(;AP[goproblems]AB[br]AB[cq]AB[cp]AB[co]AB[do]AB[en]AB[dm]AW[cr]AW[dq]AW[dp]AW[eq]AW[fp]AW[eo]AW[go]AW[ho]AW[ip]AW[hq]AB[fr]AB[fq]AB[gp]C[Black to connect.](;B[cs](;W[dr];B[ds](;W[fo];B[er]C[RIGHT])(;W[ep];B[er]C[RIGHT])(;W[es];B[bs](;W[er];B[fs]C[RIGHT])(;W[ep];B[er];W[fo]C[RIGHT])(;W[fo];B[er];W[ep]C[RIGHT]))(;W[bs];B[es]C[RIGHT]))(;W[es];B[er];W[dr](;B[fs];W[fo];B[ds]C[RIGHT])(;B[bs];W[fo](;B[fs]C[RIGHT])(;B[ds]C[RIGHT];W[ep]C[RIGHT]))))(;B[ds];W[es](;B[er];W[dr];B[fs](;W[cs];B[bs];W[es]C[ko])(;W[bs]))(;B[cs];W[er](;B[dr];W[ep];B[fs];W[fo])(;B[bs];W[ep];B[dr];W[fo])(;B[fs];W[fo];B[dr];W[ep]))))