Challenge Lalevitch 2025 Ronde 8

Open SwissStandard

44 players participated in this 1-round tournament, held on 24 Oct 2025 in Liege, Belgium. Top 10 Elo average was 1950, and top seed was Gregory Pirard (🇧🇪 BEL, 2082).

Thomas Claessens (🇧🇪 BEL, 1936) won with 1.0/1, ahead of Alexandre Strauven (1.0) and Youssef Merzoug (1.0). Claessens won on tie-break after catching the field in the final round.

The biggest upset came in round 1: Luc Pitz (1548) beat Marc De Vettor (1789), a +241-point gap.

Location

🇧🇪Liege, Belgium

Dates

24 Oct 2025

Time control

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

System

Swiss · 1 rounds

Top seed

🇧🇪Gregory Pirard2082

Avg top 10

1,950

Participants

Federations · 1 represented

🇧🇪Belgium×44

Top 3

🥇
Thomas Claessens
🇧🇪BEL·1936
1.0pts·2617perf+13.6
🥈
Alexandre Strauven
🇧🇪BEL
1.0pts·1663perf0.0
🥉
Youssef Merzoug
🇧🇪BEL·1654
1.0pts·2500perf+11.4

Grille américaine

#	Player	Elo	Fed	R1	Pts	Bu	SB	Perf	Δ
1	Claessens, Thomas	1936	BEL	+34N	1.0	0.0	0.00	2617	+13.6
2	Strauven, Alexandre	0	BEL	+?B	1.0	0.0	0.00	1663	0.0
3	Merzoug, Youssef	1654	BEL	+27B	1.0	0.0	0.00	2500	+11.4
4	Evers, Shaman	1872	BEL	+30B	1.0	0.0	0.00	2665	+9.8
5	Abdelmalki, Amine	0	BEL	+?N	1.0	0.0	0.00	1522	0.0
6	Morgenthal, Renaud	1626	BEL	+39N	1.0	0.0	0.00	2454	+10.8
7	Lievens, Robert	1636	BEL	+29B	1.0	0.0	0.00	2398	+9.0
8	Lazrak, Sami	2048	BEL	+33B	1.0	0.0	0.00	2772	+16.0
9	Pitz, Luc	1548	BEL	+28B	1.0	0.0	0.00	2588	+16.0
10	Henry, Michael	1830	BEL	+31B	1.0	0.0	0.00	2634	+10.2
11	Sferruggia, Serge	1757	BEL	+32B	1.0	0.0	0.00	2421	+6.4
12	Docquier, Orville	1874	BEL	+38B	1.0	0.0	0.00	2785	+13.0
13	Colson, Daniel	1826	BEL	+37B	1.0	0.0	0.00	2392	+4.2
14	Naa, Xavier	1750	BEL	+36B	1.0	0.0	0.00	2545	+9.8
15	Marloye, Luca	0	BEL	+?B	1.0	0.0	0.00	1445	0.0
16	Agnello, Vasco	1759	BEL	+35N	1.0	0.0	0.00	2626	+11.8
17	Lambion, Loic	1678	BEL	=24N	0.5	0.5	0.25	1536	-7.6
18	Pirard, Gregory	2082	BEL	=25N	0.5	0.5	0.25	2036	-1.2
19	Hanikenne, Dominique	1505	BEL	=22B	0.5	0.5	0.25	1437	-1.8
20	Collet, Eric	1619	BEL	=21B	0.5	0.5	0.25	1470	-4.0
21	Grubisic, Didier	1471	BEL	=20N	0.5	0.5	0.25	1619	+4.0
22	Lo Forte, Gabriel	1437	BEL	=19N	0.5	0.5	0.25	1505	+3.6
23	Dumoulin, Patrick	1547	BEL	=26B	0.5	0.5	0.25	1592	+1.2
24	Biral, Stefan	1537	BEL	=17B	0.5	0.5	0.25	1677	+3.8
25	Nottet, Tristan	2036	BEL	=18B	0.5	0.5	0.25	2082	+1.2
26	Van Ass, Irvine	1592	BEL	=23N	0.5	0.5	0.25	1547	-2.4
27	Woyave, Pascal	1700	BEL	−3N	0.0	1.0	0.00	852	-11.4
28	De Vettor, Marc	1789	BEL	−9N	0.0	1.0	0.00	743	-16.0
29	Orban, Didier	1598	BEL	−7N	0.0	1.0	0.00	836	-9.0
30	Quaesaet, Didier	1865	BEL	−4N	0.0	1.0	0.00	1072	-9.8
31	Remont, Leopold	1834	BEL	−10N	0.0	1.0	0.00	1029	-10.2
32	Pirottin, Daniel	1622	BEL	−11N	0.0	1.0	0.00	958	-6.4
33	Katumwa, Iko	1972	BEL	−8N	0.0	1.0	0.00	1248	-16.0
34	Waxweiler, Laurent	1817	BEL	−1B	0.0	1.0	0.00	1136	-6.8
35	Tsiliadakis, Christophe	1827	BEL	−16B	0.0	1.0	0.00	959	-23.6
36	Marechal, Georges	1746	BEL	−14N	0.0	1.0	0.00	950	-9.8
37	Demblon, Jean-Luc	1592	BEL	−13N	0.0	1.0	0.00	1026	-4.2
38	Cuttaia, Giacinto	1985	BEL	−12N	0.0	1.0	0.00	1074	-13.0
39	Ouerghi, Adem	1654	BEL	−6B	0.0	1.0	0.00	827	-21.6
40	Bellen, Arnaud	0	BEL	−?B	0.0	0.0	0.00	843	0.0
41	Abdelmalki, Youssef	0	BEL	−?N	0.0	0.0	0.00	738	0.0
42	Moland, Guillaume	0	BEL	−?N	0.0	0.0	0.00	930	0.0
43	Henrion, Baptiste	0	BEL	−?B	0.0	0.0	0.00	978	0.0
44	Fontaine, Clement	0	BEL	−?N	0.0	0.0	0.00	848	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Pitz, LucBEL
+16.0
1.0 pts · #9
2Lazrak, SamiBEL
+16.0
1.0 pts · #8
3Claessens, ThomasBEL
+13.6
1.0 pts · #1

Top rating losers

1Tsiliadakis, ChristopheBEL
-23.6
0.0 pts · #39
2Ouerghi, AdemBEL
-21.6
0.0 pts · #44
3Katumwa, IkoBEL
-16.0
0.0 pts · #36

Biggest upsets

R1+241 Elo gap
Pitz, Luc1548 beat De Vettor, Marc1789
R1+111 Elo gap
Docquier, Orville1874 beat Cuttaia, Giacinto1985