[Event "FRG-ch U25 op"]
[Site "Germany"]
[Date "1989.??.??"]
[Round "?"]
[White "Heuschkel, Mark"]
[Black "Pirrung, Robert"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "104"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d4 0-0 6. Bg5 c6 7. Bb3 Qc7 8. 0-0 Bg4 9. h3 Bxf3 10. Qxf3 Nbd7 11. Rfe1 c5 12. d5 a6 13. a4 Rfb8 14. Bc4 Ne5 15. Qe2 Nxc4 16. Qxc4 b6 17. b3 h6 18. Bh4 Re8 19. Qe2 Nd7 20. Qf3 Rab8 21. Qd3 Qb7 22. Rab1 b5 23. axb5 axb5 24. Nd1 Ra8 25. Ne3 Ra7 26. Qe2 Ra2 27. Qd3 Rea8 28. c4 b4 29. Qf1 Kf8 30. Re2 R2a3 31. Nd1 Qc7 32. Nb2 Nb6 33. Nd3 R8a7 34. Bg3 Nd7 35. Ree1 Ra8 36. Qe2 Ra2 37. Qe3 Kg8 38. e5 Bf8 39. exd6 exd6 40. Qc1 Nf6 41. Rb2 R2a3 42. Qf4 Nh5 43. Qe3 Nxg3 44. Qxg3 Qd7 45. Qe3 Ra1 46. Rbb1 Rxb1 47. Rxb1 Re8 48. Qd2 Ra8 49. Nb2 Ra2 50. Qe3 Qf5 51. Qe1 Bg7 52. Qe2 Qxb1+ 0-1

[Event "FRG-ch U25 op"]
[Site "Germany"]
[Date "1989.??.??"]
[Round "?"]
[White "Majewski, Tomasz"]
[Black "Pirrung, Robert"]
[Result "0-1"]
[ECO "A51"]
[PlyCount "72"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nf3 Nc6 5. e3 Bb4+ 6. Bd2 Qe7 7. Bd3 Nxd2 8. Nbxd2 Nxe5 9. Nxe5 Qxe5 10. a3 Be7 11. Qe2 Bf6 12. Rb1 d6 13. 0-0 Bd7 14. b4 h5 15. Ne4 Be7 16. Qb2 f5 17. Qxe5 dxe5 18. Ng3 a6 19. Bc2 Bc6 20. a4 Kf7 21. b5 Bd7 22. Rfd1 Be6 23. Bd3 Rhd8 24. Be2 Bc5 25. Nf1 Kf6 26. Nd2 Be7 27. Nb3 g6 28. Rxd8 Rxd8 29. f3 axb5 30. axb5 Ra8 31. Ra1 Rxa1+ 32. Nxa1 Bc5 33. Kf2 f4 34. Nc2 Bf5 35. Bd1 Bd3 36. Ke1 fxe3 0-1

[Event "FRG-ch U25 op"]
[Site "Germany"]
[Date "1989.??.??"]
[Round "?"]
[White "Pirrung, Robert"]
[Black "Heinelt, Manfred"]
[Result "0-1"]
[ECO "D80"]
[PlyCount "42"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. e3 Bg7 7. Qc2 c5 8. 0-0-0 cxd4 9. exd4 Qa5 10. Be3 Qxa2 11. Qxe4 Nc6 12. Qb1 Qa5 13. Nf3 Nb4 14. Bd3 Nxd3+ 15. Qxd3 Bf5 16. Qb3 Rc8 17. c5 b6 18. Qa3 Qb5 19. b4 a5 20. Bd2 bxc5 21. dxc5 Rxc5+ 0-1

[Event "FRG-ch U25 op"]
[Site "Germany"]
[Date "1989.??.??"]
[Round "?"]
[White "Pirrung, Robert"]
[Black "Kolko, Robert"]
[Result "1/2-1/2"]
[ECO "A96"]
[PlyCount "54"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 Be7 5. Nf3 0-0 6. Bg2 d6 7. 0-0 a5 8. Qc2 Nbd7 9. e4 fxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 Ne8 13. Bh3 e5 14. Bxc8 Qxc8 15. dxe5 Qg4 16. Kg2 dxe5 17. Re1 Bf6 18. Nxe5 Qxe2 19. Rxe2 Bxe5 20. Rxe5 Nf6 21. Bf4 c6 22. Rae1 Rfe8 23. Bg5 Rxe5 24. Rxe5 Kf7 25. Re2 b5 26. cxb5 cxb5 27. a3 a4 1/2-1/2

[Event "FRG-ch U25 op"]
[Site "Germany"]
[Date "1989.??.??"]
[Round "?"]
[White "Schmidt, K."]
[Black "Pirrung, Robert"]
[Result "0-1"]
[ECO "E26"]
[WhiteElo "2330"]
[PlyCount "64"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Qa5 7. Qc2 d6 8. Bd3 Bd7 9. Ne2 0-0 10. 0-0 e5 11. d5 Ba4 12. Qb1 Nbd7 13. e4 Rfe8 14. Bd2 Nf8 15. Nc1 N6d7 16. Ne2 Qc7 17. Nc1 h6 18. Be2 Nb6 19. Qa2 Qe7 20. Nd3 g5 21. Ne1 Ng6 22. g3 Bd7 23. Nc2 f5 24. exf5 Bxf5 25. Ne3 Bd7 26. Bg4 e4 27. Bh5 Qf6 28. a4 Nxa4 29. Qb3 Nb6 30. Rfe1 Rf8 31. Re2 Ne5 32. Kg2 Be8 0-1

[Event "FRG-ch U25 op"]
[Site "Germany"]
[Date "1989.??.??"]
[Round "?"]
[White "Sprang, Eckhard"]
[Black "Pirrung, Robert"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "97"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 d6 5. Nf3 Bg7 6. 0-0 Nge7 7. e3 0-0 8. d4 h6 9. d5 Nb8 10. b4 f5 11. Bb2 Nd7 12. Rc1 Nf6 13. Qb3 g5 14. c5 Ng6 15. cxd6 cxd6 16. Nb5 Ne8 17. Nd2 f4 18. exf4 gxf4 19. Qc2 Bf5 20. Be4 Qg5 21. Bxf5 Qxf5 22. Qxf5 Rxf5 23. Ne4 Bf8 24. Nc7 Rd8 25. Nxe8 Rxe8 26. Rc7 Rf7 27. Rfc1 Ree7 28. Rxe7 Bxe7 29. b5 Bf8 30. Ba3 Kh7 31. Bb4 Kg7 32. a4 Rd7 33. a5 Ne7 34. Bxd6 Nxd5 35. Bxe5+ Kg6 36. Nc5 Rf7 37. Rd1 Bxc5 38. Rxd5 Bb4 39. Bxf4 Bxa5 40. Be3 Rf6 41. Bxa7 b6 42. Bb8 Bb4 43. Bf4 Re6 44. Be3 Rf6 45. Kg2 Re6 46. g4 Kg7 47. Rd7+ Kg6 48. Rc7 h5 49. Rc6 1-0

