| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Tukmakov vs E Schmittdiel |
| ½-½ | 64 | 1985 | Lugano Open | A61 Benoni |
| 27. C Pieper-Emden vs E Schmittdiel |
| ½-½ | 50 | 1986 | NRW-ch | E10 Queen's Pawn Game |
| 28. J Bellon Lopez vs E Schmittdiel |
| 1-0 | 43 | 1986 | Lugano Open | A60 Benoni Defense |
| 29. E Mednis vs E Schmittdiel |
| 1-0 | 38 | 1986 | Lugano Open | A13 English |
| 30. E Schmittdiel vs T Ernst |
| 1-0 | 27 | 1987 | Gausdal Young Men | B22 Sicilian, Alapin |
| 31. E Schmittdiel vs T Ernst |
  | 1-0 | 27 | 1987 | Gausdal | B22 Sicilian, Alapin |
| 32. E Schmittdiel vs L Gutman |
| 1-0 | 33 | 1987 | Lugano Open | B22 Sicilian, Alapin |
| 33. E Schmittdiel vs E Martinovsky |
| 0-1 | 30 | 1987 | Gausdal Int | B10 Caro-Kann |
| 34. Nunn vs E Schmittdiel |
| 1-0 | 31 | 1987 | Dortmund-A | C11 French |
| 35. E Schmittdiel vs Tukmakov |
| 0-1 | 41 | 1987 | Dortmund-A | C61 Ruy Lopez, Bird's Defense |
| 36. S Agdestein vs E Schmittdiel |
| 0-1 | 40 | 1987 | Dortmund-A | E11 Bogo-Indian Defense |
| 37. E Schmittdiel vs Andersson |
| 0-1 | 32 | 1987 | Dortmund-A | B22 Sicilian, Alapin |
| 38. I Farago vs E Schmittdiel |
| 1-0 | 65 | 1987 | Dortmund-A | E11 Bogo-Indian Defense |
| 39. Balashov vs E Schmittdiel |
| 1-0 | 42 | 1987 | Dortmund-A | B23 Sicilian, Closed |
| 40. E Schmittdiel vs S Marangunic |
| 1-0 | 65 | 1987 | Dortmund-A | B07 Pirc |
| 41. E Schmittdiel vs Ribli |
| 0-1 | 22 | 1987 | Dortmund-A | B22 Sicilian, Alapin |
| 42. J Hickl vs E Schmittdiel |
| 0-1 | 40 | 1987 | Dortmund-A | A07 King's Indian Attack |
| 43. E Schmittdiel vs R Lau |
| 0-1 | 34 | 1987 | Dortmund-A | B22 Sicilian, Alapin |
| 44. E Schmittdiel vs K Bischoff |
| 0-1 | 22 | 1987 | Dortmund-A | B06 Robatsch |
| 45. J Lechtynsky vs E Schmittdiel |
| ½-½ | 48 | 1988 | Augsburg 1988/89 | A15 English |
| 46. J Konikowski vs E Schmittdiel |
| ½-½ | 14 | 1988 | Dortmund-B | C98 Ruy Lopez, Closed, Chigorin |
| 47. G Hertneck vs E Schmittdiel |
| ½-½ | 64 | 1988 | Augsburg 1988/89 | B33 Sicilian |
| 48. S Martinovic vs E Schmittdiel |
| 1-0 | 27 | 1988 | Dortmund-B | A07 King's Indian Attack |
| 49. A Davidovic vs E Schmittdiel |
| ½-½ | 57 | 1988 | Dortmund-B | A04 Reti Opening |
| 50. I Farago vs E Schmittdiel |
| 0-1 | 50 | 1988 | Dortmund-B | E11 Bogo-Indian Defense |
Kibitzing
