| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. J Dworakowska vs W Ehrenfeucht |
| 1-0 | 60 | 1997 | MK Cafe Open-A | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 27. W Ehrenfeucht vs V Syrtlanov |
| 0-1 | 28 | 1997 | MK Cafe Open-A | E97 King's Indian |
| 28. W Ehrenfeucht vs K Kielczewski |
| 1-0 | 42 | 1997 | MK Cafe Open-A | C07 French, Tarrasch |
| 29. S Shilov vs W Ehrenfeucht |
| 1-0 | 39 | 1997 | MK Cafe Open-A | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 30. W Ehrenfeucht vs D Lopushnoy |
| ½-½ | 16 | 1997 | MK Cafe Open-A | B62 Sicilian, Richter-Rauzer |
| 31. J Pinski vs W Ehrenfeucht |
| ½-½ | 15 | 1997 | MK Cafe Open-A | B32 Sicilian |
| 32. W Ehrenfeucht vs M Szymanski |
| 1-0 | 55 | 1997 | MK Cafe Open-A | C01 French, Exchange |
| 33. J Estrada Nieto vs W Ehrenfeucht |
| 1-0 | 38 | 1997 | MK Cafe Open-A | C86 Ruy Lopez, Worrall Attack |
| 34. W Ehrenfeucht vs E Savitskaya |
| 1-0 | 59 | 1997 | MK Cafe Open-A | A13 English |
| 35. K Jakubowski vs W Ehrenfeucht |
| ½-½ | 51 | 1998 | POL-ch sf | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 36. W Ehrenfeucht vs B Socko |
| ½-½ | 8 | 1998 | POL-ch sf | C90 Ruy Lopez, Closed |
| 37. A Jakubiec vs W Ehrenfeucht |
 | 1-0 | 59 | 1999 | Polish Championship | A02 Bird's Opening |
| 38. W Ehrenfeucht vs K Urban |
| 0-1 | 32 | 1999 | Polish Championship | B06 Robatsch |
| 39. R Kempinski vs W Ehrenfeucht |
| 1-0 | 41 | 1999 | Polish Championship | E17 Queen's Indian |
| 40. W Ehrenfeucht vs M Grabarczyk |
| ½-½ | 53 | 1999 | Polish Championship | C67 Ruy Lopez |
| 41. M Sosnicki vs W Ehrenfeucht |
| 0-1 | 27 | 1999 | Polish Championship | A04 Reti Opening |
| 42. W Ehrenfeucht vs R Kuczynski |
| ½-½ | 29 | 1999 | Polish Championship | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 43. J Gdanski vs W Ehrenfeucht |
| 1-0 | 41 | 1999 | Polish Championship | C93 Ruy Lopez, Closed, Smyslov Defense |
| 44. W Ehrenfeucht vs T Markowski |
| 0-1 | 60 | 1999 | Polish Championship | B27 Sicilian |
| 45. B Socko vs W Ehrenfeucht |
| ½-½ | 25 | 1999 | Polish Championship | C11 French |
| 46. W Ehrenfeucht vs Macieja |
| 0-1 | 52 | 1999 | Polish Championship | B18 Caro-Kann, Classical |
| 47. J Pinski vs W Ehrenfeucht |
| 1-0 | 24 | 1999 | Polish Championship | B22 Sicilian, Alapin |
| 48. P Staniszewski vs W Ehrenfeucht |
| ½-½ | 49 | 1999 | Polish Championship | A57 Benko Gambit |
| 49. W Ehrenfeucht vs B Grabarczyk |
| 0-1 | 60 | 1999 | Polish Championship | B22 Sicilian, Alapin |
| 50. Motylev vs W Ehrenfeucht |
| 1-0 | 51 | 1999 | Bydgoszcz Bank Pocztowy op | B56 Sicilian |
Kibitzing
