(;AB[br]AB[bq]AB[bp]AB[bo]AB[bm]AB[cn]AB[dn]AB[al]AW[cl]AW[bl]AW[dl]AW[ck]AW[bj]AW[fk]AW[fl]AW[fm]AW[fn]AW[do]AW[co]AW[cp]AW[cq]AW[cr]AW[fp]AW[fq]C[How did white attack?]AP[goproblems]
(;W[bs]
(;B[ar]
(;W[cm]
(;B[am]
(;W[ap]C[Well done! :)RIGHT]TR[bn]TR[ao])
(;W[bn];B[an];W[ap]C[Well done! :)RIGHT])
(;W[ao];B[ap]C[:(])
(;W[an];B[bn]C[:(])
(;W[ak];B[bn]C[:(]))
(;B[bn]
(;W[am]
(;B[ap];W[an]C[RIGHT])
(;B[an];W[ap]C[RIGHT]))
(;W[ap]
(;B[am];W[ao]C[RIGHT])
(;B[ao];W[am]C[RIGHT])))
(;B[an];W[ap]C[RIGHT])
(;B[ap];W[an]
(;B[am];W[bn]C[RIGHT])
(;B[bn];W[am]C[RIGHT]))
(;B[ao];W[bn]C[RIGHT]))
(;W[am];B[an]C[:(]TR[cm]TR[ap])
(;W[an];B[am]
(;W[cm];B[ao]C[:(])
(;W[bn];B[cm]C[:(])
(;W[ap];B[ao]C[:(])
(;W[ao];B[ap]C[:(]))
(;W[bn];B[an]C[:(]TR[cm]TR[ap])
(;W[ao];B[an]C[:(]TR[ap]TR[cm])
(;W[ap]
(;B[ao]
(;W[am]C[Well done! :)RIGHT]TR[cm]TR[an])
(;W[an];B[am]C[:(])
(;W[bn];B[cm]C[:(])
(;W[cm]C[Well done! :)RIGHT]TR[bn]TR[am]))
(;B[an];W[cm]C[RIGHT])
(;B[cm];W[an]TR[ao]TR[am]C[RIGHT])
(;B[am];W[cm]TR[ao]TR[bn]C[RIGHT]))
(;W[ak];B[ap]C[:(]))
(;B[cm];W[an]TR[am]TR[ar]C[RIGHT])
(;B[an];W[cm]TR[ar]TR[ap]C[RIGHT])
(;B[am];W[ar]C[RIGHT]TR[aq]TR[cm])
(;B[ao];W[am]C[RIGHT]TR[cm]TR[an])
(;B[ap];W[an]TR[am]TR[ar]C[RIGHT]))
(;W[cm];B[bs]C[:(])
(;W[bn];B[bs]C[:(])
(;W[ar];B[bs]C[:(])
(;W[aq];B[bs]C[:(])
(;W[ap];B[bs]C[:(])
(;W[an];B[bs]C[:(])
(;W[ao];B[bs]C[:(])
(;W[cs];B[bs]C[:(])
(;W[am];B[an]C[:(]))