CChessStats

Semi-finals of the regional championship in chess (Standard) among men in 2025

Open SwissStandard

16 players participated in this 9-round tournament, held from 25 Aug 2025 to 28 Aug 2025 in Poltava, Ukraine. Top 10 Elo average was 1075, and top seed was Tymofii Petrenko (🇺🇦 UKR, 1761).

Tymofii Petrenko (🇺🇦 UKR, 1761) won with 8.0/9, ahead of Yelisei Ananiev (7.0) and Oleh Motrenko (6.5). Petrenko took the lead from round 4.

Location
🇺🇦Poltava, Ukraine
Dates
25 Aug 2025 → 28 Aug 2025
Time control
Standard: 40 minutes for the game with 30 seconds increment from move 1
System
Swiss · 9 rounds
Top seed
🇺🇦Tymofii Petrenko1761
Avg top 10
1,075
Participants
16
Federations · 1 represented
🇺🇦Ukraine×16
Top 3

How it unfolded

Top 6 · 9 rounds

Tymofii Petrenko led from R4; +1.0-point edge over the runner-up.

Co-leaders
8
2
1
1
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9Petrenko takes lead
R4 · LEADER CHANGE26 Sept

Tymofii Petrenko takes the sole lead (3.5/4).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Tymofii Petrenko drew with Yelisei Ananiev (White).

WIN STREAKS · 3 top finishers

Tymofii Petrenko 4 wins (R3–R6)Yelisei Ananiev 3 wins (R7–R9)Oleh Motrenko 3 wins (R7–R9)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Petrenko, Tymofii1761UKR+16N=2B+9N+4N+3B+5B=7N+6N+11B8.042.543.037.251752-0.8
2Ananiev, Yelisei0UKR+15B=1N=5B=8N+6B=3N+4N+10B+9B7.044.044.532.251706+42.8
3Motrenko, Oleh0UKR+6B+7N4B+11N1N=2B+8B+5N+10N6.544.548.030.5016420.0
4Kobets, Vladyslav0UKR+11N+10B+3N1B5N+8N2B+7B+14N6.043.545.525.0015800.0
5Klimenko, Nikita0UKR+8B=9B=2N+6N+4B1N+11B3B=7N5.546.049.527.001667+21.2
6Maslak, Artem1412UKR3N+14B+16N5B2N+15B+13N1B+12N5.034.535.08.00835-27.6
7Shcherbak, Kyrylo1484UKR+14N3B=11N9B+12B+10N=1B4N=5B4.540.542.517.001686+41.6
8Strelets, Oleksandr1527UKR5N+12B+10N=2B+9N4B3N11N+15B4.539.540.015.001449-18.0
9Chernov, Hlib1571UKR+12B=5N1B+7N8B11B+14N+13B2N4.538.040.014.2513800.0
10Blazhko, Andrii1479UKR+13B4N8B+12N+14B7B+15N2N3B4.035.536.07.50719-54.0
11Podolian, Mykhailo1518UKR4B+13N=7B3BF+9N5N+8B1N3.542.042.513.751506-5.2
12Khorolskyi, Mykhailo0UKR9N8N+15B10B7N=13NF+14B6B2.527.527.53.756770.0
13Lakhno, Yehor0UKR10N11B14N+16B+15N=12B6B9NF2.522.522.52.256720.0
14Konyshev, Oleksandr0UKR7B6N+13B+15N10NF9B12N4B2.029.530.03.006600.0
15Nekipielov, Serhii0UKR2N=16B12N14B13B6N10BF8N0.528.028.00.256920.0
16Baklanov, Mykhailo0UKR1B=15N6B13NFFFFF0.521.521.50.257880.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers