Caissa Hotel IM-GM Chess Tournament - Drum Group - B
6 players participated in this 10-round tournament, held from 15 May 2026 to 18 May 2026 in Balikesir, Turkey. 3 titled players from 4 federations. Top 10 Elo average was 1994, and top seed was Branimir Maksimovic (🇷🇸 SRB, IM, 2173).
Branimir Maksimovic (🇷🇸 SRB, IM, 2173) won with 7.0/10, ahead of Armin Musovic (6.5) and Arda Altun (6.0). Maksimovic broke clear in the final round.
The biggest upset came in round 9: Mustafa Erkan Demir (1852) beat Armin Musovic (FM, 2165), a +313-point gap.
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How it unfolded
Top 6 · 10 roundsIM Branimir Maksimovic led from R2 onwards, the runner-up race stayed tight.
IM Branimir Maksimovic held the sole lead from R2 through R10 without losing it.
IM Branimir Maksimovic 1.5–0.5 against FM Armin Musovic (R1 1-0, R6 ½-½) — decisive in 1/2.
FM Armin Musovic 3 wins (R3–R5)FM Arda Altun 4 wins (R6–R9)
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇷🇸IMMaksimovic, Branimir | 2173 | * | 1½ | 0½ | 10 | 11 | 11 | 7.0 | 28.25 | 46.0 | -5.2 | 2108 |
| 2 | 🇲🇪FMMusovic, Armin | 2165 | ½0 | * | 11 | 01 | 10 | 11 | 6.5 | 28.50 | 47.0 | -18.4 | 2070 |
| 3 | 🇹🇷FMAltun, Arda | 2038 | ½1 | 00 | * | ½1 | 1½ | 1½ | 6.0 | 26.25 | 48.0 | +6.8 | 2058 |
| 4 | 🇹🇷Koseoglu, Omer Umut | 1928 | 10 | 01 | 0½ | * | 11 | ½½ | 5.5 | 24.00 | 49.0 | +29.6 | 2044 |
| 6 | 🇹🇷Demir, Mustafa Erkan | 1852 | 00 | 10 | ½0 | 00 | * | 10 | 2.5 | 12.00 | 55.0 | -9.6 | 1830 |
| 5 | 🇦🇿Humbatova, Nazli | 1810 | 00 | 00 | ½0 | ½½ | 10 | * | 2.5 | 11.00 | 55.0 | +2.0 | 1838 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Koseoglu, Omer UmutTUR+29.65.5 pts · #4
- 2Altun, ArdaFMTUR+6.86.0 pts · #3
- 3Humbatova, NazliAZE+2.02.5 pts · #5
- 1Musovic, ArminFMMNE-18.46.5 pts · #2
- 2Demir, Mustafa ErkanTUR-9.62.5 pts · #6
- 3Maksimovic, BranimirIMSRB-5.27.0 pts · #1
- R9+313 Elo gap
- R9+245 Elo gap
- R2+237 Elo gap