[Event "Ch Hungary (juniors) (under 20)"] [Site "masterchessopen.com – Paks (Hungary)"] [Round "4"] [White "Biro Peter (HUN)"] [Black "Sipos Janos (HUN)"] [Result "1-0"] [WhiteElo "2170"] [BlackElo "2259"] [ECO "E20"] [Opening "Nimzo-Indian Defence"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.f3 d5 7.e3 b6 8.cxd5 exd5 9.Bd3 Re8 10.Ne2 c5 11.O-O Nc6 12.Ng3 Bb7 13.Ra2 Rc8 14.Re1 Na5 15.Bb1 Nc4 16.e4 cxd4 17.cxd4 Qe7 18.e5 Nd7 19.Qd3 Nf8 20.Rae2 Rc6 21.f4 Rec8 22.Nf5 Qd7 23.Qg3 Rg6 24.Qf3 Rgc6 25.Ng3 Nxe5 26.Qf1 Ba6 27.fxe5 Bxe2 28.Nxe2 Qg4 29.Bf5 {#r} 1-0