[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.26"]
[Round "9"]
[White "Zafeiridis, Athanasios"]
[Black "Marketos, Richard Matthew"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "1878"]
[BlackElo "1491"]
[PlyCount "81"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. e3 cxd4 6. exd4 Bb4 7. Bg5 0-0 8. Qb3 Nc6 9. Be2 dxc4 10. Qxc4 Be7 11. 0-0 Nd5 12. Bxe7 Ncxe7 13. Ne5 Bd7 14. Bf3 Rc8 15. Qb3 Nxc3 16. bxc3 b5 17. Rfd1 Qc7 18. Rac1 Rfd8 19. Be4 f6 20. Nd3 Kh8 21. Nc5 e5 22. Nb7 Rf8 23. dxe5 fxe5 24. Nd6 Bc6 25. Bxc6 Qxc6 26. Nf7+ Rxf7 27. Qxf7 Ng6 28. Qd5 Qxd5 29. Rxd5 Nf4 30. Rd2 Kg8 31. g3 Ng6 32. Rd7 a6 33. Ra7 Rc6 34. Kg2 Re6 35. Rd1 Ne7 36. Rd8+ Kf7 37. Rda8 Kf6 38. Rxa6 Kf7 39. R6a7 Rc6 40. Ra6 Rxc3 41. Rb6 1-0

[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.21"]
[Round "5"]
[White "Rose, Alexis"]
[Black "Marketos, Richard Matthew"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1633"]
[BlackElo "1491"]
[PlyCount "57"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. d4 c5 5. Nf3 cxd4 6. Nxd4 e5 7. Nf3 d4 8. Nd5 Nxd5 9. cxd5 Qxd5 10. Bg2 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 0-0 13. 0-0 Nc6 14. Rfd1 Qe6 15. Qc2 f6 16. a3 Kh8 17. Rd2 Na5 18. Qc5 Bd7 19. Qxa5 a6 20. Rc2 b6 21. Qd2 Ba4 22. Rc7 Rfc8 23. Rac1 Bc6 24. R7xc6 Rxc6 25. Rxc6 Qxc6 26. Nxe5 Qe8 27. Bxa8 Qxa8 28. Nf3 Qe4 29. Qxd4 1-0

[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.20"]
[Round "4"]
[White "Marketos, Richard Matthew"]
[Black "Gallus, Matthias"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1491"]
[BlackElo "1729"]
[PlyCount "50"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 0-0 8. Nf3 c5 9. Be2 Nc6 10. 0-0 Qa5 11. Qc2 Rd8 12. Rad1 Bg4 13. d5 Ne5 14. Nxe5 Bxe2 15. Qxe2 Bxe5 16. c4 a6 17. f4 Bg7 18. e5 Rac8 19. a4 Qxa4 20. Ra1 Qd7 21. Rfb1 b5 22. cxb5 axb5 23. Qxb5 Qxb5 24. Rxb5 Rxd5 25. Rc1 e6 1/2-1/2

[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.17"]
[Round "1"]
[White "Marketos, Richard Matthew"]
[Black "Jorns, Benedikt"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1491"]
[BlackElo "1722"]
[PlyCount "103"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 h6 4. e4 Bb4 5. Qc2 d5 6. cxd5 Nxd5 7. exd5 Bxc3+ 8. bxc3 Qxd5 9. Nf3 0-0 10. c4 Qd8 11. Be2 b6 12. Qe4 c6 13. Bd3 f5 14. Qh4 Nd7 15. Qxd8 Rxd8 16. 0-0 Nf6 17. Bb2 Nd7 18. Rad1 Bb7 19. Ne5 Nxe5 20. dxe5 c5 21. Be2 Kf8 22. Rxd8+ Rxd8 23. Rd1 Ke7 24. Rxd8 Kxd8 25. f4 Be4 26. Kf2 Kd7 27. g4 g6 28. gxf5 gxf5 29. Kg3 Ke7 30. Kh4 Kf7 31. Kh5 Kg7 32. Bc3 Bb1 33. a3 Be4 34. a4 Bc6 35. a5 Be8+ 36. Kh4 Bc6 37. Kg3 Be4 38. Kf2 Kg6 39. Ke3 Bg2 40. axb6 axb6 41. Be1 Kf7 42. Bh4 Ke8 43. Bf3 Bf1 44. Bc6+ Kf7 45. Bb5 Kg6 46. Bd8 Kh5 47. Kf3 Bg2+ 48. Kxg2 Kg4 49. Bxb6 Kxf4 50. Bc7 Ke3 51. Bd6 Kd4 52. Kf3 1-0

