[Event "Groningen op2"]
[Site "Groningen"]
[Date "1989.??.??"]
[Round "4"]
[White "Champion, Oliver"]
[Black "Van Zon, EAT"]
[Result "1/2-1/2"]
[ECO "B03"]
[PlyCount "66"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. d5 exd5 11. Bxb6 axb6 12. cxd5 Nb4 13. Nd4 Bg6 14. Bb5+ Kf8 15. 0-0 Bc5 16. Kh1 Bxd4 17. Qxd4 Nc2 18. Qf4 Nxa1 19. Rxa1 h6 20. e6 Qe7 21. Rf1 Kg8 22. Bc4 Rf8 23. exf7+ Kh7 24. d6 cxd6 25. h4 h5 26. Bd5 Qe5 27. Qf3 Rd8 28. Ne4 Bxe4 29. Bxe4+ g6 30. Qd3 Qe6 31. Qd4 Qe5 32. Qd3 Qe6 33. Qd4 Qe5 1/2-1/2

[Event "Groningen op2"]
[Site "Groningen"]
[Date "1989.??.??"]
[Round "5"]
[White "Van Zon, EAT"]
[Black "Beijer, A."]
[Result "1/2-1/2"]
[ECO "B40"]
[PlyCount "92"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 e5 7. Nde2 0-0 8. 0-0 d6 9. Bg5 Be6 10. Kh1 Nbd7 11. f4 exf4 12. Nxf4 Bxc3 13. Nxe6 fxe6 14. bxc3 Qa5 15. Bd2 Qh5 16. Qxh5 Nxh5 17. Bc4 Rae8 18. Rxf8+ Nxf8 19. Rb1 Rc8 20. Be2 Nf6 21. Bf3 b6 22. Kg1 Ng6 23. Rb3 Ne5 24. Bf4 Nfd7 25. Kf2 Nc4 26. Ke2 Nde5 27. Bd2 Rf8 28. Be3 h6 29. Bd4 g5 30. h3 Ng6 31. Be3 Nce5 32. Ra3 Rf7 33. Bh5 Kh7 34. Bxg6+ Kxg6 35. Ra4 Rc7 36. Bd4 Nc4 37. Rb4 d5 38. exd5 exd5 39. Rb5 Rd7 40. Kd3 a6 41. Rb1 Rd6 42. Rf1 Re6 43. Rf8 b5 44. Rd8 Rd6 45. Rf8 Re6 46. Rd8 Rd6 1/2-1/2

