(;AB[sr]AB[rr]AB[qr]AB[pq]AB[op]AB[oo]AB[pn]AB[qn]AB[qm]AB[ql]AB[pl]AB[rl]AW[sl]AW[rk]AW[qj]AW[ok]AW[on]AW[nm]AW[rm]AW[rn]AW[po]AW[qo]AW[qp]AW[qq]AW[rq]C[Black to capture the cutting stones.]AP[goproblems]
(;B[ro];W[so]
(;B[sm]
(;W[sn]
(;B[sp];W[rp];B[sq]C[RIGHT])
(;B[sq];W[sp]))
(;W[rp];B[sq];W[sp];B[sk];W[sj];B[sl];W[ol]
(;B[sn]C[RIGHT])
(;B[pp]C[RIGHT])))
(;B[sp]
(;W[rp];B[sm];W[sq]C[CHOICE])
(;W[sm];B[sn]
(;W[rp]
(;B[sq];W[so]C[CHOICE])
(;B[so];W[sq];B[so];W[sn];B[ro];W[sk];B[pp];W[sp]C[CHOICE])
(;B[pp];W[so];B[sq];W[ro]C[CHOICE]))
(;W[ni];B[oi];W[so];B[sq];W[rp]C[ko]))))
(;B[sm];W[ro];B[sk];W[sj];B[sl];W[sn];B[sp];W[ol]C[CHOICE]))