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
Federations · 1 represented
🇺🇦Ukraine×16
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsTymofii Petrenko led from R4; +1.0-point edge over the runner-up.
Co-leaders
8
2
1
1
1
1
1
1
1
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| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Tymofii Petrenko | * | ½ | 1 | 1 |
| 2Yelisei Ananiev | ½ | * | ½ | 1 |
| 3Oleh Motrenko | 0 | ½ | * | 0 |
| 4Vladyslav Kobets | 0 | 0 | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Petrenko, Tymofii | 1761 | UKR | +16N | =2B | +9N | +4N | +3B | +5B | =7N | +6N | +11B | 8.0 | 42.5 | 43.0 | 37.25 | 1752 | -0.8 |
| 2 | Ananiev, Yelisei | 0 | UKR | +15B | =1N | =5B | =8N | +6B | =3N | +4N | +10B | +9B | 7.0 | 44.0 | 44.5 | 32.25 | 1706 | +42.8 |
| 3 | Motrenko, Oleh | 0 | UKR | +6B | +7N | −4B | +11N | −1N | =2B | +8B | +5N | +10N | 6.5 | 44.5 | 48.0 | 30.50 | 1642 | 0.0 |
| 4 | Kobets, Vladyslav | 0 | UKR | +11N | +10B | +3N | −1B | −5N | +8N | −2B | +7B | +14N | 6.0 | 43.5 | 45.5 | 25.00 | 1580 | 0.0 |
| 5 | Klimenko, Nikita | 0 | UKR | +8B | =9B | =2N | +6N | +4B | −1N | +11B | −3B | =7N | 5.5 | 46.0 | 49.5 | 27.00 | 1667 | +21.2 |
| 6 | Maslak, Artem | 1412 | UKR | −3N | +14B | +16N | −5B | −2N | +15B | +13N | −1B | +12N | 5.0 | 34.5 | 35.0 | 8.00 | 835 | -27.6 |
| 7 | Shcherbak, Kyrylo | 1484 | UKR | +14N | −3B | =11N | −9B | +12B | +10N | =1B | −4N | =5B | 4.5 | 40.5 | 42.5 | 17.00 | 1686 | +41.6 |
| 8 | Strelets, Oleksandr | 1527 | UKR | −5N | +12B | +10N | =2B | +9N | −4B | −3N | −11N | +15B | 4.5 | 39.5 | 40.0 | 15.00 | 1449 | -18.0 |
| 9 | Chernov, Hlib | 1571 | UKR | +12B | =5N | −1B | +7N | −8B | −11B | +14N | +13B | −2N | 4.5 | 38.0 | 40.0 | 14.25 | 1380 | 0.0 |
| 10 | Blazhko, Andrii | 1479 | UKR | +13B | −4N | −8B | +12N | +14B | −7B | +15N | −2N | −3B | 4.0 | 35.5 | 36.0 | 7.50 | 719 | -54.0 |
| 11 | Podolian, Mykhailo | 1518 | UKR | −4B | +13N | =7B | −3B | F | +9N | −5N | +8B | −1N | 3.5 | 42.0 | 42.5 | 13.75 | 1506 | -5.2 |
| 12 | Khorolskyi, Mykhailo | 0 | UKR | −9N | −8N | +15B | −10B | −7N | =13N | F | +14B | −6B | 2.5 | 27.5 | 27.5 | 3.75 | 677 | 0.0 |
| 13 | Lakhno, Yehor | 0 | UKR | −10N | −11B | −14N | +16B | +15N | =12B | −6B | −9N | F | 2.5 | 22.5 | 22.5 | 2.25 | 672 | 0.0 |
| 14 | Konyshev, Oleksandr | 0 | UKR | −7B | −6N | +13B | +15N | −10N | F | −9B | −12N | −4B | 2.0 | 29.5 | 30.0 | 3.00 | 660 | 0.0 |
| 15 | Nekipielov, Serhii | 0 | UKR | −2N | =16B | −12N | −14B | −13B | −6N | −10B | F | −8N | 0.5 | 28.0 | 28.0 | 0.25 | 692 | 0.0 |
| 16 | Baklanov, Mykhailo | 0 | UKR | −1B | =15N | −6B | −13N | F | F | F | F | F | 0.5 | 21.5 | 21.5 | 0.25 | 788 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Ananiev, YeliseiUKR+42.87.0 pts · #5
- 2Shcherbak, KyryloUKR+41.64.5 pts · #6
- 3Klimenko, NikitaUKR+21.25.5 pts · #4
Top rating losers
- 1Blazhko, AndriiUKR-54.04.0 pts · #11
- 2Maslak, ArtemUKR-27.65.0 pts · #15
- 3Strelets, OleksandrUKR-18.04.5 pts · #8