(;AB[bq]AB[bp]AB[cp]AB[bo]AB[bn]AB[ar]AB[cr]AB[fr]AB[fq]AB[gp]AB[hp]AB[hq]AB[cm]AB[em]AB[fm]AB[fn]AW[gq]AW[gr]AW[br]AW[cq]AW[dq]AW[dp]AW[fp]AW[ep]AW[co]AW[cn]AW[dn]AW[en]C[White to save his group.]AP[goproblems]
(;W[ds]
(;B[hr];W[bs]C[RIGHT])
(;B[bs];W[fs];B[hr];W[gs];B[dr];W[er]C[CHOICERIGHT])
(;B[er];W[dr];B[bs];W[fs];B[hr];W[gs]C[RIGHT])
(;B[es];W[er];B[hr];W[bs]C[RIGHT]))
(;W[dr];B[bs]
(;W[er];B[hr])
(;W[fs];B[hr];W[gs];B[es]))
(;W[er];B[hr];W[dr];B[bs])
(;W[bs]
(;B[es]
(;W[cs];B[ds])
(;W[ds];B[dr])))
(;W[fs];B[es]
(;W[ds];B[gs];W[bs];B[dr])))