Looks like black is lacking liberties to win this capturing race ... or does he have a chance ?
(;AB[qr]AB[qq]AB[qp]AB[rp]AB[sp]AB[so]AB[sn]AB[pp]AW[ro]AW[rn]AW[qo]AW[po]AW[pn]AW[qm]AB[oo]AW[op]AW[pq]AW[pr]AW[rq]AW[rr]AW[nq]AB[on]AB[pm]AB[nm]AB[qk]AW[sm]AB[qj]AW[rk]AB[rj]AB[pl]AB[ql]AW[rl]AB[sk]C[Black to play and win the capturing race]AP[goproblems]
(;B[rs]C[Well done, white cannot atari black anymoreRIGHT])
(;B[sj];W[qs];B[sl];W[sq])
(;B[sl];W[sj])
(;B[qs];W[rs]
(;B[os];W[ps])
(;B[ps];W[or]
(;B[os];W[ns];B[sq];W[sr])
(;B[sq];W[os]
(;B[sr];W[ss])
(;B[ss];W[sr]))))
(;B[sq];W[qs]
(;B[rs];W[sr])
(;B[sr];W[ss]))
(;B[sr];W[qs];B[sq];W[ss])
(;B[ps];W[sq];B[qs];W[os];B[rs];W[ss]))