(;SZ[19]AW[pc]AW[qd]AW[qe]AW[dn]AW[co]AW[fq]AB[pd]AB[dp]AB[eq]LB[nc:B]LB[od:A]C[Does A work? If yes, play it, else play B (O17).]GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]RU[Japanese]KM[0.00]PW[White]PB[Black]PL[W]
(;W[nc]C[The ladder actually works...])
(;W[od];B[pe]C[Don't blink an eye...];W[pf]AB[oe]AW[ne]AB[of]AW[og]AB[nf]AW[mf]AB[mg]AW[lg]AB[ng]AW[nh]AB[mh]AW[mi]AB[lh]AW[kh]AB[li]AW[lj]AB[ki]AW[ji]AB[kj]AW[kk]AB[jj]AW[ij]AB[jk]AW[jl]AB[ik]AW[hk]AB[il]AW[im]AB[hl]AW[gl]AB[hm]AW[hn]AB[gm]AW[fm]AB[gn]AW[go];B[fn]C[Blink!]
(;W[fo];B[en]
(;W[eo];B[em];W[el];B[fl];W[dm];B[gk])
(;W[em];B[eo]
(;W[ep];B[fp];W[do];B[ep])
(;W[do];B[ep])))
(;W[en];B[fo]
(;W[eo];B[fp]
(;W[ep];B[gp];W[hp];B[ho];W[gq];B[in])
(;W[gp];B[ep]))
(;W[fp];B[eo]
(;W[ep];B[do]
(;W[dq];B[cp]
(;W[cq];B[bp])
(;W[bp];B[cq];W[cr];B[bq]
(;W[aq];B[br]
(;W[bs];B[dr];W[ar];B[cs])
(;W[ar];B[bs];W[cs];B[dr]))
(;W[br];B[dr];W[aq];B[dq]
(;W[ds]C[RIGHT])
(;W[er]C[RIGHT]))))
(;W[cp];B[dq]))
(;W[do];B[ep])))))