Chessence Premium Tournament No. 14 Group A
Open SwissStandard
10 players participated in this 5-round tournament, held from 05 Dec 2025 to 07 Dec 2025 in Willingen, Germany. 3 federations represented. Top 10 Elo average was 1588, and top seed was Holger Kaesemann (🇩🇪 GER, 1824).
Justin Schenkelberg (🇩🇪 GER, 1713) won with 3.5/5, ahead of Patrik Zoller (3.0) and Sebastian Arnold (3.0). Schenkelberg took the lead from round 4.
The biggest upset came in round 3: Markus Schulz (1689) beat Holger Kaesemann (1824), a +135-point gap.
Location
🇩🇪Willingen, Germany
Dates
05 Dec 2025 → 07 Dec 2025
Time control
Standard: 90 minutes for first 40 moves and 15 min. for the rest of the game with 30 sec. increment from move 1
System
Swiss · 5 rounds
Federations · 3 represented
🇩🇪Germany×8
🇧🇪Belgium×1
🇨🇭Switzerland×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsJustin Schenkelberg led from R4; +0.5-point edge over the runner-up.
Co-leaders
4
1
1
1
1
R3 · LEADER CHANGE06 Dec
Sebastian Arnold takes the sole lead (2.5/3).
R1 · HEAD-TO-HEAD · WINNER VS 2ND
Justin Schenkelberg drew with Udo Schneider (White).
R1–R5 · UNBEATEN
Justin Schenkelberg went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Justin Schenkelberg | * | ½ | 1 | ½ |
| 2Udo Schneider | ½ | * | — | ½ |
| 3Marcus Fischer | 0 | — | * | — |
| 4Patrik Zoller | ½ | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Schenkelberg, Justin | 1713 | GER | =5B | =7N | +4B | +3B | =2N | 3.5 | 12.0 | 14.5 | 10.25 | 1859 | +15.6 |
| 2 | Zoller, Patrik | 1731 | SUI | +8N | +6B | −3N | =5B | =1B | 3.0 | 12.0 | 14.0 | 7.75 | 1845 | +16.2 |
| 3 | Arnold, Sebastian | 1735 | GER | +10B | =4N | +2B | −1N | =6B | 3.0 | 12.0 | 13.0 | 6.75 | 1859 | +26.0 |
| 4 | Fischer, Marcus | 0 | GER | +7B | =3B | −1N | +9N | =8B | 3.0 | 11.0 | 12.5 | 6.50 | 1760 | 0.0 |
| 5 | Schneider, Udo | 1815 | GER | =1N | =10B | =6N | =2N | +9B | 3.0 | 10.5 | 11.5 | 6.50 | 1815 | 0.0 |
| 6 | Grabowski, Petra | 1784 | GER | +9B | −2N | =5B | =7N | =3N | 2.5 | 11.5 | 13.0 | 5.75 | 1743 | -5.8 |
| 7 | Ok, Miro | 1775 | BEL | −4N | =1B | =8N | =6B | +10B | 2.5 | 11.0 | 12.0 | 5.00 | 1880 | +22.0 |
| 8 | Stecher, Armin | 1817 | GER | −2B | =9N | =7B | =10N | =4N | 2.0 | 10.0 | 11.0 | 4.00 | 1661 | -17.6 |
| 9 | Schulz, Markus | 1689 | GER | −6N | =8B | +10N | −4B | −5N | 1.5 | 10.5 | 11.5 | 2.00 | 1723 | +12.4 |
| 10 | Kaesemann, Holger, Dr. | 1824 | GER | −3N | =5N | −9B | =8B | −7N | 1.0 | 10.5 | 12.0 | 2.50 | 1521 | -38.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Arnold, SebastianGER+26.03.0 pts · #4
- 2Ok, MiroBEL+22.02.5 pts · #5
- 3Zoller, PatrikSUI+16.23.0 pts · #3
Top rating losers
- 1Kaesemann, Holger, Dr.GER-38.61.0 pts · #10
- 2Stecher, ArminGER-17.62.0 pts · #8
- 3Grabowski, PetraGER-5.82.5 pts · #7
Biggest upsets
- R3+135 Elo gap