Black Sea Knights U20 - 2nd ed.
Open SwissStandard
41 players participated in this 7-round tournament, held from 29 Oct 2025 to 02 Nov 2025 in Navodari, Romania. 1 titled players from 3 federations. Top 10 Elo average was 1824, and top seed was Teodor-Mihnea Voicu (🇷🇴 ROU, CM, 2182).
Teodor-Mihnea Voicu (🇷🇴 ROU, CM, 2182) won with 7.0/7, ahead of Alexandra Grebeniuc (5.5) and George-Ciprian Cernencu (5.0). Voicu won solo starting round 4.
The biggest upset came in round 1: Serhii Buzhatskiy (1572) beat Daniel-Alexandru Dobre (1918), a +346-point gap.
Location
🇷🇴Navodari, Romania
Dates
29 Oct 2025 → 02 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Titled players · 1
CM×1
Federations · 3 represented
🇷🇴Romania×29
🇺🇦Ukraine×8
🇲🇩Moldova×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsCM Teodor-Mihnea Voicu led from R4; +1.5-point edge over the runner-up.
Co-leaders
19
8
3
1
1
1
1
R4–R7 · LEAD HELD
CM Teodor-Mihnea Voicu never relinquished the lead after R4; final gap +1.5 over the runner-up.
R4 · HEAD-TO-HEAD · WINNER VS 2ND
CM Teodor-Mihnea Voicu beat Alexandra Grebeniuc (Black).
WIN STREAKS · 2 top finishers
CM Teodor-Mihnea Voicu 7 wins (R1–R7)Alexandra Grebeniuc 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1CMTeodor-Mihnea Voicu | * | 1 | — | 1 |
| 2Alexandra Grebeniuc | 0 | * | ½ | — |
| 3Daniel-Alexandru Dobre | — | ½ | * | — |
| 4George-Ciprian Cernencu | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Voicu, Teodor-MihneaCM | 2182 | ROU | +11B | +16N | +4B | +2N | +10B | +3N | +7B | 7.0 | 28.0 | 32.0 | 32.00 | 2611 | +13.8 |
| 2 | Grebeniuc, Alexandra | 1878 | MDA | +26B | +14N | +8B | −1B | +9N | =6N | +4B | 5.5 | 30.0 | 33.0 | 23.50 | 1985 | +38.8 |
| 3 | Cernencu, George-Ciprian | 1839 | ROU | +27N | +31B | −13N | +5B | +8N | −1B | +10N | 5.0 | 27.5 | 30.5 | 19.50 | 1881 | +17.6 |
| 4 | Simulescu, Andrei | 1717 | ROU | +30N | +24B | −1N | +20B | +17N | +13B | −2N | 5.0 | 27.5 | 30.5 | 18.00 | 1852 | +40.0 |
| 5 | Buzhatskiy, Serhii | 1572 | UKR | +6B | =12B | +7N | −3N | +14B | =10N | +15B | 5.0 | 26.5 | 30.5 | 21.50 | 1915 | +124.0 |
| 6 | Dobre, Daniel-Alexandru | 1918 | ROU | −5N | +22B | =12N | +27B | +21N | =2B | +13N | 5.0 | 25.5 | 28.5 | 18.75 | 1802 | -13.8 |
| 7 | Gherghe, David | 1828 | ROU | +32B | =17N | −5B | +11N | +26B | +12N | −1N | 4.5 | 27.0 | 30.0 | 16.00 | 1760 | -10.0 |
