Central London Chess Congress 2025 - U2000

Open SwissStandard

41 players participated in this 5-round tournament, held from 07 Nov 2025 to 09 Nov 2025 in London SW7, England. 8 federations represented. Top 10 Elo average was 1866, and top seed was Robert Collopy (🇬🇧 ENG, 1931).

Ross Du Berry (🇮🇪 IRL, 1874) won with 4.5/5, ahead of Oliver Finnegan (4.0) and Alejandro Lopez-Martinez (4.0). Du Berry won solo starting round 4.

The biggest upset came in round 2: Silveries Mathias Samuel Benedict (1533) beat Ian Mutton (1894), a +361-point gap.

Location

🇬🇧London SW7, England

Dates

07 Nov 2025 → 09 Nov 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 5 rounds

Top seed

🇬🇧Robert Collopy1931

Avg top 10

1,866

Participants

Federations · 8 represented

🇬🇧England×29

🇮🇪Ireland×3

🇮🇹Italy×2

🇦🇺Australia×1

🇸🇬Singapore×1

🇨🇭Switzerland×1

🇵🇭Philippines×1

🇲🇾Malaysia×1

Top 3

🥇
Ross Du Berry
🇮🇪IRL·1874
4.5pts·2089perf+20.6
🥈
Oliver Finnegan
🇬🇧ENG·1802
4.0pts·2043perf+30.0
🥉
Alejandro Lopez-Martinez
🇬🇧ENG·1820
4.0pts·1959perf+33.2

How it unfolded

Top 6 · 5 rounds

Ross Du Berry led from R4; +0.5-point edge over the runner-up.

Co-leaders

Du Berry4.5Webb4Finnegan4Lopez-Martinez4Collopy3.5Fenwick3.5

R4–R5 · LEAD HELD

Ross Du Berry held the sole lead from R4 through R5 without losing it.

