[Event "US Open-80"]
[Site "Chicago"]
[Date "1979.08.07"]
[Round "9"]
[White "Ayyar, Rajan"]
[Black "Quigley, John"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2315"]
[PlyCount "52"]
[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. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 b5 8. Bb3 d6 9. Bd5 Nxd5 10. exd5 Ne5 11. Nxd4 0-0 12. f4 c5 13. dxc6 Bg4 14. Qd2 Nc4 15. Qf2 Bh4 16. g3 Bf6 17. c3 Qb6 18. b3 Rae8 19. Bd2 Nb2 20. Na3 Nd3 21. Qg2 Bxd4+ 22. cxd4 Qxd4+ 23. Kh1 Nf2+ 24. Kg1 Nd1+ 25. Kh1 Rxe1+ 26. Bxe1 Qxa1 0-1

[Event "US Open-80"]
[Site "Chicago"]
[Date "1979.07.30"]
[Round "2"]
[White "Alburt, Lev O"]
[Black "Quigley, John"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2515"]
[BlackElo "1831"]
[PlyCount "87"]
[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. c4 e6 3. g3 d5 4. d4 Be7 5. Bg2 0-0 6. 0-0 Nbd7 7. Qc2 c6 8. b3 b6 9. Nc3 Ba6 10. Rd1 Rc8 11. e4 dxc4 12. Bf4 b5 13. bxc4 bxc4 14. Ne5 Qa5 15. Bd2 Qc7 16. Qa4 Bb5 17. Nxb5 cxb5 18. Qxb5 Nxe5 19. Qxe5 Qxe5 20. dxe5 Nd7 21. Bc3 Rfd8 22. Bf1 Nc5 23. Bb4 Kf8 24. Rxd8+ Rxd8 25. Rc1 Nxe4 26. Bxe7+ Kxe7 27. Rxc4 Nd2 28. Rc7+ Rd7 29. Rxd7+ Kxd7 30. Bb5+ Kc7 31. f4 f6 32. Kf2 fxe5 33. Ke3 Kb6 34. Bd3 e4 35. Be2 Nf3 36. h4 e5 37. Kxe4 Ng1 38. Bg4 exf4 39. Kxf4 g6 40. Ke3 h5 41. Be6 Kc5 42. Kf2 Kd6 43. Bf7 Nh3+ 44. Kg2 1-0

