(;AB[cs]AB[bs]AB[br]AB[bq]AB[cp]AB[co]AB[do]AB[eo]AB[fo]AB[gp]AB[hp]AB[hq]AB[fq]AB[hn]AW[bp]AW[bo]AW[bm]AW[cn]AW[ds]AW[dr]AW[cr]AW[cq]AW[dp]AW[ep]AW[fp]AW[gq]AW[gr]AW[hr]AW[iq]AP[goproblems]
(;B[er];W[fr]
(;B[es];W[eq];B[dq]C[RIGHT])
(;B[eq];W[es];B[dq];W[fs]TR[bq]TR[br]TR[bs]TR[cs]))
(;B[eq];W[fr]
(;B[er];W[es];B[dq];W[fs]TR[bq]TR[br]TR[bs]TR[cs])
(;B[dq];W[er]TR[bq]TR[br]TR[bs]TR[cs]))
(;B[fr];W[fs]
(;B[eq];W[dq])
(;B[er];W[dq])
(;B[dq];W[eq]))
(;B[dq];W[eq]
(;B[er];W[fr])
(;B[es];W[er];B[fs];W[fr])
(;B[fr];W[fs])
(;B[fs];W[fr]))
(;B[fs];W[fr]
(;B[eq];W[dq])
(;B[er];W[eq])))