(;AB[pq]AB[rq]AB[po]AB[oo]AB[qn]AB[rn]AB[sn]AB[sm]AB[rl]AB[ql]AB[qj]AB[pj]AB[oi]AB[oh]AB[pg]AB[qh]AW[og]AW[ng]AW[nh]AW[ni]AW[oj]AW[ok]AW[pl]AW[pm]AW[pn]AW[qm]AW[rm]AW[qo]AW[ro]C[White to capture the cutting stones]AP[goproblems]
(;W[qk]
(;B[rk]C[CHOICE]
(;W[sl];B[sk]
(;W[so];B[sl];W[rj];B[pk];W[sj];B[qk];W[qi]C[RIGHT])
(;W[rj];B[pk];W[so];B[sl];W[sj];B[qk];W[qi]C[RIGHT]))
(;W[rj];B[pk];W[sl];B[sk];W[so];B[sl];W[sj];B[qk];W[qi]C[RIGHT]))
(;B[rj];W[so];B[sl];W[rk]C[RIGHT]))
(;W[rk];B[qk])
(;W[so];B[sl];W[qk];B[rk];W[rj];B[pk]
(;W[qi];B[ri])
(;W[sj];B[ri]))
(;W[sl];B[sk]
(;W[qk];B[rj]
(;W[pk];B[rk];W[so];B[sl])
(;W[so];B[sl];W[pk];B[si];W[rk]))
(;W[so];B[sl];W[qk];B[rj];W[pk];B[si];W[rk])))