[Event "Canadian op"]
[Site "Edmonton"]
[Date "1989.07.23"]
[Round "10"]
[White "Neven, Knut G"]
[Black "Billings, Darse"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2200"]
[BlackElo "1997"]
[PlyCount "80"]
[EventDate "1989.07.15"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. cxd5 exd5 4. Bg2 Nf6 5. Nf3 c6 6. 0-0 Bf5 7. d3 Nbd7 8. Nbd2 Be7 9. Re1 Qb6 10. e4 dxe4 11. dxe4 Be6 12. Qe2 Bc5 13. h3 h6 14. a3 0-0 15. b4 Be7 16. Nc4 Qa6 17. Na5 Qxe2 18. Rxe2 c5 19. Bd2 b6 20. Nc6 Rfe8 21. Nxe7+ Rxe7 22. Ree1 Rc8 23. Bf4 Bc4 24. Nh4 Ne5 25. Nf5 Re6 26. Bxe5 Rxe5 27. Nd6 Be6 28. f4 Rh5 29. Nxc8 Bxc8 30. g4 Rh4 31. e5 Nd7 32. Kh2 g5 33. Kg3 Nf8 34. Rad1 Bd7 35. Rd6 cxb4 36. axb4 Bb5 37. f5 h5 38. e6 fxe6 39. fxe6 hxg4 40. hxg4 Kg7 0-1

[Event "Canadian op"]
[Site "Edmonton"]
[Date "1989.07.20"]
[Round "7"]
[White "Billings, Darse"]
[Black "Prystenski, Arthur"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1997"]
[BlackElo "2213"]
[PlyCount "55"]
[EventDate "1989.07.15"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Nf3 Bd6 6. Bg5 f6 7. Bh4 Ne7 8. Bg3 Nf5 9. e3 Nxg3 10. hxg3 f5 11. Bd3 g6 12. Qc2 Be6 13. 0-0-0 Qf6 14. Rh6 Bf8 15. Rh2 h5 16. Rdh1 Rg8 17. Qb3 Rg7 18. Ne2 Bd6 19. Nf4 Bg8 20. Nxh5 gxh5 21. Rxh5 Be6 22. Rh8+ Bf8 23. R1h6 Qe7 24. Ne5 Rg8 25. Rxe6 Qxe6 26. Rxg8 Nd7 27. Qxb7 Rb8 28. Rxf8+ 1-0

[Event "Canadian op"]
[Site "Edmonton"]
[Date "1989.07.17"]
[Round "4"]
[White "Yanofsky, Daniel Abraham"]
[Black "Billings, Darse"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2418"]
[BlackElo "1997"]
[PlyCount "53"]
[EventDate "1989.07.15"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. a3 Bxc3+ 8. bxc3 Qc7 9. Bd2 0-0 10. Be2 b6 11. cxd5 exd5 12. 0-0 Re8 13. Re1 Ne4 14. Rc1 Be6 15. Bd3 Qb7 16. Ng5 Nxg5 17. Bxg5 Nd7 18. f4 f6 19. Bh4 Bf7 20. Qg4 Rxe1+ 21. Rxe1 Re8 22. Rxe8+ Bxe8 23. Qe6+ Bf7 24. Qe7 Bg6 25. f5 Bh5 26. Bb5 Qc7 27. Bxd7 1-0

