Teplice Open 2025 - tournament B

Open SwissStandard

50 players participated in this 9-round tournament, held from 14 Jun 2025 to 22 Jun 2025 in Teplice, Czech Republic. 2 titled players from 8 federations. Top 10 Elo average was 1895, and top seed was Lukas Slangal (🇨🇿 CZE, 1966).

Grzegorz Marek (🇵🇱 POL, 1854) won with 7.5/9, ahead of Kornelia Sivickis (7.0) and Michal Kopestynski (6.5). Marek broke clear in the final round.

The biggest upset came in round 8: Aleksandra Vitsiuk (1452) beat Lukas Slangal (1966), a +514-point gap.

Location

🇨🇿Teplice, Czech Republic

Dates

14 Jun 2025 → 22 Jun 2025

Time control

Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1

System

Swiss · 9 rounds

Top seed

🇨🇿Lukas Slangal1966

Avg top 10

1,895

Participants

Titled players · 2

WCM×2

Federations · 8 represented

🇨🇿Czech Republic×29

🇩🇪Germany×4

🇵🇱Poland×3

🇮🇳India×3

🇺🇦Ukraine×2

🇳🇱Netherlands×2

🇬🇬Guernsey×1

🇯🇪Jersey×1

Top 3

🥇
Grzegorz Marek
🇵🇱POL·1854
7.5pts·2022perf+76.0
🥈
Kornelia Sivickis
🇵🇱POL·1796
7.0pts·2004perf+44.4
🥉
Michal Kopestynski
🇵🇱POL·1822
6.5pts·1956perf+35.6

How it unfolded

Top 6 · 9 rounds

Grzegorz Marek led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders

Marek7.5Sivickis7Rucabado6.5Kopestynski6.5Cote6.5Koper6

R5–R9 · LEAD HELD

Grzegorz Marek held the sole lead from R5 through R9 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Grzegorz Marek beat Kornelia Sivickis (Black).

