International chess tournament for kids"Shumen 2025", Chess Summer A, under the aegis of BSCF
17 players participated in this 6-round tournament, held from 14 Jun 2025 to 15 Jun 2025 in Shumen, Bulgaria. 2 federations represented. Top 10 Elo average was 471, and top seed was Dimitar D Marinov (🇧🇬 BUL, 1676).
Daniel Tokmachov (🇺🇸 USA, 1527) won with 5.0/6, ahead of Dimitar D Marinov (5.0) and Tsvetan Danev (4.5). Tokmachov won on tie-break after catching the field in the final round.
The biggest upset came in round 4: Daniel Tokmachov (1527) beat Dimitar D Marinov (1676), a +149-point gap.
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How it unfolded
Top 6 · 6 roundsTight race until R6; 2 players tied at 5.0/6, decided on Buchholz.
Tsvetan Danev takes the sole lead (4.5/5).
2 players finish on 5.0/6. Tokmachov takes the title on Buchholz Cut1 (20.0).
Dimitar D Marinov lost to Daniel Tokmachov (Black).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Dimitar D Marinov | * | 0 | 1 | 1 |
| 2Daniel Tokmachov | 1 | * | 0 | — |
| 3Tsvetan Danev | 0 | 1 | * | — |
| 4Teodor Dragiev | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tokmachov, Daniel | 1527 | USA | +14N | +10B | +8N | +2B | −3N | +4B | 5.0 | 20.0 | 21.0 | 16.50 | 1577 | +4.4 |
| 2 | Marinov, Dimitar D | 1676 | BUL | +15B | +12N | +6B | −1N | +10B | +3B | 5.0 | 18.5 | 19.5 | 14.50 | 1507 | -18.0 |
| 3 | Danev, Tsvetan | 1508 | BUL | +11B | +5N | =7B | +13N | +1B | −2N | 4.5 | 20.5 | 22.5 | 15.75 | 1606 | +13.6 |
| 4 | Totev, Dobromir | 0 | BUL | −7B | +?N | +12B | +11N | +6B | −1N | 4.0 | 17.5 | 17.5 | 9.00 | 735 | 0.0 |
| 5 | Tonchev, Mario | 0 | BUL | +17N | −3B | −13N | +15B | +12B | +7N | 4.0 | 13.0 | 13.0 | 6.50 | 678 | 0.0 |
| 6 | Dragiev, Teodor | 0 | BUL | +16B | +?N | −2N | +?B | −4N | +?B | 4.0 | 9.5 | 9.5 | 0.50 | 1558 | 0.0 |
| 7 | Hristov, Georgi | 0 | BUL | +4N | +?B | =3N | −10B | +8N | −5B | 3.5 | 19.0 | 19.0 | 9.75 | 1478 | 0.0 |
| 8 | Stoyanov, Nikolay P. | 0 | BUL | +?B | +?N | −1B | =9N | −7B | +14N | 3.5 | 13.0 | 13.0 | 2.75 | 1488 | 0.0 |
| 9 | Borisov, Samuil | 0 | BUL | −?N | +14B | +16N | =8B | −?N | +?B | 3.5 | 5.0 | 5.0 | 3.25 | 640 | 0.0 |
| 10 | Racheva, Mihaela | 0 | BUL | +?B | −1N | +?B | +7N | −2N | −?B | 3.0 | 13.5 | 13.5 | 3.50 | 1425 | 0.0 |
| 11 | Piseva, Marina | 0 | BUL | −3N | +17B | −?N | −4B | +?N | +13B | 3.0 | 10.5 | 10.5 | 2.00 | 678 | 0.0 |
| 12 | FIDE 2968380 | 0 | — | +13N | −2B | −4N | +?B | −5N | F | 2.0 | 15.0 | 15.0 | 2.00 | 876 | 0.0 |
| 13 | FIDE 2953315 | 0 | — | −12B | +15N | +5B | −3B | −?N | −11N | 2.0 | 14.5 | 14.5 | 5.00 | 678 | 0.0 |
| 14 | FIDE 2956802 | 0 | — | −1B | −9N | =?B | F | =16N | −8B | 1.0 | 12.5 | 12.5 | 0.25 | 735 | 0.0 |
| 15 | Hussein, Barash | 0 | BUL | −2N | −13B | F | −5N | −?B | +17N | 1.0 | 11.0 | 11.0 | 0.00 | 876 | 0.0 |
| 16 | FIDE 2973758 | 0 | — | −6N | F | −9B | −?N | =14B | −?N | 0.5 | 8.5 | 8.5 | 0.50 | 640 | 0.0 |
| 17 | Grozev, Aleksey | 0 | BUL | −5B | −11N | −?B | −?N | F | −15B | 0.0 | 8.0 | 8.0 | 0.00 | 640 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Danev, TsvetanBUL+13.64.5 pts · #3
- 2Tokmachov, DanielUSA+4.45.0 pts · #5
- 3Borisov, SamuilBUL0.03.5 pts · #17
- 1Marinov, Dimitar DBUL-18.05.0 pts · #1
- 2Borisov, SamuilBUL0.03.5 pts · #17
- 3FIDE 29533150.02.0 pts · #8
- R4+149 Elo gap