(;GM[1]FF[4]AP[Drago:4.22.03]SZ[19]CA[UTF-8]AB[rr][rq][rp][pp][op][mp][lq][kq][jr][js]AW[qs][qr][pr][or][os][mr][ks]C[Black to play and kill.]
(;B[lr]C[This fails to kill.];W[ms];B[nr];W[nq];B[mq];W[oq];B[ls];W[ns])
(;B[ls]
;W[ms]C[As does this.])
(;B[ms]C[This is the correct play.];W[lr]C[This is white's strongest defence.];B[kr];W[ls];B[nr];W[ns]
;B[nq]C[But the eye is now false and the white stones are dead.]))