WIN STREAKS · 3 top finishers

Grzegorz Marek 5 wins (R1–R5)Kornelia Sivickis 4 wins (R1–R4)Stefan Rucabado 3 wins (R7–R9)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Grzegorz Marek	*	1	—	½
2Kornelia Sivickis	0	*	—	—
3Stefan Rucabado	—	—	*	½
4Michal Kopestynski	½	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Marek, Grzegorz	1854	POL	+40N	+43B	+15N	+13B	+2N	=6B	=3N	=8B	+7B	7.5	44.0	46.5	37.50	2022	+76.0
2	Sivickis, Kornelia	1796	POL	+39N	+49B	+19N	+9B	−1B	+7N	+10B	=6N	=5B	7.0	44.5	45.5	31.75	2004	+44.4
3	Kopestynski, Michal	1822	POL	+12B	+14N	=5B	=4N	+8N	+19B	=1B	−7N	+6B	6.5	48.5	53.0	36.75	1956	+35.6
4	Rucabado, Stefan	1885	CZE	=25N	+37B	+27N	=3B	=21N	−9B	+16N	+10B	+8N	6.5	40.5	43.5	30.50	1944	+17.4
5	Cote, Frederic	1906	FRA	+35N	+36B	=3N	−19B	=18N	+26B	+22N	+13B	=2N	6.5	39.0	42.0	28.50	1845	-7.8
6	Koper, Stefan	1850	CZE	−18B	+33N	+29B	+36N	+20B	=1N	+9N	=2B	−3N	6.0	43.0	46.0	27.75	1845	+1.2
7	Sushrutha, Reddy	1824	IND	F	+35B	+31N	+38B	+13N	−2B	+18N	+3B	−1N	6.0	40.0	40.0	25.50	1894	+16.0
8	Noack, Mario	1936	GER	+22B	−13N	+18B	+23N	−3B	+17N	+20B	=1N	−4B	5.5	44.0	48.5	26.75	1816	-23.6
9	Urbansky, Stepan	1888	CZE	+33B	=18N	+10B	−2N	+25B	+4N	−6B	−11N	+14B	5.5	44.0	47.5	26.75	1796	-15.2
10	Vasicek, Milan	1767	CZE	=37N	+25B	−9N	+43B	+32N	+21B	−2N	−4N	+20B	5.5	38.5	41.0	20.50	1757	+1.2
11	Peglau, Paul David	1959	GER	F	=26N	+28B	−18N	+34B	F	+21N	+9B	+17N	5.5	34.5	37.5	24.50	1905	-10.0
12	Rice, Lana	1523	SGP	−3N	−30B	+48N	+35B	−38N	=24B	+33B	+29N	+22N	5.5	33.0	35.0	19.25	1761	+111.6
13	Hlynsky, Bogdan	1736	UKR	F	+8B	+16N	−1N	−7B	+15B	+19N	−5N	+28B	5.0	44.0	44.0	24.00	1903	+72.4
14	Vitsiuk, Aleksandra	1452	FID	+38N	−3B	−21N	+30B	−17B	+34N	+15N	+27B	−9N	5.0	38.0	41.0	19.50	1810	+149.6
15	Van Amerongen, Judith	1770	NED	+28B	+46N	−1B	−20N	+29B	−13N	−14B	+41N	+26B	5.0	37.0	39.0	17.00	1604	-32.0
16	Nevska, GerdaWCM	1830	GCI	+31N	+44B	−13B	−22N	+36B	−20N	−4B	+35N	+25B	5.0	34.0	36.5	16.00	1685	-30.4
17	Teunisse, Rob	1739	NED	−44N	−31B	+37N	+49B	+14N	−8B	+26N	+18B	−11B	5.0	33.5	34.5	17.50	1585	-57.2
18	Boldizhar, Oleksandr	1525	UKR	+6N	=9B	−8N	+11B	=5B	+25N	−7B	−17N	=21N	4.5	44.5	48.5	23.75	1819	+119.2
19	Godla, Milan	1878	CZE	+47B	+32N	−2B	+5N	+22B	−3N	−13B	−28N	=23B	4.5	41.5	43.5	18.75	1672	-42.6
20	Vnoucek, Pavel	1782	CZE	+24N	−27B	+30N	+15B	−6N	+16B	−8N	=22B	−10N	4.5	40.0	44.0	20.75	1791	+2.0
21	Levchenko, Alisa	1738	CZE	=26B	=23N	+14B	+45N	=4B	−10N	−11B	=25N	=18B	4.5	39.5	42.0	19.25	1667	-29.6
22	Studnicka, Ondrej	1611	CZE	−8N	+42B	+49N	+16B	−19N	+38B	−5B	=20N	−12B	4.5	37.5	38.5	14.25	1698	+24.4
23	Vorsilka, Jiri	1664	CZE	=27N	=21B	+44N	−8B	−26N	=43B	=31N	+36B	=19N	4.5	31.5	34.0	15.00	1664	-1.0
24	Mountassir, Karim	1683	CZE	−20B	=28N	−25B	+46N	=45B	=12N	+32B	+31N	F	4.5	31.5	33.5	15.00	1593	-32.4
25	Krasovskyi, Stanislav	1573	CZE	=4B	−10N	+24N	+27B	−9N	−18B	+43N	=21B	−16N	4.0	40.0	42.5	16.50	1707	+54.4
26	Srenigarajan	1403	IND	=21N	=11B	−38N	+31B	+23B	−5N	−17B	+45N	−15N	4.0	37.5	40.0	15.50	1686	+56.0
