[Event "US Open-80"]
[Site "Chicago"]
[Date "1979.08.03"]
[Round "6"]
[White "Slonskis, Andrew"]
[Black "Alberston, Bruce"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "58"]
[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. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. a3 b6 10. Be3 Bb7 11. Qc2 Na5 12. Ba2 c5 13. dxc5 bxc5 14. Bxc5 Qc7 15. Bd4 Bxd4 16. Nxd4 Rfd8 17. Rc1 Rac8 18. Ne2 Nc4 19. Rd1 Rxd1+ 20. Qxd1 Bxe4 21. 0-0 Rd8 22. Qb3 Bd3 23. Re1 Ne5 24. Qb2 Bxe2 25. Qxe2 Qxc3 26. Qe3 Qxe3 27. fxe3 Rd3 28. Kf2 Rd2+ 29. Re2 Nd3+ 0-1

[Event "US Open-80"]
[Site "Chicago"]
[Date "1979.07.31"]
[Round "3"]
[White "Marfia, Jim"]
[Black "Slonskis, Andrew"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2100"]
[PlyCount "77"]
[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. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. Qc2 c5 5. a3 Bxc3 6. Qxc3 Nc6 7. d3 h6 8. e3 0-0 9. b4 b6 10. Bb2 d6 11. Be2 e5 12. 0-0 Re8 13. h3 Bb7 14. bxc5 bxc5 15. Rab1 Qc7 16. Rfe1 Re7 17. d4 exd4 18. exd4 Rae8 19. Bd3 cxd4 20. Rxe7 Rxe7 21. Nxd4 Ne5 22. Bf1 Ne4 23. Qc2 Nc5 24. f3 Bc8 25. Nb5 Qb8 26. Rd1 Ne6 27. Nxd6 Ng5 28. Bxe5 Rxe5 29. f4 Nxh3+ 30. gxh3 Qb6+ 31. Qf2 Qxf2+ 32. Kxf2 Rc5 33. Rd5 Rc6 34. Nxc8 Rxc8 35. c5 Kf8 36. Bb5 f6 37. c6 a6 38. Ba4 Rc7 39. f5 1-0

