(;GM[1]FF[4]AP[Drago:4.22.03]SZ[19]CA[UTF-8]C[Black to play and live.]AB[sr][rr][qr][pq][oq][nq]AW[rq][qq][pp][op][np][mp][lq][mr][or][ro]
(;B[pr]C[Connecting fails.];W[nr];B[ps];W[rs])
(;B[rs]C[This alos fails.];W[pr];B[nr];W[ns])
(;B[nr]C[This is the correct first play.];W[ns]
(;B[pr];W[os];B[ps];W[ms]
;B[rs]C[Black lives.])
(;B[ps]C[This also works.];W[os];B[pr];W[ms];B[rs])))
