(;SZ[19]AW[oa]AW[nb]AW[jc]AW[lc]AW[mc]AW[qc]AW[kd]AW[md]AW[nd]AW[od]AW[pd]AW[qd]AW[ce]AW[ke]AW[ff]AW[kf]AW[pf]AW[ig]AW[kg]AW[qg]AW[jh]AW[ph]AW[qh]AW[ji]AW[li]AW[pi]AW[jj]AW[mj]AW[oj]AW[jk]AW[kk]AW[lk]AW[mk]AW[nk]AW[ok]AW[bl]AW[cl]AW[dl]AW[ll]AW[cm]AW[em]AW[gm]AW[hm]AW[jm]AW[mm]AW[nm]AW[om]AW[bn]AW[hn]AW[kn]AW[pn]AW[qn]AW[fo]AW[ho]AW[lo]AW[ro]AW[dp]AW[fp]AW[gp]AW[ip]AW[pp]AW[cq]AW[eq]AW[iq]AW[qq]AW[cr]AB[ra]AB[jb]AB[kb]AB[ob]AB[pb]AB[qb]AB[sb]AB[dc]AB[ic]AB[kc]AB[nc]AB[oc]AB[pc]AB[rc]AB[fd]AB[ld]AB[le]AB[lf]AB[qf]AB[jg]AB[lg]AB[og]AB[kh]AB[lh]AB[mh]AB[oh]AB[ii]AB[ki]AB[oi]AB[qi]AB[kj]AB[lj]AB[nj]AB[pj]AB[qj]AB[hl]AB[il]AB[jl]AB[kl]AB[nl]AB[ol]AB[pl]AB[rl]AB[bm]AB[dm]AB[im]AB[km]AB[qm]AB[sm]AB[dn]AB[gn]AB[rn]AB[bo]AB[co]AB[go]AB[io]AB[jo]AB[no]AB[so]AB[cp]AB[hp]AB[lp]AB[bq]AB[gq]AB[hq]AB[nq]AB[br]AB[ir]AB[pr]AB[qr]AB[bs]LB[jf:B]LB[of:A]C[Can white play at A, letting Black play B? Play A or B]PL[W]
(;W[of];B[jf];W[je];B[if];W[ie];B[hf];W[he];B[ge];W[gf];B[hg]
(;W[hh]
(;B[gg]
(;W[gh];B[fg];W[eg];B[fh];W[fi];B[eh];W[dh];B[ei];W[ej];B[di];W[ci];B[dj]LB[dk:A]C[Please play at A];W[dk];B[cj];W[bj];B[ih];W[ck];B[ig];W[ij];B[hi];W[gi];B[hj];W[hk];B[gj];W[fj];B[gk];W[gl];B[fk];W[ek];B[fl]
(;W[fm];B[ik];W[el];B[hk];W[in];B[jn];W[lm];B[jm];W[jp];B[ko];W[kp]C[RIGHT])
(;W[el];B[ik];W[fm];B[hk];W[in];B[jn];W[lm];B[jm];W[jp];B[ko];W[kp]C[RIGHT]))
(;W[fh];B[ih];W[gh];B[hj];W[fg];B[ig]
(;W[hk];B[gk];W[ik];B[gj];W[hi];B[ij];W[gl];B[hd])
(;W[ij];B[hi];W[hk];B[gk];W[ik];B[gj];W[gl];B[hd])))
(;B[ih];W[gg];B[ig];W[hj]
(;B[hi];W[gi];B[gh];W[ij])
(;B[hd];W[hi];B[jd];W[ij])))
(;W[gh];B[ih]
(;W[hh];B[hj];W[gg];B[ig];W[hk];B[gk];W[ij];B[hi]
(;W[ik];B[gj];W[gl];B[hd])
(;W[gj];B[ik];W[gi];B[hk];W[fk];B[in]))
(;W[hj];B[hd])))
(;W[jf];B[rf]
(;W[pg];B[of]
(;W[qe];B[mi]C[Black is alive and white is dead])
(;W[mi];B[pe])
(;W[pe];B[mi]C[White has one eye, black has two])
(;W[oe];B[mi];W[nf];B[ng];W[mf];B[me]
(;W[ri];B[rg])
(;W[rd];B[rh];W[rg];B[sg];W[pe];B[sf];W[se];B[sc];W[ri];B[sh];W[si];B[rj])))
(;W[mi];B[pg])
(;W[rd];B[pg])
(;W[qe];B[pg];W[of];B[rh];W[lb];B[ma])))