You must try to win the capturing race. When it comes to filling in liberties, please only play at the point marked 'F'.
(;AW[bs]AW[cs]AW[ds]AW[es]AW[er]AW[fr]AW[fq]AW[gq]AW[hq]AW[iq]AW[ir]AW[is]AB[ip]AB[hp]AB[gp]AB[fp]AB[ep]AB[dq]AB[dr]AB[br]AB[bq]AB[jq]AB[jr]AB[js]AB[kq]AB[lq]AB[mq]AB[nr]AB[nq]AB[ns]AB[ps]AB[pr]AB[pq]AW[oq]AW[mp]AW[jp]AW[kp]AW[lp]AW[np]AW[pp]AW[qp]AW[qq]AW[qr]AW[qs]C[Can White win the capturing race? If so, start it. If not, play at 'A' to live.]AW[ls]AW[lr]LB[gs:A]LB[or:F]AP[goproblems]
(;W[or];B[gs]LB[os:F];W[os];B[eq]LB[mr:F];W[mr];B[cr]LB[ms:F];W[ms];B[ar]LB[ks:F];W[ks];B[kr];W[ls]C[Can you see it now?RIGHT])
(;W[gs];B[or]C[Black lives with a bigger group than yours. It's a shame, since you could've won the fight.]))