Changes in the ISC 2025 Final Results and the Solvers’ Rating List

Following protests submitted by six countries and the evidence from reports (Points 9.1 to 9.5 in WCCC 2025 Agenda), WFCC Assembly voted to exclude results of the four Category 1 solvers from Sumgait (Azerbaijan). Consequently, the rating lists for April and July 2025 have been slightly changed. Here are the final results of ISC 2025 as approved by the WCCC 2025:

Results Report & Summaries – CAT 1 (180 solvers) – CAT 2 (254 solvers) – CAT 3 (292 solvers)
Problems CAT 1 – CAT 2 – CAT 3 | Solutions CAT 1 – CAT 2 – CAT 3

“We had 46 tournaments in 28 countries and 741 solvers (15 unofficial solvers in cat-3) – 180 solvers in cat-1, 254 solvers in cat-2 and 292 solvers in cat-3. This year’s participation reflects the growing interest and enthusiasm for the sport, and it is heartening to see such a diverse and passionate community of solvers from all around the world. Thank you to all local controllers for their excellent work and good cooperation and congratulations to the winners.
Special thanks to Borislav Gadjanski for his daily updates of the results on the MatPlus-website , as well as to others who supported and helped me during this event.”

Arvydas Mockus, Central Controller of ISC 2025

67th WCCC – Highlights and Decisions

31 member countries were present, 9 of them via Zoom connection.

Upcoming events 2026:

22nd International Solving Contest (ISC) at the end of January 2026, the central controller Arvydas Mockus

19th European Chess Solving Championship (ECSC) in Skopje, North Macedonia, 8-10 May 2026

68th World Congress of Chess Composition (WCCC) and 49th World Chess Solving Championship (WCSC) – the deadline for bids was extended till 1st October, the final decisions to be made in WFCC online meeting three weeks later.


WCCC2025: 48th WCSC Results

The 48th World Chess Solving Championship takes place in Alba Iulia (Romania) 08-09 July 2025.

09.07.25: The result is preliminary until tomorrow, 10.07.25, 9 am
Preliminary result of after the 6th Round: Individual | Teams | Detailed Teams | Norms&Titles
Preliminary result of after the 5th Round: Individual | Teams
Preliminary result of after the 4th Round: Individual | Teams

08.07.25:
Preliminary result of after the 3rd Round: Individual | Teams | Detailed Teams
Preliminary result of after the 2nd Round: Individual | Teams
Preliminary result of after the 1st Round: Individual | Teams


WCCC2025: The 1st WFCC Youth Evening

On Tuesday 8th July Congress program first time included an evening devoted to young composers only. The heroes of the night were nine composers aged from 11 to 22, presenting their creations and telling about themselves: Nikolai Sheviakov, Alexandru Mihălcescu, Taras Rudenko, Daniel Dumitrescu, Stefan-Constantin Harnagea, Anton Nasyrov, Ilija Serafimović, Joachim Hambros, and Benjamin Defromont. Vlaicu Crișan and Marjan Kovačević were running the 2 hours long program, with very active contribution from the audience and participants themselves. For all involved, it was one of the highlights of the Congress, concluded with a joint wish to have it soon again.


Alba Iulia 07.07.2025 – World Solving Cup 2024/2025

Open Solving Tournament of WCCC 2025 | 18th and last tournament of World Solving Cup 2024/2025:
Participants: 94 | Winner: Piotr Murdzia (POL), ahead of Aleksey Popov FID) and junior Maksim Kharitonov (FID).
GM, IM and FM norm of Maksim Kharitonov (FID),
GM norm of Vidmantas Satkus (LTU)
IM and FM norm of Anton Nasyrov (FID)
FM norm of Taras Rudenko (UKR)
Average rating of top ten solvers: 2586.13 | WSC category: 2
Top 5 Final Standings: 1. Eddy Van Beers (BEL) 133 points (unchanged), 2. Piotr Murdzia (POL) 96 points (+41), 3. Kacper Piorun (POL) 91 points (+19), 4. Nikos Sidiropoulos (GRE) 66 points (+8), 5. Vidmantas Satkus (LTU) 65 points (23).
More details published in Competitions→Solving→World Solving Cup & Norms @ Solving Portal