(;AW[pk]AW[pl]AW[ni]AW[oh]AB[og]AB[ng]AB[nh]AB[mh]AB[mi]AW[mj]AW[lj]AW[lk]AW[kk]AB[kj]AW[jj]AW[ji]AW[li]AW[lh]AB[jk]AB[ik]AB[km]AB[lm]AB[mm]AW[nl]AW[nm]AW[om]AB[ol]AB[ok]AB[pm]AB[pn]AB[on]AB[nn]AB[ql]AB[rm]AB[pg]AB[qh]AB[rg]AB[qn]TR[ok]TR[ol]C[catch the marked stones]AP[goproblems]
(;W[oj];B[nk]
(;W[ml];B[pj]
(;W[qk];B[rk];W[qj];B[rj]
(;W[pi];B[qi];W[pj]C[RIGHT])
(;W[qi];B[pi]))
(;W[mk];B[qk])
(;W[nj];B[qk]))
(;W[mk];B[ml])
(;W[nj];B[ml])
(;W[pj];B[ml]))
(;W[nk];B[oj]
(;W[pj];B[oi])
(;W[oi];B[pj])
(;W[pi];B[pj])
(;W[nj];B[oi]))
(;W[pj];B[nk]
(;W[ml];B[oi]
(;W[nj];B[oj])
(;W[oj];B[nj])
(;W[pi];B[nj])
(;W[mk];B[nj]))
(;W[nj];B[ml])
(;W[oj];B[ml]))
(;W[oi];B[pj])
(;W[nj];B[pj])
(;W[pi];B[pj];W[qk];B[qj];W[rk];B[oj])
(;W[mk];B[pj])
(;W[qj];B[pj];W[qk];B[oi])
(;W[qi];B[pj];W[qk];B[qj];W[rk];B[oi])
(;W[ml];B[pj])
(;W[qk];B[oj]))