CChessStats

SPb G13 Championship Semifinal 2025

Open SwissStandard

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.

Location
🇷🇺St. Petersburg, Russia
Dates
29 Oct 2025 → 01 Nov 2025
Time control
Standard: All Moves in 57 Min. Incr. 3 Sec. / /
System
Swiss · 8 rounds
Top seed
Avg top 10
1,498
Participants
31
Federations · 2 represented
🇷🇺Russia×23
FIDE (no federation)×1
Top 3

How it unfolded

Top 6 · 8 rounds

Valeriya 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.

Co-leaders
12
3
1
2
1
1
1
1
2468R1R2R3R4R5R6R7R8Tretyakova takes lead
R5 · LEADER CHANGE31 Oct

Valeriya Tretyakova takes the sole lead (4.5/5).

R7 · HEAD-TO-HEAD · WINNER VS 2ND

Valeriya Tretyakova drew with Varvara Ilyina (Black).

WIN STREAKS · 2 top finishers

Valeriya Tretyakova 5 wins (R2–R6)Elizaveta Kovaleva 4 wins (R5–R8)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8PtsBu C1BuSBPerfΔ
1Tretyakova, Valeriya1436FID=6N+17B+12N+7B+14B+4N=2N+5B7.035.039.033.501846+64.0
2Ilyina, Varvara1544RUS=16B+15N=10B+3N=5B+14N=1B+11N6.035.039.028.751622+24.4
3Kovaleva, Elizaveta0RUS+31B=5N=4N2B+24N+7B+13N+12B6.033.533.522.2515230.0
4Palamarchuk, Varvara St1545RUS+28B=9N=3B+22N+11B1B=6N+10N5.535.537.522.501494-7.6
5Burakova, Ekaterina1494RUS+24N=3B=6N+12B=2N=13B+9N1N5.038.041.023.251528+10.4
6Syedina, Olesya0RUS=1B+16N=5B=11N+15B=10N=4B=7N5.035.539.523.7515140.0
7Kolesnikova, Polina Vas0RUS=15B+8N+26B1N+16B3N+14B=6B5.035.037.520.0015080.0
8Lyan, Sofiya Aleks1510RUS=17N7B=28B+23N+18N=12B=10B+19N5.029.531.519.001634+25.6
9Kulikova, Elizaveta1520RUS+25N=4B14N=28B+20N+22N5B+21B5.029.031.018.251213-42.8
10Nikiforova, Mariya Aleks1440RUS+29N=14B=2N+18B=13N=6B=8N4B4.534.036.018.251503+20.8
11Ishkova, Vladislava0RUS+19B+18N13N=6B4N+17B+24N2B4.533.036.017.5014900.0
12Anfimova, Uliana0RUS+?B+26N1B5N+25B=8N+15B3N4.532.532.512.0014120.0
13Voronkova, Ekaterina1540RUS+23B+22N+11B14N=10B=5N3B=15N4.531.535.018.251369-38.4
14Shelepkova, Vera1436RUS+20B=10N+9B+13B1N2B7N=16N4.036.040.017.751510+20.0
15Keshishyan, Vlada1471RUS=7N2B+17N+24B6N+16B12N=13B4.033.036.015.751494+4.0
16Cheban, Yana0RUS=2N6B+30N+19B7N15N+26B=14B4.030.532.513.5014710.0
17Fedenko, Elizaveta1417RUS=8B1N15B+31N+27B11N=18N+24B4.030.030.010.0013020.0
18Oparicheva, Emilia1463RUS+30B11B+21N10N8B=19N=17B+29N4.028.030.012.001259-42.4
19Dobronravova, Vasilisa1453RUS11N=30B+29N16N+26B=18B+20N8B4.026.028.011.501292-16.0
20Kondratieva, Kseniya Aleks0RUS14N+29B22B+21N9B+25N19B+26N4.026.028.011.506630.0
21Pakhomova, Lidiya0RUS26B+?N18B20B+23N+27N+22B9N4.025.025.09.506830.0
22Chirva, Daria0RUS+27N13B+20N4B+28N9B21N=23B3.529.031.010.257280.0
23FIDE 540010112013N+27B24N8B21B+31N+25B=22N3.525.525.57.257240.0
24FIDE 5589414305B+31N+23B15N3B+28N11B17N3.029.029.05.506540.0
25Akulova, Alina E0RUS9B28N+31B+30N12N20B23N+27B3.023.523.54.507030.0
26FIDE 5400004000+21N12B7N=27B19N+?B16N20B2.528.028.05.256500.0
27FIDE 55873901022B23N+?B=26N17N21B+30B25N2.522.522.53.256130.0
28Pilipovich, Albina0RUS4N+25B=8N=9N22B24BFF2.027.027.08.0013920.0
29FIDE 522089470010B20N19B?N+31B+30NF18B2.020.520.52.006510.0
30FIDE 540072169018N=19N16B25B=?N29B27N+31N2.019.519.52.0012640.0
31FIDE 54008618603N24B25N17B29N23B?N30B0.023.523.50.006130.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets