CChessStats

European Union Youth Championship 2025 - U14

Open SwissStandard

28 players participated in this 9-round tournament, held from 19 Aug 2025 to 27 Aug 2025 in Roznov pod Radhostem, Czech Republic. 6 titled players from 8 federations. Top 10 Elo average was 1945, and top seed was Andrii Diachek (🇵🇱 POL, FM, 2223).

Andrii Diachek (🇵🇱 POL, FM, 2223) won with 7.0/9, ahead of Vlad Petroff (6.5) and Simon Matejka (6.0). Diachek won solo starting round 7.

The biggest upset came in round 7: Daniel Belocky (1683) beat Boris Pogorelskiy (1978), a +295-point gap.

Location
🇨🇿Roznov pod Radhostem, Czech Republic
Dates
19 Aug 2025 → 27 Aug 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇵🇱FMAndrii Diachek2223
Avg top 10
1,945
Participants
28
Titled players · 6
FM×3
CM×1
WFM×1
WCM×1
Federations · 8 represented
🇨🇿Czech Republic×11
🇸🇰Slovakia×7
🇵🇱Poland×3
🇷🇴Romania×2
🇩🇪Germany×2
🇪🇪Estonia×1
🇨🇾Cyprus×1
🇭🇺Hungary×1
Top 3

How it unfolded

Top 6 · 9 rounds

FM Andrii Diachek led from R7; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R7.

Co-leaders
12
5
6
2
4
2
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9
R7–R9 · LEAD HELD

FM Andrii Diachek held the sole lead from R7 through R9 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

FM Andrii Diachek drew with FM Vlad Petroff (Black).

R1–R9 · UNBEATEN

FM Andrii Diachek went unbeaten across 9 games (R1–R9).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1FMAndrii Diachek*
½
1
1
2FMVlad Petroff
½
*
½
1
3Daniel Belocky
0
½
*
4Tobias Komarek
0
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Diachek, AndriiFM2223POL+6N+8B=5N+9B=2N+3B+4N=11B=7N7.046.551.540.002145-24.0
2Petroff, VladFM2081ROU+25B+14N=3B+4N=1B5N+15B=6N+9B6.545.048.032.502044-2.3
3Matejka, SimonCM1950SVK+24N+7B=2N=5B+8N1N+16B=4B=6N6.047.050.030.751992+24.4
4Komarek, Tobias1897CZE=10N+17B+11N2B+9N+7B1B=3N+5N6.046.050.531.502005+56.0
5Pogorelskiy, Boris1978CZE+20N+18B=1B=3N+7N+2B6B+10N4B6.046.050.031.501959+1.1
6Belocky, Daniel1683CZE1B+26N=8N+20B=10N+24B+5N=2B=3B6.043.045.026.501938+105.3
7Hujova, Tess1709CZE+28B3N+21B+12N5B4N+19B+13N=1B5.543.044.022.501846+54.0
8Rzadkowska, KajaWFM1878POL+26B1N=6B+13N3B12N+24N+16B+14N5.541.043.022.001846-10.0
9Bundan, EdwardFM1976GER+12B=15N+16B1N4B+10B=11N+18B2N5.043.547.523.251882-36.8
10Malureanu, Andrei1585ROU=4B+13N=15B=16N=6B9N+12B5B+18N5.042.046.024.501839+107.6
11Migalko, Dmitriy1916CZE+21B16N4B+19N+12B=15N=9B=1N=17B5.040.544.523.501801-42.2
12Amvrosiadis, Themistoklis1625CYP9N+22B+18N7B11N+8B10N+24B+19B5.038.041.020.501751+52.8
13Debowska, OlgaWCM1783POL=17N10B+19N8B+23N=18B+14N7B+22N5.037.040.520.251641-56.4
14Bolla, Zsofia1772HUN+19B2B24N+17B+21N=16N13B+15N8B4.538.541.519.251714-27.2
15Janouskova, Eliska1748CZE+22N=9B=10N=24B=18N=11B2N14B+23N4.537.540.518.501726-11.2
16Mojzisova, Barbora1740CZE+27N+11B9N=10B=24N=14B3N8N+25B4.537.039.016.251754+3.6
17Myronova, Sofia1496CZE=13B4N+23B14N=20N+21B18N+27B=11N4.536.038.016.501658+45.6
18Plechacek, Matej1741CZE+23B5N12B+27N=15B=13N+17B9N10B4.038.540.514.751584-59.6
19Jenikova, Sabina1491CZE14N+25N13B11B+22N+20B7N+26B12N4.036.038.013.001629+58.8
20Polackova, Eva1640SVK5B=23N+25B6N=17B19N+28N22B+27N4.033.034.010.001436-65.6
21Chmelikova, Julia1590SVK11N+27B7N+22B14B17N+23N25B+28B4.032.033.010.501397-56.8
22Kubalova, Nikol1453CZE15B12N+28B21N19B+25N+26B+20N13B4.031.532.510.001544+30.0
23Arndt, Alex0GER18N=20B17N+26B13B+27N21B+28N15B3.530.031.07.0014120.0
24Kostov, Rubin1621SVK3B+28N+14B=15N=16B6N8B12N26N3.038.039.010.001543-34.4
25Stricova, Julia Nela1675SVK2N19B20N+28B26N22B+27B+21N16N3.031.032.07.001332-116.4
26Voronova, Anastassia1502EST8N6B27N23N+25B28B22N19N+24B2.031.032.06.001508-1.2
27Kozakova, Tatiana0SVK16B21N+26B18B+28N23B25N17N20B2.029.530.53.0013160.0
28Sutarik, Andrej0SVK7N24B22N25N27B+26N20B23B21N1.029.031.02.0012890.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets