[Event "San Luis Betania op 3rd"]
[Site "San Luis"]
[Date "2019.02.02"]
[Round "4"]
[White "Lo Presti, Roberto"]
[Black "Ostermeyer, Heber"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1966"]
[BlackElo "1696"]
[PlyCount "62"]
[EventDate "2019.02.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 e5 7. Nc2 h6 8. Be2 Be7 9. Be3 Be6 10. Qd2 Qc7 11. b3 Nbd7 12. Rc1 Nc5 13. f3 Nh5 14. Nb4 f5 15. exf5 Bf7 16. Nbd5 Bxd5 17. Nxd5 Qd8 18. f4 Nxf4 19. Bxf4 exf4 20. Bh5+ Kd7 21. 0-0 Bg5 22. Nxf4 Qf6 23. Rcd1 Rhg8 24. Qd5 Bxf4 25. Rxf4 b6 26. Re4 Nb7 27. Bf3 Rgb8 28. Qe6+ Qxe6 29. fxe6+ Ke7 30. Rd5 Kf6 31. Rf4+ Ke7 1-0

[Event "San Luis Betania op 3rd"]
[Site "San Luis"]
[Date "2019.02.01"]
[Round "1"]
[White "Ostermeyer, Heber"]
[Black "Alvarez, Leandro"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "1696"]
[BlackElo "2114"]
[PlyCount "84"]
[EventDate "2019.02.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. dxe5 dxe5 9. e4 Qe7 10. a3 c6 11. b4 Re8 12. h3 Nf8 13. Be3 N6d7 14. Nd2 Ne6 15. Rc1 b6 16. f3 Bb7 17. Qb3 Nd4 18. Bxd4 exd4 19. Ne2 c5 20. Rcd1 f5 21. Nf4 Be5 22. Ne2 Bd6 23. Nxd4 Bxg3 24. Nb5 Bf4 25. Rfe1 a6 26. Nc3 Qh4 27. Nf1 fxe4 28. Nxe4 Bxe4 29. fxe4 Ne5 30. bxc5 bxc5 31. Re2 Qh5 32. Rf2 Rf8 33. Rd5 Qh4 34. Re2 Nc6 35. e5 Rab8 36. Qd3 Nd4 37. Re4 Rb3 38. Qd2 Nf3+ 39. Bxf3 Rxf3 40. Qg2 Rxh3 41. e6 Be3+ 42. Rxe3 Rh1+ 0-1

