(;AB[sr]AB[rq]AB[qq]AB[qr]AW[qs]AW[pr]AW[oq]AW[op]AW[pp]AW[qp]AW[rp]AW[sp]AW[sq]AB[ns]AW[or]AB[nr]AB[nq]AB[np]AB[no]AB[oo]AB[po]AB[qo]AB[so]AB[ro]C[White to play.]AP[goproblems]
(;W[rs]
(;B[os]
(;W[rr];B[ps]
(;W[pq]C[Easy peasy. =)RIGHT])
(;W[ss];B[sr]))
(;W[pq];B[rr])
(;W[ps];B[rr]C[Black did not play the best move, but white did not play his best move either...RIGHT]))
(;B[rr]C[White gets seki in sente.RIGHT]))
(;W[pq];B[rr];W[rs];B[os])
(;W[ps];B[rs])
(;W[rr];B[rs])
(;W[os];B[rs])
(;W[ss];B[rs]))