(;GM[1]FF[4]AP[Drago:4.22.03]SZ[19]CA[UTF-8]AW[sq][rq][qp][pp][op][nq][mq][lq][kr][jr][ir][is]AB[hr][hs][iq][hp][jq][kq][lp][mp][np][sp][rp][ro][qo][po][oo]C[Black to play]
(;B[qq]C[This is the wrong cut.];W[qr];B[oq];W[pq];B[or]
;W[nr]C[Black is going nowhere.])
(;B[oq]C[This is the correct cut]
(;W[or]C[If this atari, then Black can catch the corner stones];B[qq];W[pq];B[qr])
(;W[pq]C[This is harder to read out.];B[or];W[pr];B[lr];W[mr];B[ls];W[ms];B[qr];W[ps];B[sr];W[qq]
;B[os];W[rr];B[rs]
;W[ss]C[This is a Ko
which is the best White can salvage, but  Black has Ko threats
on the right.])))
