| APRIL |
MAY |
JUNE |
|
|
THU |
1 |
|
|
| FRI |
4 |
|
Open of Russian Women's tournament
|
R
|
P
|
S |
|
FRI |
2 |
|
|
| SAT |
5 |
|
60th Slovakian Home Solving Tournament 2025
|
A
|
R
|
P
|
S |
|
Open Solving Tournament Lithuania 2025
|
R
|
P
|
S |
|
46th Lithuanian Championship 2025 (1)
|
A
|
R
|
P
|
S |
|
44th Azerbaijan Solving Championship 2025 (1)
|
A
|
R
|
P
|
S |
|
Russian Women's Championship (1)
|
R
|
P
|
S |
|
SAT |
3 |
|
|
| SUN |
6 |
|
46th Lithuanian Championship 2025 (2)
|
A
|
R
|
P
|
S |
|
44th Azerbaijan Solving Championship 2025 (2)
|
A
|
R
|
P
|
S |
|
Russian Women's Championship (2)
|
R
|
P
|
S |
|
1st Solving Championship of Akhaia Region
|
A
|
R
|
P
|
S |
|
SUN |
4 |
|
Junior Serbian Solving League
|
R
|
P
|
S |
|
SUN |
1 |
|
|
|
|
|
| SAT |
12 |
|
47th German Solving Championship 2025 (1)
|
A
|
R
|
P
|
S |
|
Tula Region Cup U11, U13 (1)
|
R
|
P
|
S |
|
SAT |
10 |
|
Open Solving Championship of Serbia 2025
|
A
|
R
|
P
|
S |
|
Brazilian Solving Championship 2025
|
R
|
P
|
S |
|
SAT |
7 |
|
46th French Chess Solving Championship 2025
|
A
|
R
|
P
|
S |
|
| SUN |
13 |
|
47th German Solving Championship 2025 (2)
|
A
|
R
|
P
|
S |
|
Tula Region Cup U11, U13 (2)
|
R
|
P
|
S |
|
SUN |
11 |
|
10th Israel Open Solving Championship 2025
|
A
|
R
|
P
|
S |
|
10th Israel Open Solving Championship 2025 - Cat. 2
|
R
|
P
|
S |
|
SUN |
8 |
|
| MON |
14 |
|
MON |
12 |
|
MON |
9 |
|
| TUE |
15 |
|
Serbian Championship 2025 U10
|
R
|
P
|
S |
|
Serbian Championship 2025 U14
|
R
|
P
|
S |
|
Serbian Championship 2025 U20
|
R
|
P
|
S |
|
TUE |
13 |
|
TUE |
10 |
|
|
|
|
|
| SAT |
19 |
|
BOOM Easter GP Cat-1
|
A
|
R
|
P
|
S |
|
BOOM Easter GP Cat-2
|
A
|
R
|
P
|
S |
|
SAT |
17 |
|
61th Slovakian Home Solving Tournament 2025
|
A
|
R
|
P
|
S |
|
Vsevolzhsk City Championship
|
R
|
P
|
S |
|
Tula region championship U11, U13 (1)
|
R
|
P
|
S |
|
SAT |
14 |
|
CN Veterani Romania 2025
|
R
|
P
|
S |
|
33rd Czech Chess Solving Championship 2025 (1)
|
A
|
R
|
P
|
S |
|
| SUN |
20 |
|
SUN |
18 |
|
Tula region championship U11, U13 (2)
|
R
|
P
|
S |
|
OSCY Youth Challenge 3 Classical
|
A
|
R
|
P
|
S |
|
OSCY Youth Challenge 3 Blitz
|
A
|
R
|
P
|
S |
|
SUN |
15 |
|
33rd Czech Chess Solving Championship 2025 (2)
|
A
|
R
|
P
|
S |
|
|
|
|
|
| FRI |
25 |
|
Open Solving Tournament of ECSC 2025
|
R
|
P
|
S |
|
FRI |
23 |
|
Open chess Composition solving tournament
|
R
|
P
|
S |
|
FRI |
20 |
|
| SAT |
26 |
|
18th European Chess Solving Championship 2025 (1)
|
R
|
P
|
S |
|
Tula Region Cup U15, U17, U19 (1)
|
R
|
P
|
S |
|
SAT |
24 |
|
51st Latvian Chess Solving Championship 2025
|
A
|
R
|
P
|
S |
|
33rd Chess Solving Championship of Slovakia 2025 (1)
|
A
|
R
|
P
|
S |
|
Tula Region Championship U15, U17, U19 (1)
|
R
|
P
|
S |
|
SAT |
21 |
|
62th Slovakian Home Solving Tournament 2025
|
A
|
R
|
P
|
S |
|
| SUN |
27 |
|
18th European Chess Solving Championship 2025 (2)
|
R
|
P
|
S |
|
Tula Region Cup U15, U17, U19 (2)
|
R
|
P
|
S |
|
SUN |
25 |
|
33rd Chess Solving Championship of Slovakia 2025 (2)
|
A
|
R
|
P
|
S |
|
Tula Region Championship U15, U17, U19 (2)
|
R
|
P
|
S |
|
SUN |
22 |
|
Junior Serbian Solving League
|
R
|
P
|
S |
|
|
|
|
|
|
|
FRI |
30 |
|
FRI |
27 |
|
Open of the Tula Region Championship
|
R
|
P
|
S |
|
|
|
SAT |
31 |
|
SAT |
28 |
|
BOOM Spring GP Cat-1
|
A
|
R
|
P
|
S |
|
BOOM Spring GP Cat-2
|
R
|
P
|
S |
|
Tula Region Championship (1)
|
R
|
P
|
S |
|
|
|
|
SUN |
29 |
|
Tula Region Championship (2)
|
R
|
P
|
S |
|
|
|
|
MON |
30 |
|