| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. V Akopian vs A Sorin |
| 1-0 | 46 | 1987 | World Junior Championship | A07 King's Indian Attack |
| 27. M Abarca Aguirre vs A Sorin |
| 0-1 | 34 | 1987 | 3rd Pan American Team Championship | E81 King's Indian, Samisch |
| 28. J Bademian Orchanian vs A Sorin |
| 0-1 | 27 | 1987 | 3rd Pan American Team Championship | C52 Evans Gambit |
| 29. A Sorin vs C Gamarra Caceres |
| ½-½ | 60 | 1987 | 3rd Pan American Team Championship | D80 Grunfeld |
| 30. A Sorin vs G Garcia Gonzalez |
| ½-½ | 32 | 1987 | 3rd Pan American Team Championship | E11 Bogo-Indian Defense |
| 31. M Duarte Mermow vs A Sorin |
| 1-0 | 80 | 1987 | 3rd Pan American Team Championship | C77 Ruy Lopez |
| 32. J Garcia vs A Sorin |
| ½-½ | 61 | 1987 | 3rd Pan American Team Championship | A48 King's Indian |
| 33. C Gamarra Caceres vs A Sorin |
| 0-1 | 37 | 1987 | 3rd Pan American Team Championship | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 34. J Borges Matos vs A Sorin |
| 1-0 | 28 | 1988 | Pan-American Championship | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 35. A Sorin vs L Bronstein |
| 0-1 | 44 | 1989 | Ch Argentina | D80 Grunfeld |
| 36. Glek vs A Sorin |
| 1-0 | 56 | 1989 | Odessa | E76 King's Indian, Four Pawns Attack |
| 37. P Zarnicki vs A Sorin |
| ½-½ | 37 | 1989 | Buenos Aires TB | B18 Caro-Kann, Classical |
| 38. Ivkov vs A Sorin |
| 1-0 | 39 | 1989 | Sevilla | E92 King's Indian |
| 39. P Zarnicki vs A Sorin |
| 1-0 | 28 | 1990 | Buenos Aires TB 5th | C26 Vienna |
| 40. Vladimirov vs A Sorin |
| 1-0 | 46 | 1990 | Seville Open | E62 King's Indian, Fianchetto |
| 41. A Sorin vs D Garcia Ilundain |
| 1-0 | 21 | 1990 | Seville Open | E73 King's Indian |
| 42. A Sorin vs R Montecatine Rios |
| 1-0 | 30 | 1990 | Seville Open | D31 Queen's Gambit Declined |
| 43. L A Gomez Jurado vs A Sorin |
| 0-1 | 33 | 1990 | Seville Open | C53 Giuoco Piano |
| 44. Azmaiparashvili vs A Sorin |
| 1-0 | 31 | 1991 | San Sebastian Open | E92 King's Indian |
| 45. A Sorin vs A Romero Holmes |
| ½-½ | 27 | 1991 | San Sebastian Open | E75 King's Indian, Averbakh, Main line |
| 46. C Cruz-Lopez Claret vs A Sorin |
| ½-½ | 31 | 1991 | San Sebastian Open | E81 King's Indian, Samisch |
| 47. A Sorin vs J M Gomez Esteban |
| 1-0 | 39 | 1991 | San Sebastian Open | D32 Queen's Gambit Declined, Tarrasch |
| 48. M Rayo Gutierrez vs A Sorin |
| 0-1 | 31 | 1991 | San Sebastian Open | A02 Bird's Opening |
| 49. A Sorin vs R Vasquez Schroeder |
| 0-1 | 77 | 1991 | Ibercaja Open | D57 Queen's Gambit Declined, Lasker Defense |
| 50. A Sorin vs P Llanes Luno |
| 1-0 | 31 | 1991 | Ibercaja Open | E73 King's Indian |
Kibitzing
