Amazingly this was missed by both players, until the situation below got a little more complex.
(;AB[rj]AB[qj]AB[pj]AB[pi]AB[pk]AW[ri]AW[qi]AW[ph]AW[qg]AW[rg]AW[oh]AW[nh]AW[mh]AW[mi]AW[nj]AW[nk]AW[ok]AB[ol]AB[nl]AB[mk]AB[mj]AB[lh]AB[mg]AB[li]AB[ng]AB[og]AB[pg]AW[pl]AW[ql]AW[rl]AW[rk]C[Black to rescue the five stones.]AP[goproblems]
(;B[ni];W[oi]
(;B[oj]
(;W[qh];B[ni]C[RIGHT])
(;W[ni];B[qh]))
(;B[qh];W[sj]))
(;B[oj];W[ni])
(;B[oi];W[ni])
(;B[qh];W[ni]))
