Gu Li (B) vs Kim Jisuk (W). White played 1 to see if he can resurrect his group. Gu Li saw through it, can you?
Thanks to Piccolo for finding a mistake and thanks to Battousai who reviewed this game.
(;AB[qr]AB[rq]AB[qp]AB[qo]AB[pp]AB[oo]AB[op]AB[oq]AW[qq]AW[rp]AW[ro]AW[rn]AW[qn]AW[po]AW[pm]AW[ql]AW[rl]AW[rk]AW[om]AW[nm]AW[mm]AW[lm]AB[km]AB[kl]AB[lk]AB[rj]AB[qk]AB[pl]AB[pj]AB[ol]AB[nl]AB[ml]AW[mk]AB[mn]AB[ln]AW[kn]AW[jn]AW[in]AW[jm]AW[jl]AW[no]AW[nq]LB[nq:1]LB[op:2]AB[sm]AB[rm]AB[lq]AB[ko]AB[jo]AB[io]AB[ip]AB[iq]AW[ho]AW[hp]AW[hq]AB[hn]AB[hm]AB[im]AW[jq]TR[nn]C[Answering 1 with 2 would have been a fatal mistake. Please start at the marked spot.FORCE]AP[goproblems];W[nn];B[lo]C[FORCE]
(;W[rr]
(;B[sq]
(;W[sp];B[pq];W[sn]C[B should have answered O3 with Q3, just like Gu Li did.RIGHT])
(;W[sr];B[pq];W[sp];B[qq];W[sn]C[B should have answered O3 with Q3, just like Gu Li did.RIGHT]))
(;B[pq];W[sq];B[qq];W[np]C[B should have answered O3 with Q3, just like Gu Li did.RIGHT]))
(;W[sp]
(;B[sn];W[rr];B[pq]
(;W[sq];B[qq];W[np]C[B should have answered O3 with Q3, just like Gu Li did.RIGHT])
(;W[sr];B[np];W[rs]C[B should have answered O3 with Q3, just like Gu Li did.RIGHT]))
(;B[pq];W[sn]C[B should have answered O3 with Q3, just like Gu Li did.RIGHT]))
(;W[sn];B[sp])
(;W[qm];B[pq])
(;W[nr];B[pq])
(;W[or]
(;B[pr])
(;B[pq];W[pr];B[np];W[mp];B[mq]))
(;W[sq];B[rr]
(;W[sn];B[sp])
(;W[sp];B[sn]))
(;W[ir]MA[jm]MA[jl]MA[in]MA[jn]MA[kn];B[jk]MA[jl]MA[jm]MA[jn]MA[kn]MA[in]C[Even if there was any hope to do something to these black stones, the marked stones would still die in a ladder.])
(;W[np];B[rr]))