(;GM[1]FF[4]AP[Drago:4.22.03]SZ[19]CA[UTF-8]AW[rr][sr][sq][rp][qo][rn][po][oo][np][mq][lq][lr][qs][os]AB[rs][mr][nr][oq][op][pp][qr][qq][rq]C[Black to play and live.]
(;B[pr]C[This is the living play.];W[ps];B[or];W[ss]
;B[ns]C[Now White is short of liberties.]
(;W[rs]C[Connecting, White is still in atari.];B[sp])
(;W[sp]C[Here Black captures three to make a second eye.];B[rs];W[qs];B[ps]))
(;B[ps]C[Taking here is only a ko.];W[pr];B[or];W[qs]
;B[ns]C[Black dies if the ko is given up.];W[ps];B[pq];W[ps]))
