[Event "Ch USA (fin. A)"] [Site "masterchessopen.com – Boston (USA)"] [Round "0"] [White "Horowitz Israel A (USA)"] [Black "Polland David"] [Result "1-0"] [ECO "D10"] [Opening "Slav: 3.Nc3 Nf6"] 1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 dxc4 5.e3 Bg4 6.Bxc4 e6 7.O-O Nbd7 8.e4 Be7 9.Re1 O-O 10.Bg5 c5 11.dxc5 Nxc5 12.Qe2 Nd5 13.exd5 Bxg5 14.h3 Bxf3 15.Qxf3 Bd2 16.Red1 Bxc3 17.dxe6 Bd4 18.exf7+ Kh8 19.Qf4 Bxf2+ 20.Qxf2 Qc7 21.Bd5 {#r} 1-0