(;AB[dr]AB[eq]AB[eo]AB[fo]AB[go]AB[gp]AB[gq]AB[gr]AB[gs]AW[cr]AW[cq]AW[bp]AW[bo]AW[cn]AW[en]AW[gn]AW[fn]AW[ho]AW[hp]AW[hq]AW[hr]AW[hs]AW[fq]AW[fp]AP[goproblems]
(;W[dq];B[fr];W[ds];B[es];W[er])
(;W[fr];B[ep]
(;W[dq];B[ds])
(;W[ds];B[es];W[cs];B[dq]))
(;W[ep];B[dp]
(;W[fr];B[er];W[ds];B[fs])
(;W[dq];B[fr];W[ds];B[es];W[er])
(;W[ds];B[fr];W[dq];B[es];W[er]))
(;W[ds];B[es];W[ep];B[dp];W[fr]
(;B[dq];W[do]C[RIGHT])
(;B[er];W[do];B[fs];W[dq]C[RIGHT])))