(;GM[1]FF[4]AP[Drago:4.22.03]SZ[19]CA[UTF-8]AB[pr][ps][nr][oq][op][po][qo][ro]AW[qr][rq][rp][qp][pp][pq]C[Black to play and kill.]
(;B[rr]
(;W[sr]
;B[rs]C[If Black tries the 2-2 point the
group dies if this White 2.])
(;W[rs];B[sr]
;W[sq]C[This White 2 lives.]))
(;B[rs]C[This is the killing move - Black either connects out or takes away the eye shape.]
(;W[rr];B[qs];W[sp];B[sr])
(;W[qs];B[rr])))
