[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "5.8"]
[White "Davis, Alfredo"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "B93"]
[WhiteElo "1970"]
[PlyCount "73"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 a6 7. e5 dxe5 8. fxe5 Bg4 9. Be2 Bxe2 10. Qxe2 Qxd4 11. exf6 Qh4+ 12. g3 Qxf6 13. Be3 Qd6 14. Rd1 Qc6 15. 0-0 Bg7 16. Qf2 0-0 17. Nd5 Kh8 18. Nxe7 Qe6 19. Nd5 Nc6 20. Nc7 Qxa2 21. Nxa8 Rxa8 22. Qxf7 Qxb2 23. Rd7 Rg8 24. Rxb7 Qc3 25. Qb3 Qxb3 26. Rxb3 Re8 27. Rf7 Ne5 28. Ra7 Ng4 29. Bc5 h5 30. Rbb7 Re1+ 31. Kg2 Re2+ 32. Kf1 Rxc2 33. Rxg7 Rxc5 34. h3 Rf5+ 35. Ke2 Ne5 36. Rge7 Kg8 37. Ra8+ 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "4.5"]
[White "Martinoia, Ricardo"]
[Black "Davis, Alfredo"]
[Result "1-0"]
[ECO "A85"]
[BlackElo "1970"]
[PlyCount "73"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 f5 2. d4 e6 3. Nc3 Nf6 4. e3 Be7 5. Nf3 0-0 6. Be2 d6 7. 0-0 b6 8. h3 Bb7 9. d5 exd5 10. cxd5 h6 11. Bc4 Qe8 12. Nd4 Bc8 13. b4 Ne4 14. Bb2 Qg6 15. Ne6 Bxe6 16. Nxe4 Bf7 17. Ng3 Nd7 18. Qc2 Ne5 19. Bb3 Bd8 20. Rad1 Kh8 21. Qxf5 Qxf5 22. Nxf5 Bh5 23. g4 a5 24. f4 a4 25. Bc2 Nc4 26. Bxg7+ Kg8 27. Bxf8 Bg6 28. Bxh6 Bxf5 29. Bxf5 Nxe3 30. Rde1 Nxf1 31. Re8+ Kf7 32. Rf8+ Ke7 33. Kxf1 a3 34. g5 Ra4 35. g6 Rxb4 36. g7 Rxf4+ 37. Bxf4 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "3.7"]
[White "Davis, Alfredo"]
[Black "Costilla, Eduardo"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1970"]
[PlyCount "63"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. c4 Bb4+ 12. Bd2 Bxd2+ 13. Qxd2 Nbd7 14. 0-0 Qc7 15. Rad1 0-0-0 16. Qc3 g6 17. hxg6 fxg6 18. Rfe1 Rde8 19. Ne5 Nxe5 20. dxe5 Ng4 21. f3 h5 22. Ne4 Ref8 23. fxg4 hxg4 24. Nf6 Rxf6 25. exf6 Qh2+ 26. Kf2 Qf4+ 27. Ke2 Qe4+ 28. Kd2 Qxg2+ 29. Kc1 Rf8 30. Qd2 Qf3 31. Qd7+ Kb8 32. Qd6+ 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "2"]
[White "Godoy, Gustavo"]
[Black "Davis, Alfredo"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "1730"]
[BlackElo "1970"]
[PlyCount "24"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be2 c5 7. dxc5 Qa5 8. Qd3 Qxc5 9. Be3 Qa5 10. h3 Nc6 11. 0-0 Nd7 12. a3 Nc5 1/2-1/2

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.12"]
[Round "1.4"]
[White "Davis, Alfredo"]
[Black "Diez, Yago"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1970"]
[PlyCount "18"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 b5 7. Bb3 Bb7 8. Qe2 Nbd7 9. Bg5 e6 1/2-1/2

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.05"]
[Round "1"]
[White "Herrera, Martin"]
[Black "Davis, Alfredo"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2178"]
[PlyCount "51"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 d5 9. Nxd5 Bxa3 10. bxa3 Qa5+ 11. Bd2 Qd8 12. Nxf6+ gxf6 13. Bd3 Qe7 14. Qh5 Be6 15. 0-0 Qxa3 16. Rab1 Qe7 17. a4 Qd7 18. Kh1 Ke7 19. f4 Bg4 20. Qh4 h5 21. fxe5 Rag8 22. Rxf6 Ke8 23. Rd6 Qc7 24. Qf6 Rh7 25. Bg5 Rg6 26. Rxc6 1-0

