SPb G13 Championship Semifinal 2025
31 players participated in this 8-round tournament, held from 29 Oct 2025 to 01 Nov 2025 in St. Petersburg, Russia. 2 federations represented. Top 10 Elo average was 1498, and top seed was Varvara St Palamarchuk (🇷🇺 RUS, 1545).
Valeriya Tretyakova ( FID, 1436) won with 7.0/8, ahead of Varvara Ilyina (6.0) and Elizaveta Kovaleva (6.0). Tretyakova shared the lead from round 4 and won solo starting round 5.
The biggest upset came in round 6: Valeriya Tretyakova (1436) beat Varvara St Palamarchuk (1545), a +109-point gap.
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How it unfolded
Top 6 · 8 roundsValeriya Tretyakova led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Valeriya Tretyakova takes the sole lead (4.5/5).
Valeriya Tretyakova drew with Varvara Ilyina (Black).
Valeriya Tretyakova 5 wins (R2–R6)Elizaveta Kovaleva 4 wins (R5–R8)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Valeriya Tretyakova | * | ½ | — | 1 |
| 2Varvara Ilyina | ½ | * | 1 | — |
| 3Elizaveta Kovaleva | — | 0 | * | ½ |
| 4Varvara St Palamarchuk | 0 | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tretyakova, Valeriya | 1436 | FID | =6N | +17B | +12N | +7B | +14B | +4N | =2N | +5B | 7.0 | 35.0 | 39.0 | 33.50 | 1846 | +64.0 |
| 2 | Ilyina, Varvara | 1544 | RUS | =16B | +15N | =10B | +3N | =5B | +14N | =1B | +11N | 6.0 | 35.0 | 39.0 | 28.75 | 1622 | +24.4 |
| 3 | Kovaleva, Elizaveta | 0 | RUS | +31B | =5N | =4N | −2B | +24N | +7B | +13N | +12B | 6.0 | 33.5 | 33.5 | 22.25 | 1523 | 0.0 |
| 4 | Palamarchuk, Varvara St | 1545 | RUS | +28B | =9N | =3B | +22N | +11B | −1B | =6N | +10N | 5.5 | 35.5 | 37.5 | 22.50 | 1494 | -7.6 |
| 5 | Burakova, Ekaterina | 1494 | RUS | +24N | =3B | =6N | +12B | =2N | =13B | +9N | −1N | 5.0 | 38.0 | 41.0 | 23.25 | 1528 | +10.4 |
| 6 | Syedina, Olesya | 0 | RUS | =1B | +16N | =5B | =11N | +15B | =10N | =4B | =7N | 5.0 | 35.5 | 39.5 | 23.75 | 1514 | 0.0 |
| 7 | Kolesnikova, Polina Vas | 0 | RUS | =15B | +8N | +26B | −1N | +16B | −3N | +14B | =6B | 5.0 | 35.0 | 37.5 | 20.00 | 1508 | 0.0 |
| 8 | Lyan, Sofiya Aleks | 1510 | RUS | =17N | −7B | =28B | +23N | +18N | =12B | =10B | +19N | 5.0 | 29.5 | 31.5 | 19.00 | 1634 | +25.6 |
| 9 | Kulikova, Elizaveta | 1520 | RUS | +25N | =4B | −14N | =28B | +20N | +22N | −5B | +21B | 5.0 | 29.0 | 31.0 | 18.25 | 1213 | -42.8 |
| 10 | Nikiforova, Mariya Aleks | 1440 | RUS | +29N | =14B | =2N | +18B | =13N | =6B | =8N | −4B | 4.5 | 34.0 | 36.0 | 18.25 | 1503 | +20.8 |
| 11 | Ishkova, Vladislava | 0 | RUS | +19B | +18N | −13N | =6B | −4N | +17B | +24N | −2B | 4.5 | 33.0 | 36.0 | 17.50 | 1490 | 0.0 |
| 12 | Anfimova, Uliana | 0 | RUS | +?B | +26N | −1B | −5N | +25B | =8N | +15B | −3N | 4.5 | 32.5 | 32.5 | 12.00 | 1412 | 0.0 |