WIN STREAKS · 2 top finishers

Ross Du Berry 4 wins (R1–R4)Nick Webb 4 wins (R2–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Ross Du Berry	*	—	½	—
2Nick Webb	—	*	—	—
3Oliver Finnegan	½	—	*	—
4Alejandro Lopez-Martinez	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Du Berry, Ross	1874	IRL	+26B	+34N	+20B	+8B	=2N	4.5	11.0	12.0	10.00	2089	+20.6
2	Finnegan, Oliver	1802	ENG	+33N	+19B	=5N	+21B	=1B	4.0	12.0	13.0	9.00	2043	+30.0
3	Lopez-Martinez, Alejandro	1820	ENG	+29B	−8N	+22B	+9N	+14B	4.0	10.5	12.0	9.00	1959	+33.2
4	Webb, Nick	1869	IRL	−19N	+12B	+40N	+23B	+8N	4.0	9.5	9.5	7.50	1927	+6.6
5	Collopy, Robert	1931	ENG	+22B	+9N	=2B	=14N	=6B	3.5	13.0	15.0	10.00	1945	+4.4
6	Fenwick, Hugh F	1855	ENG	F	+31B	+12N	+11B	=5N	3.5	10.5	10.5	8.75	2078	+19.0
7	Lightbown, Sean M	1814	ENG	F	=13N	+33B	+20N	+10B	3.5	8.5	8.5	7.25	2063	+41.2
8	Bowles, Cennydd	1608	ENG	+30N	+3B	+10B	−1N	−4B	3.0	15.5	17.0	8.50	1909	+77.6
9	Faulkner, Martin J	1780	ENG	+40N	−5B	+25N	−3B	+19N	3.0	11.5	11.5	4.00	1808	+4.2
10	Joslin, Tim	1844	ENG	+17N	+23B	−8N	+19B	−7N	3.0	11.0	13.0	6.50	1786	-7.2
11	Benedict, Silveries Mathias Samuel	1533	SGP	+15N	+24B	F	−6N	+28N	3.0	10.0	10.0	6.50	2011	+47.0
12	Sweetnam, James William Ian	1729	ENG	=16B	−4N	−6B	+39N	+35B	2.5	11.0	11.5	2.75	1818	+23.6
13	Sturt, Charles A	1760	ENG	=18N	=7B	−21N	=25B	+37B	2.5	10.0	11.0	5.00	1707	-6.8
14	Levy, Christopher A	1803	ENG	F	+37B	+35N	=5B	−3N	2.5	9.5	9.5	3.75	1870	+7.0
15	Abedian, Mohsen	1743	ENG	−11B	−36N	+27B	+33N	=16B	2.5	8.5	9.5	4.25	1672	-9.2
16	Ramdewar, Ishan	1897	ENG	=12N	=32B	−19N	+35B	=15N	2.5	8.5	9.5	4.25	1723	-22.8
17	Pride, Stephen C	1687	ENG	−10B	=39B	−24N	+30N	+34B	2.5	7.5	8.0	2.75	1817	+17.6
18	Kasprowicz, Peter	1588	ENG	=13B	F	F	+34N	+24N	2.5	5.5	5.5	4.25	2082	+36.6
19	Harris, John	1696	ENG	+4B	−2N	+16B	−10N	−9B	2.0	14.0	16.5	6.50	1766	+9.2
20	Brod, Oliver	1652	ENG	+39N	+21B	−1N	−7B	−26N	2.0	12.0	12.5	2.50	1753	+25.2
21	Scarry, James	1860	IRL	+27B	−20N	+13B	−2N	F	2.0	10.5	10.5	4.50	1725	-14.4
22	Croasdale, Mark	1738	ENG	−5N	+40B	−3N	+36B	−23N	2.0	10.5	10.5	1.00	1677	-8.8
23	Llewellyn, Julian D	1766	ENG	+36B	−10N	F	−4N	+22B	2.0	10.0	10.0	3.00	1761	-0.4
24	Mutton, Ian	1894	ENG	F	−11N	+17B	+31N	−18B	2.0	9.5	9.5	4.00	1645	-47.6
25	Churkin, Andrey	1598	ENG	−34B	+27N	−9B	=13N	=31B	2.0	9.0	10.0	4.00	1683	+21.2
26	Stewart, Matthew	1778	AUS	−1N	−33B	F	+29N	+20B	2.0	9.0	9.0	3.50	1712	-7.2
27	Maranon Boscolo, Leonardo	1688	ITA	−21N	−25B	−15N	+40B	+36N	2.0	7.5	7.5	1.00	1613	-10.2
28	Jones, Graeme	1779	ENG	F	−35N	+29B	+37N	−11B	2.0	6.5	6.5	2.50	1637	-29.6
29	Gonzales, Ceferino	1666	PHI	−3N	=30B	−28N	−26B	+39N	1.5	9.5	10.0	1.25	1641	-3.2
30	Iovino, Leonardo	1780	ENG	−8B	=29N	−37N	−17B	+33B	1.5	8.0	9.0	1.75	1509	-72.8
31	Cooper, Malcolm H	1772	ENG	F	−6N	+39B	−24B	=25N	1.5	8.0	8.0	1.50	1699	-8.6
32	OGorman, Brendan	1773	ENG	F	=16N	+36B	F	F	1.5	3.5	3.5	2.25	1937	+8.6
33	Gilbertson, Cindy	1655	ENG	−2B	+26N	−7N	−15B	−30N	1.0	12.0	13.5	2.00	1543	-12.6
34	Baroukh, Leon	1775	ENG	+25N	−1B	F	−18B	−17N	1.0	11.5	11.5	2.00	1494	-29.0
35	George, Naveen Daniel	1673	MAS	F	+28B	−14B	−16N	−12N	1.0	9.5	9.5	2.00	1609	-6.6
36	Borgars, Alan	1589	ENG	−23N	+15B	−32N	−22N	−27B	1.0	8.5	10.0	2.50	1502	-10.0
37	Singha, Swati	1674	ENG	F	−14N	+30B	−28B	−13N	1.0	8.5	8.5	1.50	1587	-8.6
38	Ortolani, Paolo	1725	ITA	F	F	F	F	+40N	1.0	0.0	0.0	0.00	2436	+7.6
39	Boudkeev, Timour	1796	SUI	−20B	=17N	−31N	−12B	−29B	0.5	8.5	10.0	1.25	1335	-52.8
40	Siddhartha Shankar Srivastava	1636	IND	−9B	−22N	−4B	−27N	−38B	0.0	11.0	12.0	0.00	960	-33.8
41	FIDE 343483615	0	—	F	F	F	F	−?B	0.0	0.0	0.0	0.00	967	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Bowles, CennyddENG
+77.6
3.0 pts · #10
2Benedict, Silveries Mathias SamuelSGP
+47.0
3.0 pts · #8
3Lightbown, Sean MENG
+41.2
3.5 pts · #7

Top rating losers

1Iovino, LeonardoENG
-72.8
1.5 pts · #30
2Boudkeev, TimourSUI
-52.8
0.5 pts · #39
3Mutton, IanENG
-47.6
2.0 pts · #23

Biggest upsets

R2+361 Elo gap
Benedict, Silveries Mathias Samuel1533 beat Mutton, Ian1894
R5+306 Elo gap
Kasprowicz, Peter1588 beat Mutton, Ian1894
R5+246 Elo gap
Benedict, Silveries Mathias Samuel1533 beat Jones, Graeme1779