| 8 | Toma, Maria C. | 1677 | ROU | +28N | +20B | −2N | +25B | −3B | =24N | +22B | 4.5 | 24.5 | 27.5 | 15.25 | 1686 | +6.0 |
| 9 | Chilibiiskyi, Daniil | 1645 | UKR | +23B | +36N | =10B | =17N | −2B | =11N | +24B | 4.5 | 24.5 | 25.5 | 14.00 | 1680 | +8.8 |
| 10 | Tuzlaru, Darius-Mihai | 1760 | ROU | +19N | +21B | =9N | +13B | −1N | =5B | −3B | 4.0 | 29.5 | 33.0 | 16.25 | 1770 | -0.4 |
| 11 | Apostolakii, Iryna | 1584 | UKR | −1N | +23B | +31N | −7B | +20N | =9B | =12B | 4.0 | 27.0 | 30.0 | 14.25 | 1678 | +9.8 |
| 12 | Hurmuzache, Mihnea | 1692 | ROU | +22B | =5N | =6B | =14N | +18B | −7B | =11N | 4.0 | 26.5 | 30.0 | 16.50 | 1667 | -5.6 |
| 13 | Cervis, Jean-Mihai | 1751 | ROU | +33B | +25N | +3B | −10N | +15B | −4N | −6B | 4.0 | 26.5 | 29.0 | 15.00 | 1743 | +0.7 |
| 14 | Balan, Vladimir | 1637 | ROU | +40N | −2B | +29N | =12B | −5N | +27B | =18N | 4.0 | 24.5 | 24.5 | 10.00 | 1572 | -16.0 |
| 15 | Curca, Maria-Magdalena | 1642 | ROU | −20N | +28B | +19N | +24B | −13N | +17B | −5N | 4.0 | 24.0 | 27.0 | 14.50 | 1693 | +22.0 |
| 16 | Aichimoaie, Alexandru | 1640 | ROU | +34B | −1B | −20N | +23N | =19B | =26N | +28B | 4.0 | 24.0 | 26.5 | 12.50 | 1653 | 0.0 |
| 17 | Demirov, Mykhailo | 1605 | UKR | +29N | =7B | +37N | =9B | −4B | −15N | +26B | 4.0 | 24.0 | 25.0 | 11.50 | 1595 | -0.8 |
| 18 | Anghel, Robert | 0 | ROU | −21N | =30B | +34B | +33N | −12N | +25B | =14B | 4.0 | 20.5 | 23.0 | 12.00 | 1588 | -8.8 |
| 19 | Radu, Matei-Ionut | 1475 | ROU | −10B | +39N | −15B | +38N | =16N | =21B | +30N | 4.0 | 19.5 | 20.5 | 8.75 | 1541 | +14.8 |
| 20 | Balan, Anastasia | 0 | ROU | +15B | −8N | +16B | −4N | −11B | =33N | +34B | 3.5 | 24.0 | 26.5 | 11.75 | 1582 | 0.0 |
| 21 | Lupu, Mircea-Ovidiu | 1588 | ROU | +18B | −10N | =26B | +37N | −6B | =19N | =23B | 3.5 | 23.5 | 24.5 | 10.25 | 1478 | -24.8 |
| 22 | Draghici, Alexandru-Denis | 1440 | ROU | −12N | −6N | +40B | +29B | =25N | +32B | −8N | 3.5 | 23.0 | 23.0 | 7.75 | 1504 | +5.6 |
| 23 | Moraru, Stefan-Robert | 1400 | ROU | −9N | −11N | +32B | −16B | +29N | +37B | =21N | 3.5 | 22.0 | 23.0 | 8.75 | 1437 | -45.2 |
| 24 | Dospin, Nicola-Diana | 1585 | ROU | +38B | −4N | +36B | −15N | +28B | =8B | −9N | 3.5 | 22.0 | 23.0 | 7.25 | 1469 | -29.6 |
| 25 | Khotomlianskyi, Andrii | 1586 | UKR | +35N | −13B | +38N | −8N | =22B | −18N | +33B | 3.5 | 20.5 | 21.5 | 7.25 | 1486 | -21.2 |
