[Event "Dueville op-B 1st"]
[Site "Dueville"]
[Date "2023.06.04"]
[Round "4"]
[White "Marongiu, Achille"]
[Black "Rossi, Gianni"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1616"]
[BlackElo "1502"]
[PlyCount "126"]
[EventDate "2023.06.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 e5 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. d3 d6 8. Bg5 f6 9. Bd2 0-0 10. Qc1 Nf5 11. Nd5 Be6 12. Ne3 Nfd4 13. Re1 Rb8 14. Nxd4 exd4 15. Nd5 Ne7 16. Nxe7+ Qxe7 17. Bh6 b5 18. Bxg7 Kxg7 19. b3 bxc4 20. bxc4 Rb6 21. e3 Qd7 22. exd4 cxd4 23. Qf4 Bh3 24. Bxh3 Qxh3 25. Re7+ Rf7 26. Rxf7+ Kxf7 27. Qxd4 Qf5 28. Rc1 Qe5 29. Qxe5 fxe5 30. Rc2 Rb1+ 31. Kg2 Rd1 32. Rc3 Rd2 33. a3 Ke6 34. Kf3 Kf5 35. h3 Ra2 36. Ke3 h5 37. f3 Rh2 38. g4+ Kg5 39. gxh5 gxh5 40. c5 dxc5 41. Rxc5 Kf6 42. Ra5 Rxh3 43. Rxa7 Rh2 44. Ra6+ Kf5 45. Ra5 Kf6 46. d4 exd4+ 47. Kxd4 h4 48. Ke4 Ra2 49. Kf4 h3 50. Rh5 Rxa3 51. Rh6+ Kg7 52. Rxh3 Ra4+ 53. Kg5 Ra5+ 54. Kg4 Kg6 55. f4 Ra1 56. f5+ Kf6 57. Rh6+ Kg7 58. Rh3 Kf6 59. Rh6+ Ke7 60. Rb6 Rg1+ 61. Kf4 Rf1+ 62. Ke4 Kf7 63. Ke5 Re1+ 1/2-1/2

[Event "Dueville op-B 1st"]
[Site "Dueville"]
[Date "2023.06.04"]
[Round "5"]
[White "Morganti, Lionello"]
[Black "Marongiu, Achille"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1539"]
[BlackElo "1616"]
[PlyCount "50"]
[EventDate "2023.06.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 g6 5. Re1 Bg7 6. c3 Nf6 7. d4 cxd4 8. Nxd4 Bd7 9. Nxc6 bxc6 10. Bc4 0-0 11. e5 dxe5 12. Rxe5 Ng4 13. Re1 Qc7 14. g3 Ne5 15. Bf4 Rad8 16. Qe2 Qb6 17. Bxe5 Bxe5 18. Qxe5 Qxb2 19. Qe2 Qxa1 20. Bd3 Be6 21. Bc4 Bxc4 22. Qxc4 Rd6 23. Qb3 Rd2 24. Kf1 Rb2 25. Nd2 Qxa2 0-1

[Event "Dueville op-B 1st"]
[Site "Dueville"]
[Date "2023.06.03"]
[Round "3"]
[White "Marongiu, Achille"]
[Black "Pieropan, Giorgio"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1616"]
[BlackElo "1747"]
[PlyCount "42"]
[EventDate "2023.06.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. d4 c6 5. e3 Nbd7 6. Bd3 a6 7. a4 a5 8. 0-0 Bd6 9. Qc2 dxc4 10. Bxc4 Nd5 11. e4 Nb4 12. Qe2 0-0 13. e5 Be7 14. Qe4 Nb6 15. Bb3 N6d5 16. h4 h6 17. Qg4 Kh7 18. h5 Kh8 19. Ne4 f5 20. exf6 Nxf6 21. Ne5 Nxg4 0-1

[Event "Dueville op-B 1st"]
[Site "Dueville"]
[Date "2023.06.03"]
[Round "2"]
[White "Marson, Luca"]
[Black "Marongiu, Achille"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1737"]
[BlackElo "1616"]
[PlyCount "65"]
[EventDate "2023.06.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[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 g6 7. Bb3 Bg7 8. f3 0-0 9. Be3 Nc6 10. Qd2 Bd7 11. 0-0-0 Rc8 12. h4 Ne5 13. Kb1 Nc4 14. Bxc4 Rxc4 15. h5 Qc7 16. hxg6 fxg6 17. g4 b5 18. Bh6 Nxe4 19. Nxe4 Rxd4 20. Qh2 Rxd1+ 21. Rxd1 Bxh6 22. Qxh6 Rf7 23. Ng5 Rg7 24. Rh1 Qc4 25. Nxh7 Be6 26. b3 Qd5 27. Ng5 Kf8 28. Nh7+ Kg8 29. Ng5 Kf8 30. Nxe6+ Qxe6 31. Qd2 Qf6 32. Qd5 Rf7 33. Qa8+ 1-0

[Event "Dueville op-B 1st"]
[Site "Dueville"]
[Date "2023.06.02"]
[Round "1"]
[White "Biserni, Federica"]
[Black "Marongiu, Achille"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "1462"]
[BlackElo "1616"]
[PlyCount "102"]
[EventDate "2023.06.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[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. a4 g6 7. f3 Bg7 8. Be3 Nc6 9. Bc4 0-0 10. 0-0 Bd7 11. Qd2 Rc8 12. Bb3 Na5 13. Nd5 Nxb3 14. Nxf6+ Bxf6 15. cxb3 e5 16. Ne2 Be6 17. Qb4 Qd7 18. Nc3 Rc6 19. Rfd1 Rfc8 20. Rd3 Be7 21. Nd5 Bxd5 22. Rxd5 Rc2 23. Rd2 d5 24. Qa5 Rxd2 25. Qxd2 d4 26. Rd1 Qc6 27. Bh6 Qc2 28. Qxc2 Rxc2 29. Rd2 Rc1+ 30. Kf2 Bb4 31. Re2 Rc6 32. Kf1 d3 33. Rf2 f6 34. Bd2 Bc5 35. Bc3 Bxf2 36. Kxf2 Kf7 37. Ke3 Rd6 38. b4 Ke6 39. b3 f5 40. g3 f4+ 41. gxf4 exf4+ 42. Kd2 g5 43. Bg7 h5 44. h3 Rd7 45. Bh6 g4 46. hxg4 hxg4 47. fxg4 Ke5 48. Bg5 Kxe4 49. Bh4 Rh7 50. Be1 Rh2+ 51. Kd1 Ke3 0-1

