(;AB[rb]AB[sc]AB[rd]AB[qd]AB[re]AW[rf]AW[qf]AW[pe]AW[pd]AB[pc]AB[oc]AW[qb]AW[qc]AW[rc]AW[nc]AW[nd]AW[lc]AP[goproblems]
(;W[ra];B[sb]
(;W[pa];B[pb]
(;W[na]
(;B[qa]
(;W[qb]
(;B[qc];W[qa]
(;B[ob];W[oa];B[nb];W[mb];B[se]C[RIGHT])
(;B[nb];W[mb];B[ob];W[oa];B[se]C[RIGHT])
(;B[oa];W[ob]))
(;B[ob];W[qc]
(;B[rc];W[oa]
(;B[qa];W[qb])
(;B[nb];W[mb];B[qa];W[qb]))
(;B[oa];W[nb])
(;B[nb];W[mb]))
(;B[oa];W[ob])
(;B[nb];W[mb];B[ob];W[qc]))
(;W[oa];B[sa])
(;W[ob];B[sa]))
(;B[ob]
(;W[oa]
(;B[qa];W[qb];B[qc]
(;W[qa];B[nb];W[mb];B[se]C[RIGHT])
(;W[se];B[sa];W[qa];B[nb]))
(;B[nb];W[mb];B[qa];W[qb];B[qc];W[qa];B[se]C[RIGHT]))
(;W[nb];B[qa]
(;W[qb];B[qc];W[oa];B[se])
(;W[oa];B[qb]))))
(;W[ob];B[qa]
(;W[qb];B[nb])
(;W[na];B[qb]))
(;W[oa];B[nb])
(;W[nb];B[oa]))
(;W[qa];B[pb])
(;W[se];B[pb])
(;W[ob];B[pb];W[pa];B[qa];W[qb];B[nb])
(;W[pb];B[ob])
(;W[oa];B[pb]
(;W[pa];B[nb])
(;W[qa];B[pa]))
(;W[nb];B[pb])
(;W[sd];B[se];W[pa];B[pb];W[na];B[qa];W[qb];B[qc];W[qa];B[ob];W[oa];B[nb];W[mb]C[this is a gote variation. white could have done this in sente.]))
(;W[sb];B[sa]
(;W[ob];B[pb])
(;W[pb];B[ob])
(;W[qa];B[pb]))
(;W[qa];B[pb])
(;W[pa];B[pb]
(;W[ob];B[qa])
(;W[ra];B[qa]))
(;W[pb];B[ob]
(;W[ra];B[sb])
(;W[sb];B[sa])
(;W[nb];B[pa]))
(;W[ob];B[pb])
(;W[oa];B[pb])
(;W[se];B[pb])
(;W[qe];B[pb])
(;W[sd];B[se]C[bad exchange])
(;W[nb];B[pb])
(;W[na];B[pb]))