Replay all 20 chess games from Portorož 1958 Interzonal. This collection follows the event's recorded round order; search by player, opening, or date and download any game as PGN. Read about Portorož 1958 Interzonal →
| ROUND ORDER | PLAYERS | RESULT | MOVES | OPENINGS | ROUND |
|---|---|---|---|---|---|
| 1958.08.05 |
Tal, Mihail
vs
De Greif, Boris
|
1-0 | 29 | English Opening: Anglo-Indian Defense, Hedgehog System | ROUND 1 |
| 1958.08.06 |
De Greif, Boris
vs
Petrosian, Tigran V
|
1/2-1/2 | 30 | King's Indian Defense: Petrosian Variation, Normal Defense | ROUND 2 |
| 1958.08.08 |
Sherwin, James T
vs
De Greif, Boris
|
1-0 | 49 | Old Indian Defense: Tartakower-Indian | ROUND 3 |
| 1958.08.12 |
De Greif, Boris
vs
Szabo, Laszlo
|
0-1 | 39 | Nimzo-Indian Defense: Classical Variation, Berlin Variation | ROUND 5 |
| 1958.08.13 |
Pachman, Ludek
vs
De Greif, Boris
|
1-0 | 42 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | ROUND 6 |
| 1958.08.15 |
De Greif, Boris
vs
Matanovic, Aleksandar
|
1/2-1/2 | 24 | Sicilian Defense: Richter-Rauzer Variation, Classical Variation | ROUND 7 |
| 1958.08.16 |
Filip, Miroslav
vs
De Greif, Boris
|
1-0 | 41 | English Opening | ROUND 8 |
| 1958.08.19 |
De Greif, Boris
vs
Cardoso, Radolfo Tan
|
0-1 | 31 | Sicilian Defense: Najdorf Variation, Amsterdam Variation | ROUND 9 |
| 1958.08.20 |
Gligoric, Svetozar
vs
De Greif, Boris
|
1-0 | 29 | Nimzo-Indian Defense: Rubinstein System, Taimanov Variation | ROUND 10 |
| 1958.08.22 |
De Greif, Boris
vs
Neikirkh, Oleg
|
1/2-1/2 | 15 | Sicilian Defense: Taimanov Variation | ROUND 11 |
| 1958.08.23 |
Fuster, Geza
vs
De Greif, Boris
|
1-0 | 38 | Old Indian Defense: Tartakower-Indian | ROUND 12 |
| 1958.08.27 |
De Greif, Boris
vs
Rossetto, Hector
|
1/2-1/2 | 59 | Zukertort Opening | ROUND 13 |
| 1958.08.28 |
Benko, Pal C
vs
De Greif, Boris
|
1-0 | 42 | King's Indian Defense: Normal Variation | ROUND 14 |
| 1958.08.30 |
De Greif, Boris
vs
Fischer, Robert James
|
0-1 | 35 | Sicilian Defense: Najdorf Variation, Amsterdam Variation | ROUND 15 |
| 1958.09.02 |
Bronstein, David Ionovich
vs
De Greif, Boris
|
1/2-1/2 | 55 | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | ROUND 16 |
| 1958.09.03 |
De Greif, Boris
vs
Averbakh, Yuri L
|
1/2-1/2 | 45 | Queen's Gambit Declined: Semi-Tarrasch Defense | ROUND 17 |
| 1958.09.04 |
Larsen, Bent
vs
De Greif, Boris
|
0-1 | 66 | Bird Opening | ROUND 18 |
| 1958.09.06 |
De Greif, Boris
vs
Sanguineti, Raul
|
0-1 | 44 | English Opening: Symmetrical Variation | ROUND 19 |
| 1958.09.07 |
Panno, Oscar
vs
De Greif, Boris
|
1/2-1/2 | 22 | Nimzo-Indian Defense: Sämisch Variation | ROUND 20 |
| 1958.09.10 |
De Greif, Boris
vs
Olafsson, Fridrik
|
0-1 | 52 | Nimzo-Indian Defense: St. Petersburg Variation | ROUND 21 |