[Event "US Open-80"]
[Site "Chicago"]
[Date "1979.07.30"]
[Round "2"]
[White "Zsolnay, Gabriel"]
[Black "Zvilius, Mark"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1994"]
[BlackElo "1652"]
[PlyCount "46"]
[EventDate "1979.07.29"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. e3 b6 4. Nbd2 Bb7 5. Bd3 d5 6. 0-0 Nbd7 7. Re1 Be7 8. e4 dxe4 9. Nxe4 c5 10. c3 0-0 11. Qc2 Kh8 12. Be3 c4 13. Nxf6 cxd3 14. Qxd3 Nxf6 15. Bf4 Nh5 16. Bd2 Bf6 17. g4 Qd5 18. Kg2 e5 19. c4 Qe6 20. Kh3 e4 21. Qc2 Qd6 22. gxh5 exf3 23. d5 Bc8+ 0-1

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "3"]
[White "Popel, Stephan A"]
[Black "Zsolnay, Gabriel"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "71"]
[EventDate "1973.08.12"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 d6 4. e3 Bg7 5. Bc4 0-0 6. h3 c5 7. 0-0 Nbd7 8. c3 b6 9. Nbd2 Bb7 10. Qe2 d5 11. Bb3 Rc8 12. Rfd1 cxd4 13. exd4 Re8 14. Ne5 Nxe5 15. dxe5 Nh5 16. Bh2 Bh6 17. Nf3 e6 18. Rd4 Bf8 19. g4 Ng7 20. Qd2 Bc5 21. Qh6 Be7 22. Bf4 f6 23. Rad1 b5 24. Bc2 Rf8 25. h4 Rf7 26. h5 Nf5 27. gxf5 Bf8 28. hxg6 Bxh6 29. gxf7+ Kg7 30. exf6+ Kxf7 31. fxe6+ Kxe6 32. Re1+ Kxf6 33. Bxh6 Qg8+ 34. Bg5+ Kf7 35. Re7+ Kf8 36. Rf4+ 1-0

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "6"]
[White "Zsolnay, Gabriel"]
[Black "Gauntt, Robert J"]
[Result "0-1"]
[ECO "D06"]
[PlyCount "108"]
[EventDate "1973.08.12"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Bf5 3. e3 e6 4. c4 Nc6 5. Qb3 Nb4 6. Na3 a5 7. c5 Ne7 8. Bd2 Nbc6 9. Qxb7 Qb8 10. Qxb8+ Rxb8 11. Bb5 Kd8 12. Ke2 Na7 13. Ba4 Rxb2 14. Ne5 Bg6 15. Bb3 Nec6 16. Nd3 Bxd3+ 17. Kxd3 a4 18. Bxa4 Rb8 19. Rhb1 Ra8 20. Rb3 Be7 21. Nb5 Nc8 22. Ra3 Bxc5 23. dxc5 Ne5+ 24. Kc3 Nc4 25. Rb3 Rxa4 26. Nd4 Kd7 27. Rb8 Rd8 28. Kb3 Ra3+ 29. Kb4 Ra6 30. Kb5 Rb6+ 31. Rxb6 cxb6 32. Bb4 Na7+ 33. Ka6 Nc6 34. Kb5 Nxb4 35. Kxb4 bxc5+ 36. Kxc5 Rc8+ 37. Kb4 Rb8+ 38. Kc3 Na3 39. Nb3 Rc8+ 40. Kd3 Rc2 41. Nd2 e5 42. f3 f5 43. e4 fxe4+ 44. fxe4 dxe4+ 45. Ke3 Ke6 46. Rg1 Rxa2 47. Nxe4 Nc4+ 48. Kf3 Ra3+ 49. Kg4 Ne3+ 50. Kh4 Kd5 51. Ng5 Ra6 52. Nf7 Rf6 53. Re1 Kd4 54. Nd8 Rf4+ 0-1

