(;AW[on]AW[om]AW[ol]AW[ok]AW[oj]AW[pj]AW[pm]AB[pl]AW[po]AW[qo]AW[pp]AW[qp]AW[qq]AW[rp]AW[rq]AW[rr]AB[qr]AB[pq]AB[oq]AB[op]AB[oo]AB[np]AB[nn]AB[nm]AB[nl]AB[nj]AB[oi]AB[pi]AW[ni]AW[mi]AB[li]AB[lj]AB[mh]AB[nh]AB[oh]AB[ph]AB[pg]AB[pf]AB[qg]AW[qi]AW[qh]AW[rh]AW[rg]AB[rf]AB[qe]AB[re]AB[se]AW[sg]AW[sf]AB[pn]AB[qn]AW[rn]AW[sn]AB[ro]AB[rm]AB[lq]AB[mq]AB[nr]AB[qj]TR[qj]C[Respond to the marked black stone, neither side has any major ko threats]AP[goproblems] (;W[rj];B[qk] (;W[rl];B[rk] (;W[sj];B[qm];W[sm];B[ql];W[sk];B[sl]) (;W[si];B[qm];W[sm];B[ql];W[sk];B[sl]) (;W[qm];B[sk]) (;W[sk]C[RIGHT])) (;W[rk];B[qm]) (;W[qm];B[rk]) (;W[ql];B[rk])) (;W[qk];B[rj]) (;W[rk];B[rj]) (;W[ql];B[rj]))