Ufa Defender of the Fatherland Day
Open SwissStandard
11 players participated in this 7-round tournament, held from 21 Feb 2026 to 23 Feb 2026 in Ufa, Russia. 3 federations represented. Top 10 Elo average was 963, and top seed was Yevgeniy Antontsev (🇰🇿 KAZ, 1795).
Yevgeniy Antontsev (🇰🇿 KAZ, 1795) won with 5.5/7, ahead of Arslan Mirzazanov (5.0) and Reana Kinzyabulatova (4.5). Antontsev took the lead from round 4.
Location
🇷🇺Ufa, Russia
Dates
21 Feb 2026 → 23 Feb 2026
Time control
Standard: All Moves in 55 Min. Incr. 5 Sec. / /
System
Swiss · 7 rounds
Federations · 3 represented
🇷🇺Russia×7
FIDE (no federation)×1
🇰🇿Kazakhstan×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsYevgeniy Antontsev led from R4; +0.5-point edge over the runner-up.
Co-leaders
5
2
1
1
1
1
1
R4 · LEADER CHANGE22 Feb
Yevgeniy Antontsev takes the sole lead (3.5/4).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Yevgeniy Antontsev beat Arslan Mirzazanov (White).
WIN STREAKS · 2 top finishers
Yevgeniy Antontsev 4 wins (R3–R6)Arslan Mirzazanov 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Yevgeniy Antontsev | * | 1 | ½ | 1 |
| 2Arslan Mirzazanov | 0 | * | ½ | 1 |
| 3Ramil Mukhamadiev | ½ | ½ | * | ½ |
| 4Reana Kinzyabulatova | 0 | 0 | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Antontsev, Yevgeniy | 1795 | KAZ | +6B | =4N | +10B | +2B | +3N | +8B | −7N | 5.5 | 22.5 | 24.0 | 18.75 | 1719 | -7.0 |
| 2 | Mirzazanov, Arslan | 1545 | RUS | +8B | +10N | +3B | −1N | +6B | =4N | =5B | 5.0 | 23.5 | 25.0 | 15.50 | 1677 | +28.8 |
| 3 | Kinzyabulatova, Reana | 1574 | FID | +9N | +5B | −2N | =4B | −1B | +6N | +11N | 4.5 | 23.5 | 23.5 | 10.75 | 1485 | -22.0 |
| 4 | Mukhamadiev, Ramil | 1496 | RUS | +11B | =1B | =9N | =3N | +5B | =2B | =8N | 4.5 | 23.0 | 23.0 | 13.25 | 1636 | +9.8 |
| 5 | Valeev, Timur | 0 | RUS | +?B | −3N | +7B | −6N | −4N | +11B | =2N | 3.5 | 20.0 | 20.0 | 5.50 | 1503 | 0.0 |
| 6 | Kolchin, Roland | 1435 | RUS | −1N | +8B | +11N | +5B | −2N | −3B | F | 3.0 | 21.0 | 21.0 | 6.00 | 836 | -33.2 |
| 7 | Baiburin, Dinar | 1786 | RUS | F | F | −5N | F | +9B | +10N | +1B | 3.0 | 12.5 | 12.5 | 9.00 | 2595 | +20.8 |
| 8 | Berdikaev, Murtaza | 0 | RUS | −2N | −6N | F | +9B | +10B | −1N | =4B | 2.5 | 21.5 | 21.5 | 5.75 | 1250 | 0.0 |
| 9 | Sokolova, Sofi | 0 | RUS | −3B | +?N | =4B | −8N | −7N | F | =10B | 2.0 | 16.0 | 16.0 | 3.00 | 1506 | 0.0 |
| 10 | FIDE 570012474 | 0 | — | F | −2B | −1N | +11B | −8N | −7B | =9N | 1.5 | 18.0 | 18.0 | 1.00 | 904 | 0.0 |
| 11 | FIDE 34389245 | 0 | — | −4N | F | −6B | −10N | F | −5N | −3B | 0.0 | 17.0 | 17.0 | 0.00 | 711 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Mirzazanov, ArslanRUS+28.85.0 pts · #2
- 2Baiburin, DinarRUS+20.83.0 pts · #7
- 3Mukhamadiev, RamilRUS+9.84.5 pts · #4
Top rating losers
- 1Kolchin, RolandRUS-33.23.0 pts · #11
- 2Kinzyabulatova, ReanaFID-22.04.5 pts · #6
- 3Antontsev, YevgeniyKAZ-7.05.5 pts · #1