(;AB[bq]AB[cp]AB[bo]AB[dn]AB[en]AB[fo]AB[go]AB[hp]AW[cq]AW[dq]AW[ep]AW[eo]AW[gq]AW[hq]AW[iq]AW[fn]AP[goproblems] (;B[fm];W[gn] (;B[hm];W[hn];B[in]C[RIGHT]) (;B[hn];W[gm];B[gl]C[Ladder also possible, but not the bestRIGHT])) (;B[gm];W[fm];B[fl];W[em] (;B[dm];W[el] (;B[ek];W[dl];B[cl];W[dk];B[dj];W[ck];B[bk];W[cj];B[ci];W[bj];B[aj];W[ej];B[bi];W[di];B[fk];W[eg];B[gn];W[dj];B[dh];W[eh];B[ei];W[fi];B[fj];W[ei];B[gi];W[gh];B[dg];W[df];B[ef];W[ff];B[ee];W[de];B[fg];W[fh];B[hh];W[gg];B[hf];W[ge];B[gf];W[fe];B[ed];W[gc];B[hg];W[fg];B[gd];W[hd];B[he];W[fd];B[fc];W[gd];B[id];W[ic];B[jc];W[ib];B[gb];W[hc];B[jb];W[jd];B[ie];W[kd];B[ia];W[ec];B[hb]) (;B[gl];W[dl];B[ek];W[dk];B[dj];W[cj];B[di];W[ci];B[ch];W[dh];B[ej];W[cg];B[bh];W[bg];B[ck];W[cl];B[bk];W[bl];B[bj];W[cn];B[do];W[co];B[dp];W[cm];B[bp];W[br];B[cr];W[dr];B[eq];W[fp];B[er];W[cs];B[gn];W[bn];B[an];W[al];B[ak];W[am];B[bm];W[ah];B[bi];W[dg])) (;B[el];W[dm];B[dl];W[cm])))