(;AW[fq]AW[gq]AW[hq]AB[ar]AB[br]AB[bs]AB[bq]AB[cq]AB[dq]AW[aq]AW[bp]AW[ap]AW[cp]AW[dp]AB[er]AB[fr]AB[gr]AB[gs]AW[cs]AW[eq]AW[hr]AW[hs]C[White to move]AP[goproblems]
(;W[dr];B[es]C[Well done! Sente seki - Neither side can approach or they'll be captured! :)RIGHT])
(;W[es];B[dr]C[Black's alive with two eyes! :(]))