[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1991.??.??"]
[Round "7"]
[White "Groeneveld, A."]
[Black "Fritze, Bernd"]
[Result "1/2-1/2"]
[ECO "B19"]
[BlackElo "2260"]
[PlyCount "101"]
[EventDate "1991.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Qc7 12. 0-0-0 Ngf6 13. c4 0-0-0 14. Bc3 Bd6 15. Ne4 Bf4+ 16. Kb1 Ne5 17. Nxe5 Bxe5 18. Rhe1 Nxe4 19. Rxe4 Bf6 20. Qe3 Rd7 21. f4 Rhd8 22. g4 c5 23. g5 Bxd4 24. Bxd4 Rxd4 25. Rexd4 cxd4 26. Rxd4 Rxd4 27. Qxd4 e5 28. Qxe5 Qxe5 29. fxe5 hxg5 30. Kc2 Kd7 31. Kd3 Ke6 32. Ke4 a5 33. b3 b6 34. a3 g4 35. b4 g3 36. Kf3 Kxe5 37. c5 bxc5 38. bxa5 Kd5 39. Kxg3 Kc6 40. Kf4 Kb5 41. Ke5 Kxa5 42. Kd5 Kb5 43. a4+ Kxa4 44. Kxc5 Kb3 45. Kd6 Kc4 46. Ke7 f5 47. Kf7 f4 48. Kxg7 f3 49. h6 f2 50. h7 f1Q 51. h8Q 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1991.??.??"]
[Round "2"]
[White "Groeneveld, A."]
[Black "Gdanski, Jacek"]
[Result "0-1"]
[ECO "C19"]
[BlackElo "2420"]
[PlyCount "96"]
[EventDate "1991.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Nf3 Bd7 8. a4 Qa5 9. Qd2 Nbc6 10. Bd3 cxd4 11. cxd4 Qxd2+ 12. Bxd2 f6 13. Bc3 Rc8 14. Kd2 fxe5 15. Nxe5 Nxe5 16. dxe5 0-0 17. f3 Rf4 18. Rhb1 d4 19. Bb4 Nd5 20. Bd6 Bc6 21. Bc5 a6 22. g3 Rxf3 23. Bxd4 a5 24. Be2 Rf7 25. Bg4 Re8 26. c4 Nb4 27. Bc5 Be4 28. Rb3 Nc6 29. Re1 Rd8+ 30. Kc1 Bf5 31. Bxf5 Rxf5 32. Bd6 Rd7 33. h4 h5 34. Rbe3 Kh7 35. Kb2 Kg6 36. Kc3 Rdf7 37. R1e2 Rf1 38. Rb2 Ra1 39. Kb3 Rff1 40. Rd2 Rfb1+ 41. Kc2 Nb4+ 42. Bxb4 Rxb4 43. Rd6 Rxc4+ 44. Kb2 Rcxa4 45. Rxe6+ Kf5 46. Rb6 R4a2+ 47. Kc3 Ra3+ 48. Rb3 a4 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1991.??.??"]
[Round "1"]
[White "Gunkel, Wolfgang"]
[Black "Groeneveld, A."]
[Result "0-1"]
[ECO "A68"]
[PlyCount "34"]
[EventDate "1991.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Bd3 exd5 9. cxd5 b5 10. 0-0 b4 11. Ne2 Re8 12. Qc2 c4 13. Qxc4 Ba6 14. Qc2 Qb6+ 15. Ned4 Ng4 16. e5 dxe5 17. Re1 e4 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1991.??.??"]
[Round "6"]
[White "Maeder, Karl Heinz"]
[Black "Groeneveld, A."]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2360"]
[PlyCount "57"]
[EventDate "1991.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. h4 Rfc8 13. g4 Qa5 14. a3 Rab8 15. h5 b5 16. h6 b4 17. Nd5 Nxd5 18. hxg7 Nc3+ 19. Ka1 f6 20. Qh6 Kf7 21. g5 b3 22. g8Q+ Kxg8 23. Qxh7+ Kf8 24. Bxc3 bxc2 25. Qh8+ Bg8 26. Bc4 cxd1Q+ 27. Rxd1 Rxc4 28. Bxa5 Rbc8 29. Bc3 1-0

