(;AB[cq]AB[cp]AB[dp]AB[dn]AB[eo]AB[fo]AW[eq]AW[ep]AW[dq]AB[fq]AB[gp]AB[hp]AB[hq]AW[gq]AW[gr]AW[hr]AW[ho]AW[io]AW[ip]AW[iq]C[Black to capture some stones]AP[goproblems]
(;B[fp];W[fr]
(;B[cr]
(;W[ds]
(;B[dr];W[er])
(;B[cs];W[dr]))
(;W[er]))
(;B[dr];W[er])
(;B[er];W[dr])
(;B[es];W[er])
(;B[ds];W[es];B[dr];W[er]))
(;B[fr];W[fp]
(;B[dr];W[go])
(;B[er];W[go])
(;B[go];W[er]))
(;B[er];W[dr]
(;B[fp];W[fr])
(;B[fr];W[fp]
(;B[go];W[es])
(;B[cr];W[go]))
(;B[cr];W[fr];B[fp];W[es])
(;B[ds];W[cr]
(;B[fr];W[fp]
(;B[br];W[go])
(;B[go];W[fs];B[br];W[es]))
(;B[br];W[fr];B[es];W[fp]
(;B[go];W[cs])
(;B[cs];W[go]))))
(;B[dr]
(;W[er]
(;B[cr])
(;B[fr]
(;W[fs]
(;B[es];W[ds];B[fp];W[cr])
(;B[fp];W[es]
(;B[ds];W[ir];B[gs]C[RIGHT])
(;B[gs];W[hs];B[ds];W[ir];B[gs]C[RIGHT])))
(;W[cr];B[es];W[ds];B[fs];W[br]
(;B[fp];W[dr];B[bq]C[RIGHT])
(;B[bq]C[RIGHT]))))
(;W[fr]
(;B[er];W[fp];B[fq]C[RIGHT])
(;B[fp];W[er]))))