(;GM[1]FF[4]AP[Drago:4.22.03]SZ[19]CA[UTF-8]C[Black to play and live.]AB[ss][qs][qr][pr][or][os][rq]AW[rr][sp][rp][qp][pq][oq][nr][mq]
(;B[sr]C[This doe snot work.];W[qq]C[White can play here and Black is short of liberties.]
(;B[rs];W[sq])
(;B[sq];W[rs]))
(;B[sq]C[This also fails.];W[qq])
(;B[qq]C[This is the correct play.];W[sq];B[sr]
;W[rs]C[White can capture two stones here but Black can play inside and trap the two white stones in a snap-back.];B[sr]))