| 13 | Voronkova, Ekaterina | 1540 | RUS | +23B | +22N | +11B | −14N | =10B | =5N | −3B | =15N | 4.5 | 31.5 | 35.0 | 18.25 | 1369 | -38.4 |
| 14 | Shelepkova, Vera | 1436 | RUS | +20B | =10N | +9B | +13B | −1N | −2B | −7N | =16N | 4.0 | 36.0 | 40.0 | 17.75 | 1510 | +20.0 |
| 15 | Keshishyan, Vlada | 1471 | RUS | =7N | −2B | +17N | +24B | −6N | +16B | −12N | =13B | 4.0 | 33.0 | 36.0 | 15.75 | 1494 | +4.0 |
| 16 | Cheban, Yana | 0 | RUS | =2N | −6B | +30N | +19B | −7N | −15N | +26B | =14B | 4.0 | 30.5 | 32.5 | 13.50 | 1471 | 0.0 |
| 17 | Fedenko, Elizaveta | 1417 | RUS | =8B | −1N | −15B | +31N | +27B | −11N | =18N | +24B | 4.0 | 30.0 | 30.0 | 10.00 | 1302 | 0.0 |
| 18 | Oparicheva, Emilia | 1463 | RUS | +30B | −11B | +21N | −10N | −8B | =19N | =17B | +29N | 4.0 | 28.0 | 30.0 | 12.00 | 1259 | -42.4 |
| 19 | Dobronravova, Vasilisa | 1453 | RUS | −11N | =30B | +29N | −16N | +26B | =18B | +20N | −8B | 4.0 | 26.0 | 28.0 | 11.50 | 1292 | -16.0 |
| 20 | Kondratieva, Kseniya Aleks | 0 | RUS | −14N | +29B | −22B | +21N | −9B | +25N | −19B | +26N | 4.0 | 26.0 | 28.0 | 11.50 | 663 | 0.0 |
| 21 | Pakhomova, Lidiya | 0 | RUS | −26B | +?N | −18B | −20B | +23N | +27N | +22B | −9N | 4.0 | 25.0 | 25.0 | 9.50 | 683 | 0.0 |
| 22 | Chirva, Daria | 0 | RUS | +27N | −13B | +20N | −4B | +28N | −9B | −21N | =23B | 3.5 | 29.0 | 31.0 | 10.25 | 728 | 0.0 |
| 23 | FIDE 540010112 | 0 | — | −13N | +27B | −24N | −8B | −21B | +31N | +25B | =22N | 3.5 | 25.5 | 25.5 | 7.25 | 724 | 0.0 |
| 24 | FIDE 55894143 | 0 | — | −5B | +31N | +23B | −15N | −3B | +28N | −11B | −17N | 3.0 | 29.0 | 29.0 | 5.50 | 654 | 0.0 |
| 25 | Akulova, Alina E | 0 | RUS | −9B | −28N | +31B | +30N | −12N | −20B | −23N | +27B | 3.0 | 23.5 | 23.5 | 4.50 | 703 | 0.0 |
| 26 | FIDE 540000400 | 0 | — | +21N | −12B | −7N | =27B | −19N | +?B | −16N | −20B | 2.5 | 28.0 | 28.0 | 5.25 | 650 | 0.0 |
| 27 | FIDE 55873901 | 0 | — | −22B | −23N | +?B | =26N | −17N | −21B | +30B | −25N | 2.5 | 22.5 | 22.5 | 3.25 | 613 | 0.0 |
| 28 | Pilipovich, Albina | 0 | RUS | −4N | +25B | =8N | =9N | −22B | −24B | F | F | 2.0 | 27.0 | 27.0 | 8.00 | 1392 | 0.0 |
| 29 | FIDE 522089470 | 0 | — | −10B | −20N | −19B | −?N | +31B | +30N | F | −18B | 2.0 | 20.5 | 20.5 | 2.00 | 651 | 0.0 |
| 30 | FIDE 540072169 | 0 | — | −18N | =19N | −16B | −25B | =?N | −29B | −27N | +31N | 2.0 | 19.5 | 19.5 | 2.00 | 1264 | 0.0 |
| 31 | FIDE 540086186 | 0 | — | −3N | −24B | −25N | −17B | −29N | −23B | −?N | −30B | 0.0 | 23.5 | 23.5 | 0.00 | 613 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Tretyakova, ValeriyaFID+64.07.0 pts · #1
- 2Lyan, Sofiya AleksRUS+25.65.0 pts · #4
- 3Ilyina, VarvaraRUS+24.46.0 pts · #2
- 1Kulikova, ElizavetaRUS-42.85.0 pts · #21
- 2Oparicheva, EmiliaRUS-42.44.0 pts · #17
- 3Voronkova, EkaterinaRUS-38.44.5 pts · #12
- R6+109 Elo gap
- R4+104 Elo gap