| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. C Guizar vs D Rost |
| 0-1 | 63 | 1999 | W-ch23 sf10 email | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 27. D Rost vs R Navarro |
| 1-0 | 35 | 1999 | WC23/EWC01-SF10 | E11 Bogo-Indian Defense |
| 28. K Prabhakar vs D Rost |
| ½-½ | 32 | 1999 | WC23/EWC01-SF10 | A20 English |
| 29. D Rost vs D Simic |
| 1-0 | 35 | 1999 | WC23/EWC01-SF10 | D30 Queen's Gambit Declined |
| 30. D Rost vs R Raijmaekers |
| 1-0 | 17 | 1999 | WC23/EWC01-SF10 | A80 Dutch |
| 31. D Rost vs A Mukherjee |
| 0-1 | 37 | 1999 | WC23/EWC01-SF10 | D20 Queen's Gambit Accepted |
| 32. D Rost vs E Miciak |
| ½-½ | 42 | 1999 | WC23/EWC01-SF10 | E75 King's Indian, Averbakh, Main line |
| 33. K Johansson vs D Rost |
| 1-0 | 28 | 1999 | WC23/EWC01-SF10 | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 34. T Schmidt vs D Rost |
| ½-½ | 30 | 1999 | WC23/EWC01-SF10 | E32 Nimzo-Indian, Classical |
| 35. D Rost vs J Copie |
| 0-1 | 25 | 2001 | WC..F.00001 | E75 King's Indian, Averbakh, Main line |
| 36. I Sinka vs D Rost |
| 1-0 | 30 | 2001 | WC..F.00001 | C45 Scotch Game |
| 37. J L Rodriguez vs D Rost |
| 1-0 | 40 | 2002 | WC..F.00001 | E11 Bogo-Indian Defense |
| 38. D Rost vs E Efendiyev |
| 1-0 | 28 | 2002 | WC..F.00001 | E75 King's Indian, Averbakh, Main line |
| 39. D Rost vs D Gutsche |
| ½-½ | 20 | 2002 | WC..F.00001 | E15 Queen's Indian |
| 40. V Kosulin vs D Rost |
 | 1-0 | 20 | 2008 | CP.2004.F.00001 | E11 Bogo-Indian Defense |
| 41. D Rost vs P Daus |
| ½-½ | 16 | 2008 | CP.2004.F.00001 | D30 Queen's Gambit Declined |
| 42. D Rost vs A Wosch |
| 1-0 | 25 | 2008 | CP.2004.F.00001 | D61 Queen's Gambit Declined, Orthodox, Rubinstein Attack |
| 43. H Clever vs D Rost |
| ½-½ | 43 | 2014 | PER LIPEAD40 sf Gr12 email | E15 Queen's Indian |
| 44. J Pirs vs D Rost |
| ½-½ | 16 | 2016 | PER LIPEAD40 final email | B25 Sicilian, Closed |
| 45. A Manzo vs D Rost |
| ½-½ | 29 | 2016 | PER LIPEAD40 final email | B30 Sicilian |
| 46. F Lovakovic vs D Rost |
| ½-½ | 22 | 2016 | PER LIPEAD40 final email | A00 Uncommon Opening |
| 47. G Dunlop vs D Rost |
| ½-½ | 40 | 2016 | PER LIPEAD40 final email | A00 Uncommon Opening |
| 48. D Rost vs S Ohtake |
| ½-½ | 62 | 2017 | W-ch37 q02 email | C11 French |
| 49. D Rost vs M Lecroq |
| ½-½ | 42 | 2017 | W-ch37 q02 email | D45 Queen's Gambit Declined Semi-Slav |
| 50. D Rost vs A Lanc |
| 1-0 | 57 | 2017 | W-ch37 q02 email | E71 King's Indian, Makagonov System (5.h3) |
Kibitzing
