[Event "?"] [Site "masterchessopen.com Montevideo (Uruguay)"] [Round "0"] [White "Liebstein Arturo"] [Black "Olivera Alfredo"] [Result "1-0"] [ECO "A05"] [Opening "Reti: 1...Nf6"] 1.Nf3 Nf6 2.c4 e6 3.Nc3 d5 4.d4 c5 5.Bg5 cxd4 6.Nxd4 Be7 7.Bxf6 Bxf6 8.cxd5 exd5 9.e3 O-O 10.Bb5 a6 11.Ba4 Be6 12.O-O Nd7 13.f4 Nc5 14.Bc2 Re8 15.Qh5 h6 16.Rad1 b5 17.Nxe6 fxe6 18.Qg6 b4 19.Ne2 Nd7 20.Qh7+ Kf8 21.f5 Qb6 22.Nf4 Qxe3+ 23.Kh1 e5 24.Nxd5 Qg5 25.Bb3 Nc5 26.Bc4 Rad8 27.Nf4 {#r} 1-0