| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. O Prestel vs B Zelic |
| 0-1 | 52 | 1997 | Oberliga Baden 9697 | D15 Queen's Gambit Declined Slav |
| 52. G Tammert vs O Prestel |
| 1-0 | 42 | 1997 | Oberliga Baden 9697 | A04 Reti Opening |
| 53. L Zoeller vs O Prestel |
| 0-1 | 43 | 1997 | Baden-Elsass m | B10 Caro-Kann |
| 54. O Prestel vs Juergen Gersinska |
| 0-1 | 31 | 1997 | Oberliga Baden 9798 | E62 King's Indian, Fianchetto |
| 55. O Prestel vs P Muehlbach |
| 1-0 | 42 | 1997 | Oberliga Baden 9798 | D20 Queen's Gambit Accepted |
| 56. T Kleindienst vs O Prestel |
| 0-1 | 53 | 1997 | Oberliga Baden 9798 | B06 Robatsch |
| 57. Roland Keil vs O Prestel |
| 0-1 | 31 | 1998 | Untergrombach op | B28 Sicilian, O'Kelly Variation |
| 58. O Prestel vs H Kiefhaber |
| 0-1 | 57 | 1998 | Untergrombach op | D34 Queen's Gambit Declined, Tarrasch |
| 59. O Prestel vs Udo Lanz |
| 1-0 | 21 | 1998 | Untergrombach op | E62 King's Indian, Fianchetto |
| 60. O Prestel vs H J Reichstein |
| 0-1 | 17 | 1998 | Untergrombach op | D97 Grunfeld, Russian |
| 61. R Zeier vs O Prestel |
| 0-1 | 55 | 1998 | Untergrombach op | B42 Sicilian, Kan |
| 62. T Stojadinovic vs O Prestel |
| 0-1 | 39 | 1998 | Baunatal op 4th | A13 English |
| 63. O Prestel vs A Schnabel |
| 0-1 | 27 | 1998 | Baunatal op 4th | D45 Queen's Gambit Declined Semi-Slav |
| 64. Patrick Rempel vs O Prestel |
| 0-1 | 26 | 1998 | Baunatal op 4th | B44 Sicilian |
| 65. O Prestel vs U Gebhardt |
| 1-0 | 14 | 1998 | Baunatal op 4th | E67 King's Indian, Fianchetto |
| 66. R Stiefel vs O Prestel |
| ½-½ | 14 | 1998 | Baunatal op 4th | B23 Sicilian, Closed |
| 67. O Prestel vs M Becker |
| 0-1 | 42 | 1998 | Baunatal op 4th | E62 King's Indian, Fianchetto |
| 68. Dimitri Litvinov vs O Prestel |
| 0-1 | 29 | 1998 | Oberliga Baden 9798 | B41 Sicilian, Kan |
| 69. O Prestel vs B Wagner |
| ½-½ | 44 | 1998 | Oberliga Baden 9798 | D61 Queen's Gambit Declined, Orthodox, Rubinstein Attack |
| 70. L Trabert vs O Prestel |
| 1-0 | 40 | 1998 | Oberliga Baden 9798 | A07 King's Indian Attack |
| 71. O Prestel vs S Peter |
| 1-0 | 43 | 1998 | Oberliga Baden 9798 | E15 Queen's Indian |
| 72. W Gerstner vs O Prestel |
| 1-0 | 35 | 1998 | Oberliga Baden 9798 | B06 Robatsch |
| 73. T Kummle vs O Prestel |
| 1-0 | 27 | 1998 | Oberliga Baden 9899 | B20 Sicilian |
| 74. O Prestel vs Egon Heim |
| 1-0 | 36 | 1998 | Oberliga Baden 9899 | A31 English, Symmetrical, Benoni Formation |
| 75. I Berezovsky vs O Prestel |
| 1-0 | 21 | 1998 | Boeblingen Open | D20 Queen's Gambit Accepted |
Kibitzing
