(;AB[cs]AB[ds]AB[dr]AB[dq]AB[dp]AB[eo]AB[fo]AB[gp]AB[fq]AW[bs]AW[br]AW[cr]AW[cq]AW[cp]AW[do]AW[dn]AW[fm]AW[gn]AW[go]AW[hp]AW[hq]AW[hr]AW[hs]AP[goproblems]
(;B[fs];W[gq]
(;B[er]C[RIGHT])
(;B[fp];W[fr])
(;B[gr];W[er])
(;B[fr];W[fp]))
(;B[ep];W[fs]
(;B[gq];W[er])
(;B[er];W[gq])
(;B[fr];W[gq])
(;B[gr];W[gs]))
(;B[fp];W[fs])
(;B[eq];W[fs])
(;B[gq];W[fs]
(;B[ep];W[er])
(;B[er];W[ep])
(;B[fr];W[ep]))
(;B[er];W[fs]
(;B[gq];W[ep])
(;B[ep];W[gq]))
(;B[fr];W[fs]
(;B[ep];W[gq])
(;B[gq];W[ep])
(;B[eq];W[es])
(;B[es];W[gq]))
(;B[gr];W[gq]
(;B[er];W[fs])
(;B[fs];W[er])
(;B[fp];W[fr])
(;B[eq];W[fp])
(;B[fr];W[fp]))
(;B[gs];W[fr]))