[Event "Pan American-ch Amateur U1700"]
[Site "San Jose"]
[Date "2019.10.23"]
[Round "2.32"]
[White "Hernandez Perez, Javier Francisco"]
[Black "Mata Alvarez, Gabriel Ricardo"]
[Result "0-1"]
[ECO "C27"]
[WhiteElo "1082"]
[PlyCount "20"]
[EventDate "2019.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 h6 5. Nxe5 d6 6. Nxf7 Qd7 7. Nxh8 Ng4 8. 0-0 d5 9. Bxd5 Qd6 10. Qf3 Qxh2# 0-1

[Event "Pan American-ch Amateur U1700"]
[Site "San Jose"]
[Date "2019.10.23"]
[Round "1.28"]
[White "Mata Alvarez, Gabriel Ricardo"]
[Black "Rosales Gonzalez, Jessica"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1306"]
[PlyCount "88"]
[EventDate "2019.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. f3 e5 3. Nc3 d4 4. Nd5 c6 5. Bb5 cxb5 6. d3 Nf6 7. Bg5 Be7 8. f4 Nxd5 9. exd5 0-0 10. Nh3 Bxh3 11. gxh3 Bxg5 12. fxg5 Qxg5 13. Qf3 Qe3+ 14. Qe2 Qxe2+ 15. Kxe2 Nd7 16. Rhg1 Nf6 17. Rg2 Nxd5 18. Kd2 Rac8 19. Rag1 g6 20. Rf2 Ne3 21. c3 Rc7 22. cxd4 exd4 23. Rf4 Rc2+ 24. Ke1 Rc1+ 25. Kf2 Rxg1 26. Kxg1 Nf5 27. Kf2 Rc8 28. Kf3 Rc2 29. h4 h5 30. Re4 Kf8 31. Kf4 Rxb2 32. Ke5 Rc2 33. Kf6 Rc6+ 34. Kg5 a5 35. a4 b4 36. Re8+ Kxe8 37. Kf4 Ke7 38. Ke5 Rc5+ 39. Ke4 Kf6 40. Kf4 b3 41. Kf3 b2 42. Ke4 b1Q 43. Kf4 Qf1+ 44. Ke4 Re5# 0-1

[Event "Pan American-ch U08"]
[Site "San Jose"]
[Date "2017.07.02"]
[Round "3"]
[White "Mata Alvarez, Gabriel Ricardo"]
[Black "Sarda, Joao Sada"]
[Result "0-1"]
[ECO "C23"]
[BlackElo "1102"]
[PlyCount "50"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. c3 Nc6 4. d4 Nxe4 5. Qf3 Nf6 6. Nh3 Be7 7. Ng5 0-0 8. 0-0 Ne4 9. Nxe4 d5 10. Qg4 Bxg4 11. f3 dxc4 12. Rf2 Bf5 13. b4 Nxd4 14. Rd2 Ne2+ 15. Kf1 Qb8 16. Nf6+ Bxf6 17. Na3 Nxc1 18. Nxc4 Bg5 19. Rd5 a5 20. Nxe5 Qa7 21. Nc6 bxc6 22. Rxf5 Bh4 23. bxa5 Rfe8 24. Rxc1 h6 25. Rd1 Qf2# 0-1

[Event "Pan American-ch U08"]
[Site "San Jose"]
[Date "2017.07.01"]
[Round "1"]
[White "Mata Alvarez, Gabriel Ricardo"]
[Black "Mandujano Gutierrez, Rodrigo Juaquin"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "1237"]
[PlyCount "40"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 d6 3. Qf3 Nf6 4. Nc3 a6 5. Nd5 Nxd5 6. Bxd5 e6 7. Bc4 Be7 8. Bb3 0-0 9. d3 Nc6 10. a4 Nd4 11. Qh3 e5 12. Bd2 Bxh3 13. Nxh3 Nxb3 14. Ra3 Nxd2 15. Kd1 Bg5 16. c4 Rb8 17. Nxg5 Qxg5 18. h4 Qf4 19. g3 Qxf2 20. a5 Qf3+ 0-1

