
[Event "ch-Panamerican U20 2025"]
[Site "Asuncion PAR"]
[Date "2025.06.16"]
[Round "5.9"]
[White "Johnson, Donald"]
[Black "Martinez Flores, Matias"]
[Result "1-0"]
[WhiteElo "2323"]
[BlackElo "2013"]
[ECO "B90"]
[PlyCount "53"]
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e5 7.Nb3 h6 8.Be3 Be6 9.Qf3 Qc7 10.O-O-O b5 11.Bd3 Nbd7 12.Nd5 Bxd5 13.exd5 Be7 14.g4 Nc5 15.Nxc5 dxc5 16.d6 Qc8 17.dxe7 Ra7 18.Bxb5+ Nd7 19.Bxd7+ Rxd7 20.Rxd7 Kxd7 21.Qxf7 Kc6 22.Rd1 Re8 23.Qd5+ Kb6 24.Qd6+ Kb7 25.Bxc5 Qc6 26.Qxc6+ Kxc6 27.Rd8 1-0
[Site "Asuncion PAR"]
[Date "2025.06.16"]
[Round "5.9"]
[White "Johnson, Donald"]
[Black "Martinez Flores, Matias"]
[Result "1-0"]
[WhiteElo "2323"]
[BlackElo "2013"]
[ECO "B90"]
[PlyCount "53"]
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e5 7.Nb3 h6 8.Be3 Be6 9.Qf3 Qc7 10.O-O-O b5 11.Bd3 Nbd7 12.Nd5 Bxd5 13.exd5 Be7 14.g4 Nc5 15.Nxc5 dxc5 16.d6 Qc8 17.dxe7 Ra7 18.Bxb5+ Nd7 19.Bxd7+ Rxd7 20.Rxd7 Kxd7 21.Qxf7 Kc6 22.Rd1 Re8 23.Qd5+ Kb6 24.Qd6+ Kb7 25.Bxc5 Qc6 26.Qxc6+ Kxc6 27.Rd8 1-0
[Event "ch-Panamerican U20 2025"]
[Site "Asuncion PAR"]
[Date "2025.06.16"]
[Round "5.9"]
[White "Johnson, Donald"]
[Black "Martinez Flores, Matias"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "FM"]
[WhiteElo "2323"]
[BlackElo "2013"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Adams attack"]
[EventDate "2025.06.14"]
[WhiteFideId "30949122"]
[BlackFideId "5174309"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 h6 8.
Be3 Be6 9. Qf3 Qc7 10. O-O-O b5 11. Bd3 Nbd7 12. Nd5 Bxd5 13. exd5 Be7 14.
g4 Nc5 15. Nxc5 dxc5 16. d6 Qc8 17. dxe7 Ra7 18. Bxb5+ Nd7 19. Bxd7+ Rxd7
20. Rxd7 Kxd7 21. Qxf7 Kc6 22. Rd1 Re8 23. Qd5+ Kb6 24. Qd6+ Kb7 25. Bxc5
Qc6 26. Qxc6+ Kxc6 27. Rd8 1-0