(;SZ[12]AB[ak]AB[bk]AB[ck]AB[cj]AB[dj]AB[ej]AB[ek]AW[fl]AW[fk]AW[fj]AW[fi]AW[di]AW[ei]AW[ci]AW[bi]AW[ai]AB[bj]AB[aj]AB[gl]AB[gk]AB[gj]AB[gi]AB[hi]AB[ii]AB[ji]AB[ki]AB[li]AW[hj]AW[ij]AW[ik]AW[hk]AW[il]AW[hl]AB[kj]AB[lj]AB[lk]AB[kk]AB[ll]AB[kl]AW[fh]AW[fg]AW[ff]AW[fe]AW[fd]AW[fc]AW[fb]AW[fa]AB[gh]AB[gg]AB[gf]AB[ge]AB[gd]AB[gc]AB[gb]AB[ga]AW[eg]AW[dg]AW[cg]AW[bg]AW[ag]AB[hg]AB[ig]AB[jg]AB[kg]AB[lg]AW[ee]AW[de]AW[ce]AW[be]AW[ae]AB[he]AB[ie]AB[je]AB[ke]AW[dc]AW[ec]AW[bc]AW[cc]AW[ac]AB[hc]AB[ic]AB[jc]AB[kc]AB[lc]AB[le]AW[ea]AW[da]AW[ca]AW[ba]AW[aa]AB[ha]AB[ia]AB[ja]AB[la]AB[ka]LB[dk:a]LB[al:b]LB[bl:c]LB[cl:d]LB[dl:e]LB[el:f]C[FORCE]AP[goproblems]
(;B[dk]LB[bl:a]LB[el:b]C[FORCE]
(;W[bl]LB[cl:a]LB[el:b]C[FORCE]
(;B[cl]LB[el:a]C[FORCE];W[el])
(;B[el]LB[cl:a]C[FORCE];W[cl]))
(;W[el]LB[bl:a]LB[dl:b]C[FORCE]
(;B[bl]LB[dl:a]C[FORCE];W[dl])
(;B[dl]LB[bl:a]C[FORCE];W[bl])))
(;B[al]LB[dl:a]C[FORCE];W[dl]LB[cl:a]LB[el:b]C[FORCE]
(;B[cl]LB[el:a]C[FORCE];W[el])
(;B[el]LB[cl:a]C[FORCE];W[cl]))
(;B[bl]LB[el:a]C[FORCE];W[el]LB[cl:a]LB[dk:b]LB[dl:c]C[FORCE]
(;B[cl]LB[dl:a]C[FORCE];W[dl])
(;B[dk]LB[dl:a]C[FORCE];W[dl])
(;B[dl]C[RIGHT]))
(;B[cl]LB[el:a]C[FORCE];W[el]LB[dk:a]LB[dl:b]C[FORCE]
(;B[dk])
(;B[dl]C[RIGHT]))
(;B[dl]LB[el:a]C[FORCE];W[el]C[RIGHT])
(;B[el]C[RIGHT]))