[Event "Athens Papanastasio op 13th"]
[Site "Athens"]
[Date "2023.09.16"]
[Round "6"]
[White "Kokkalis, Stefanos"]
[Black "Oikonomou, Nikolaos NA"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1157"]
[BlackElo "1216"]
[PlyCount "87"]
[EventDate "2023.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 0-0 7. e3 h6 8. Bh4 c6 9. Bd3 Be6 10. Nge2 Nbd7 11. 0-0 Nh5 12. Bxe7 Qxe7 13. Rab1 Rfc8 14. Qd1 Ndf6 15. a3 Ne8 16. e4 dxe4 17. Nxe4 Nhf6 18. Nc5 Nd5 19. Nxe6 Qxe6 20. Re1 Qd6 21. Nc3 Nef6 22. Nxd5 Nxd5 23. Bc4 Re8 24. Qb3 b5 25. Bxd5 Qxd5 26. Qxd5 cxd5 27. Kf1 Kf8 28. Rbc1 Red8 29. Rc5 a6 30. Re5 Rac8 31. b4 g6 32. f3 Kg7 33. Ke2 Rxc5 34. dxc5 Kf6 35. Re3 d4 36. Re4 a5 37. Kd3 axb4 38. axb4 Ra8 39. Kxd4 Rd8+ 40. Kc3 Ra8 41. Rd4 Ke5 42. Rd6 h5 43. Kb3 h4 44. Rb6 1-0

[Event "Athens Papanastasio op 13th"]
[Site "Athens"]
[Date "2023.09.15"]
[Round "5"]
[White "Oikonomou, Nikolaos NA"]
[Black "Ter Gevorkian, Giannis"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1216"]
[BlackElo "1849"]
[PlyCount "74"]
[EventDate "2023.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 d6 5. Be2 0-0 6. Nc3 Nbd7 7. 0-0 e5 8. b4 Re8 9. Qc2 e4 10. Nd2 Qe7 11. a4 Nf8 12. h3 h5 13. Re1 Bf5 14. Ba3 N8h7 15. Qb3 h4 16. c5 Ng5 17. cxd6 cxd6 18. Nd5 Nxd5 19. Qxd5 Be6 20. Qb5 d5 21. Bf1 Rac8 22. Qe2 Rc2 23. b5 Qd7 24. Rec1 Rec8 25. Rxc2 Rxc2 26. Qd1 Rxd2 27. Qxd2 Bxh3 28. Qe2 Bg4 29. f3 exf3 30. gxf3 Bxf3 31. Qf2 Be4 32. Qf4 Nh3+ 33. Bxh3 Qxh3 34. Qb8+ Kh7 35. Qh2 Qxe3+ 36. Qf2 Qxf2+ 37. Kxf2 Bxd4+ 0-1

[Event "Athens Papanastasio op 13th"]
[Site "Athens"]
[Date "2023.09.11"]
[Round "1"]
[White "Nikolaou, Georgios"]
[Black "Oikonomou, Nikolaos NA"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2198"]
[BlackElo "1216"]
[PlyCount "43"]
[EventDate "2023.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. 0-0 0-0 8. Qc2 Bxd2 9. Nbxd2 b5 10. a4 c6 11. e4 Bb7 12. e5 Nd5 13. Ne4 Na6 14. Nd6 Nab4 15. Qd2 Qb6 16. Ng5 Ra7 17. Rfe1 Ba8 18. Re4 g6 19. Nxh7 f5 20. Nxf8 fxe4 21. Qh6 Qxd4 22. Nxg6 1-0

