[Event "It (open)"] [Site "masterchessopen.com – Lenk (Switzerland)"] [Round "1"] [White "D'Arcangelo Vittorio"] [Black "Mueller Leonhard (NAM)"] [Result "0-1"] [BlackElo "2163"] [ECO "A04"] [Opening "Reti: 1...c5"] 1.Nf3 c5 2.e4 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Be3 Nc6 9.Nb3 Be6 10.f4 Na5 11.Nxa5 Qxa5 12.Qe1 Rfc8 13.Nd5 Qxe1 14.Nxf6+ Bxf6 15.Raxe1 Rxc2 16.Bf3 Rxb2 17.Rb1 Rxa2 18.Rxb7 a5 19.e5 dxe5 20.fxe5 Bg7 21.Rxe7 Rb8 22.h4 h5 23.Bf4 Rb4 24.Bg3 Rbb2 25.Rd1 a4 26.Rd8+ Kh7 {#R} 0-1