(;CA[utf-8]FF[4]AB[bb][mo][mp]AW[no][lp][np][mq]PL[W]TR[bb]C[Does the black stone /_\\ would be helpful in the ladder?!]
AP[Sabaki:0.40.0]SZ[19]GM[1]MULTIGOGM[0]
;W[mn];B[lo];W[ko];B[ln];W[lm];B[kn];W[jn];B[km];W[kl];B[jm];W[im];B[jl];W[jk];B[il]
;W[hl];B[ik];W[ij];B[hk];W[gk];B[hj];W[hi];B[gj];W[fj];B[gi];W[gh];B[fi];W[ei];B[fh]
;W[fg];B[eh];W[dh];B[eg];W[ef];B[dg];W[cg];B[df];W[de];B[cf];W[bf];B[ce];W[cd];B[be]
;W[ae];B[bd];W[bc];B[ad];W[ac])