27	Slangal, Lukas	1966	CZE	=23B	+20N	−4B	−25N	=28B	+29N	+41B	−14N	F	4.0	37.0	40.0	15.75	1648	-55.8
28	Aayiu Atindrya Shetty	1467	IND	−15N	=24B	−11N	+39B	=27N	+35B	F	+19B	−13N	4.0	34.5	37.5	14.75	1739	+90.0
29	Tykalova, Barbora	1575	CZE	F	+48B	−6N	+44B	−15N	−27B	+30N	−12B	+43N	4.0	31.5	31.5	11.00	1687	+41.2
30	Seviour, Charles	1699	GER	−46B	+12N	−20B	−14N	+40B	−41N	−29B	+47N	+35B	4.0	30.0	32.0	13.50	1572	-53.6
31	Lebl, Martin	1524	CZE	−16B	+17N	−7B	−26N	+47B	+45N	=23B	−24B	F	3.5	35.0	37.0	11.75	1638	+41.2
32	Bartosik, Denis	1505	CZE	+48N	−19B	=45B	+34N	−10B	F	−24N	+44B	F	3.5	32.0	34.0	9.25	1714	+69.6
33	Jerabek, Jakub	1598	CZE	−9N	−6B	−40N	+50B	=37N	+47B	−12N	+43B	F	3.5	31.0	31.0	6.00	1506	-39.6
34	Babula, Tomas	1685	CZE	−49N	+39B	=43N	−32B	−11N	−14B	+37N	+42B	F	3.5	29.0	30.0	10.25	1503	-58.8
35	Ashbrooke, MonikaWCM	1604	JCI	−5B	−7N	+50B	−12N	+46B	−28N	+42N	−16B	−30N	3.0	36.0	36.0	5.00	908	-45.2
36	Klubal, Jan	1638	CZE	F	−5N	+46B	−6B	−16N	+44B	F	−23N	+40B	3.0	35.0	35.0	7.50	1577	-20.8
37	Svoboda, Pravoslav	1456	CZE	=10B	−4N	−17B	=47N	=33B	=42N	−34B	−40N	+49N	3.0	32.0	33.0	8.00	1443	-7.2
38	Kalvach, Ladislav	1748	CZE	−14B	+47N	+26B	−7N	+12B	−22N	F	F	F	3.0	31.0	31.0	11.50	1557	-27.4
39	Dolezal, Eduard	1519	CZE	−2B	−34N	=41B	−28N	−44N	−48B	+50B	=46N	+47B	3.0	26.0	26.0	4.50	1379	-25.0
40	Porter, William	1535	CZE	−1B	−45N	+33B	F	−30N	+46N	F	+37B	−36N	3.0	25.5	25.5	8.50	1545	+0.4
41	Zebisch, Jan	1571	CZE	F	F	=39N	+42B	=43N	+30B	−27N	−15B	F	3.0	21.5	21.5	9.75	1614	+5.6
42	Tykalova, Eva	0	CZE	F	−22N	=47B	−41N	+50N	=37B	−35B	−34N	+46B	3.0	21.0	21.0	4.50	1303	0.0
43	Zadrapova, Gabriela	1470	CZE	+45B	−1N	=34B	−10N	=41B	=23N	−25B	−33N	−29B	2.5	35.5	38.0	8.00	1507	+9.2
44	Clifton, Alexander J	1438	USA	+17B	−16N	−23B	−29N	+39B	−36N	=45B	−32N	−48B	2.5	30.5	32.5	9.25	1504	+11.6
45	Simovic, Ludvik	1775	CZE	−43N	+40B	=32N	−21B	=24N	−31B	=44N	−26B	F	2.5	28.0	28.0	8.25	1394	-75.6
46	Graczikowski, Goeran	0	GER	+30N	−15B	−36N	−24B	−35N	−40B	=?N	=39B	−42N	2.0	28.5	28.5	5.50	1406	0.0
47	Korchak, Yevhenii	1536	CZE	−19N	−38B	=42N	=37B	−31N	−33N	+49B	−30B	−39N	2.0	27.5	28.5	4.00	1210	-87.2
48	Mascak, Milan	1785	CZE	−32B	−29N	−12B	F	F	+39N	F	F	+44N	2.0	18.5	18.5	5.50	1438	-43.0
49	Rokyta, Jan	0	CZE	+34B	−2N	−22B	−17N	F	F	−47N	F	−37B	1.0	25.0	25.0	3.50	1363	0.0
50	FIDE 23791365	0	—	F	F	−35N	−33N	−42B	−?B	−39N	F	F	0.0	18.5	18.5	0.00	774	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Vitsiuk, AleksandraFID
+149.6
5.0 pts · #14
2Boldizhar, OleksandrUKR
+119.2
4.5 pts · #16
3Rice, LanaSGP
+111.6
5.5 pts · #12

Top rating losers

1Korchak, YevheniiCZE
-87.2
2.0 pts · #48
2Simovic, LudvikCZE
-75.6
2.5 pts · #37
3Babula, TomasCZE
-58.8
3.5 pts · #34

Biggest upsets

R8+514 Elo gap
Vitsiuk, Aleksandra1452 beat Slangal, Lukas1966
R4+434 Elo gap
Boldizhar, Oleksandr1525 beat Peglau, Paul David1959
R8+411 Elo gap
Aayiu Atindrya Shetty1467 beat Godla, Milan1878