(;AB[es]AB[er]AB[dr]AB[cr]AW[as]AW[bs]AW[cs]AW[ds]AW[bo]AW[ao]AW[aq]AB[cq]AB[cp]AW[bn]AW[bm]AW[am]AW[bl]AW[bk]AW[ak]AB[co]AB[cn]AB[cm]AB[cl]AB[ck]AB[bj]AB[cj]AB[aj]C[FORCE]AP[goproblems]
(;B[ap]C[FORCE];W[bp]C[FORCE];B[ar]C[FORCE];W[bq]C[FORCE];B[br])
(;B[bp]C[FORCE];W[ap]C[FORCE]
(;B[bq]C[FORCE];W[ar])
(;B[br]C[FORCE];W[ar]))
(;B[bq]C[FORCE];W[ar]C[FORCE]
(;B[bp]C[FORCE];W[ap])
(;B[br]C[FORCE];W[ap]))
(;B[br]C[FORCE];W[ar]C[FORCE]
(;B[bp]C[FORCE];W[ap])
(;B[bq]C[FORCE];W[ap]))
(;B[ar]C[FORCE];W[bq]C[FORCE]
(;B[ap]C[FORCE];W[bp]C[FORCE];B[br])
(;B[bp]C[FORCE];W[ap]C[FORCE];B[br]C[RIGHT])
(;B[br]C[FORCE];W[bp])))