[bc];W[bb]
(;B[cb];W[ac]C[Ooops !!])
(;B[ad];W[cb]
(;B[ae];W[ab]
(;B[fa];W[ea]C[White is alive !!])
(;B[ba];W[ca]C[White is alive !!])
(;B[ca];W[ba]C[White is alive !!])
(;B[ea];W[fa]C[White is alive !!])
(;B[da];W[fa]C[White is alive !!]))
(;B[ab];W[ac];B[bc];W[ae]C[White is alive !!])
(;B[ac];W[ab];B[ae]C[White is alive !!]))
(;B[ac];W[ab]
(;B[cb];W[ca]C[Ooops !!])
(;B[ad];W[cb];B[ae]C[White is alive !!])
(;B[ae];W[cb];B[ad]))
(;B[ae];W[cb]
(;B[ad];W[ab]
(;B[fa];W[ea]C[White is alive !!])
(;B[ba];W[ca]C[White is alive !!])
(;B[ca];W[ba]C[White is alive !!])
(;B[ea];W[fa]C[White is alive !!])
(;B[da];W[fa]C[White is alive !!]))
(;B[ac];W[ab];B[ad]))
(;B[ab]
(;W[ad]
(;B[ac]C[Well done, once again !RIGHT])
(;B[cb]C[Well done, once again !!
(thank you MoreKnock for this variation)RIGHT]))
(;W[cb];B[ac]C[Well done, once again !RIGHT]))))
(;W[cb]C[Too easy variation.];B[bc]
(;W[db];B[bb]C[Dead.])
(;W[bb];B[db]C[Dead.]))
(;W[bc]C[Too easy variation.];B[db];W[bb];B[ae];W[cb];B[ca]C[Dead.])
(;W[bb]C[Too easy variation.];B[db];W[bc];B[ae];W[cb];B[ca]C[Dead.]))
(;B[db];W[cc]
(;B[cb];W[bb]C[White is alive !!])
(;B[bb];W[cb]C[White is alive !!])
(;B[bc];W[cb]C[White is alive !!])
(;B[ca];W[cb]C[white is alive !!];B[ea];W[ba];B[fa];W[bb]C[No need to play the ko.]))
(;B[cb];W[cc]
(;B[bb];W[db]C[White is alive !!])
(;B[db];W[bb]C[White is alive !!])
(;B[bc];W[db]C[White is alive !!]))
(;B[bb];W[cb]C[White is alive !!])
(;B[bc];W[cc]C[White is alive !!]))