10 games · 2015–2025 · 3 classical · 6 online
Bluebaum 34 draws3 Kovalenko
50.0% for Bluebaum
Openings between them
| D17 | Slav Defense: Czech Variation, Krause Attack | 2 | 25.0% |
| E42 | Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation | 2 | 75.0% |
| A30 | English Opening: Symmetrical Variation, Hedgehog Defense | 1 | 50.0% |
| C11 | French Defense: Classical Variation, Delayed Exchange Variation | 1 | 50.0% |
| D05 | Rubinstein Opening: Semi-Slav Defense | 1 | 0.0% |
| D31 | Queen's Gambit Declined: Queen's Knight Variation | 1 | 100.0% |
| E46 | Nimzo-Indian Defense: Normal Variation | 1 | 100.0% |
| E47 | Nimzo-Indian Defense: Normal Variation | 1 | 0.0% |
All games
| Bluebaum, M2660 | ½-½ | Kovalenko, I2676 | 61st Rubinstein ALREH | 2025 |
| Kovalenko, I2676 | ½-½ | Bluebaum, M2662 | Titled Tue 22nd Apr Early | 2025 |
| Bluebaum, M2647 | 1-0 | Kovalenko, I2674 | Titled Tue 25th Jun Late | 2024 |
| Kovalenko, I2674 | 1-0 | Bluebaum, M2670 | chess.com SpeedChess Q2Sw | 2023 |
| Bluebaum, M2670 | ½-½ | Kovalenko, I2674 | Titled Tue 15th Aug Early | 2023 |
| Kovalenko, I2674 | 0-1 | Bluebaum, M2669 | Titled Tue 30th May Early | 2023 |
| Bluebaum, M2641 | 0-1 | Kovalenko, I2647 | Bundesliga 2019-20 | 2021 |
| Bluebaum, M2670 | 1-0 | Kovalenko, I2643 | Titled Tuesday 29th Dec | 2020 |
| Kovalenko, I2644 | ½-½ | Bluebaum, M2633 | TCh-FRA Top 12 2016 | 2016 |
| Kovalenko, I2700 | 1-0 | Bluebaum, M2588 | World Blitz 2015 | 2015 |