| page 1 of 1; 7 games |
 |
 |
| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F Kuijpers vs Portisch |
| 0-1 | 36 |
1964 |
Tel Aviv | C94 Ruy Lopez, Closed, Breyer Defense |
| 2. Petrosian vs Portisch |
| ½-½ | 23 |
1965 |
Hamburg | C94 Ruy Lopez, Closed, Breyer Defense |
| 3. K Langeweg vs Portisch |
| ½-½ | 36 |
1965 |
Beverwijk | C94 Ruy Lopez, Closed, Breyer Defense |
| 4. Gheorghiu vs Portisch |
| 0-1 | 77 |
1969 |
Monaco | C94 Ruy Lopez, Closed, Breyer Defense |
| 5. H Westerinen vs Portisch |
| 0-1 | 50 |
1969 |
Raach | C94 Ruy Lopez, Closed, Breyer Defense |
| 6. Browne vs Portisch |
| 0-1 | 88 |
1972 |
Wijk aan Zee | C94 Ruy Lopez, Closed, Breyer Defense |
| 7. Smejkal vs Portisch |
| ½-½ | 18 |
1972 |
Wijk aan Zee | C94 Ruy Lopez, Closed, Breyer Defense |
|
 | |
Secrets of Opening Surprises
|
|
|