| 26 | Zadacencu, Sergiu | 1525 | ROU | −2N | +40B | =21N | +30B | −7N | =16B | −17N | 3.0 | 24.5 | 24.5 | 6.75 | 1537 | -0.4 |
| 27 | Kozlov, Illia | 1491 | UKR | −3B | =34N | +33B | −6N | +37B | −14N | =31B | 3.0 | 22.0 | 23.0 | 6.25 | 1512 | -4.4 |
| 28 | Vasile, Felix-Andrei | 1434 | ROU | −8B | −15N | +39B | +36N | −24N | +35B | −16N | 3.0 | 19.0 | 20.0 | 4.00 | 830 | -39.2 |
| 29 | Budei, Viacheslav | 0 | ROU | −17B | +32N | −14B | −22N | −23B | +40N | +37N | 3.0 | 19.0 | 19.0 | 4.00 | 1348 | 0.0 |
| 30 | Roman, Emanuel | 1443 | ROU | −4B | =18N | +41B | −26N | =35B | +36N | −19B | 3.0 | 19.0 | 19.0 | 4.00 | 771 | -40.4 |
| 31 | Radu, Silviu Cristian | 1610 | ROU | +39B | −3N | −11B | =35N | +34B | F | =27N | 3.0 | 17.5 | 17.5 | 6.00 | 1503 | -25.2 |
| 32 | Paun, David | 1482 | ROU | −7N | −29B | −23N | +40B | +38B | −22N | +36B | 3.0 | 16.5 | 16.5 | 2.00 | 846 | -24.4 |
| 33 | Gulimanescu, Iulian-Stefan | 1447 | ROU | −13N | +35B | −27N | −18B | +39N | =20B | −25N | 2.5 | 20.0 | 21.0 | 4.75 | 811 | 0.0 |
| 34 | Ciochina, Rares-Gabriel | 0 | ROU | −16N | =27B | −18N | +41B | −31N | +39B | −20N | 2.5 | 18.5 | 18.5 | 2.50 | 1312 | -16.0 |
| 35 | Butenko, Varvara | 0 | UKR | −25B | −33N | F | =31B | =30N | −28N | +38B | 2.0 | 16.0 | 16.0 | 4.00 | 1254 | 0.0 |
| 36 | Shymkov, Vladyslav | 0 | UKR | F | −9B | −24N | −28B | +41N | −30B | −32N | 1.0 | 17.0 | 17.0 | 0.00 | 715 | 0.0 |
| 37 | FIDE 42253373 | 0 | — | F | +41N | −17B | −21B | −27N | −23N | −29B | 1.0 | 17.0 | 17.0 | 0.00 | 761 | 0.0 |
| 38 | FIDE 529014344 | 0 | — | −24N | F | −25B | −19B | −32N | +41B | −35N | 1.0 | 16.0 | 16.0 | 0.00 | 727 | 0.0 |
| 39 | Cernencu, Alexandra-Iris | 0 | ROU | −31N | −19B | −28N | F | −33B | −34N | +40B | 1.0 | 15.0 | 15.0 | 0.00 | 671 | 0.0 |
| 40 | Brazhenko, Olha | 0 | ROU | −14B | −26N | −22N | −32N | F | −29B | −39N | 0.0 | 17.5 | 17.5 | 0.00 | 723 | 0.0 |
| 41 | FIDE 42253411 | 0 | — | F | −37B | −30N | −34N | −36B | −38N | F | 0.0 | 8.5 | 8.5 | 0.00 | 638 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Buzhatskiy, SerhiiUKR+124.05.0 pts · #5
- 2Simulescu, AndreiROU+40.05.0 pts · #10
- 3Grebeniuc, AlexandraMDA+38.85.5 pts · #2
Top rating losers
- 1Moraru, Stefan-RobertROU-45.23.5 pts · #25
- 2Roman, EmanuelROU-40.43.0 pts · #37
- 3Vasile, Felix-AndreiROU-39.23.0 pts · #40
Biggest upsets
- R1+346 Elo gap
- R3+256 Elo gap