5 games · 2013–2025 · 5 classical · 0 online
De la Riva Aguado 04 draws1 Efimov
40.0% for De la Riva Aguado
Openings between them
| A81 | Dutch Defense: Semi-Leningrad Variation | 1 | 0.0% |
| A89 | Dutch Defense: Leningrad Variation, Matulovic Variation | 1 | 50.0% |
| B33 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | 1 | 50.0% |
| B40 | Sicilian Defense: French Variation, Westerinen Attack | 1 | 50.0% |
| C92 | Ruy Lopez: Closed, Flohr System | 1 | 50.0% |
All games
| De la Riva Aguado, O2439 | ½-½ | Efimov, Ig2331 | TCh-Euro Small Nations | 2025 |
| Efimov, Ig2397 | 1-0 | De la Riva Aguado, O2482 | TCh-Euro Small Nations | 2017 |
| De la Riva Aguado, O2507 | ½-½ | Efimov, Ig2398 | 4th TchEuro Small Nation | 2015 |
| Efimov, Ig2395 | ½-½ | De la Riva Aguado, O2529 | ch-Europe Small Nations zt 1.10 2014 | 2014 |
| Efimov, Ig2385 | ½-½ | De la Riva Aguado, O2531 | European Small Nation Teams 2013 | 2013 |