| APRIL |
MAY |
JUNE |
|
|
|
FRI |
1 |
|
|
|
SAT |
5 |
|
SAT |
2 |
|
| SUN |
1 |
|
SUN |
6 |
|
SUN |
3 |
|
|
|
|
|
| SAT |
7 |
 |
45th Latvian Chess Solving Championship 2018 |
 |
26th Championship of Russia 2018 (1) |
 |
39th Azerbaijan Chess Solving Championship 2018 (1) |
|
SAT |
12 |
|
SAT |
9 |
|
| SUN |
8 |
 |
26th Championship of Russia 2018 (2) |
 |
39th Azerbaijan Chess Solving Championship 2018 (2) |
|
SUN |
13 |
|
SUN |
10 |
|
|
|
|
|
| SAT |
14 |
 |
17th Greek Chess Solving Championship 2018 |
 |
39th Lithuanian Solving Championship – Open 2018 |
 |
39th Lithuanian Championship 2018 (1) |
|
SAT |
19 |
 |
39th French Chess Solving Championship 2018 |
|
SAT |
16 |
|
| SUN |
15 |
 |
39th Lithuanian Championship 2018 (2) |
|
SUN |
20 |
|
SUN |
17 |
|
| MON |
16 |
|
MON |
21 |
|
MON |
18 |
 |
Solving Tournament of Swiss Chess Seniors 2018 |
|
|
|
|
|
| SAT |
21 |
 |
26th Chess Solving Championship of Slovakia 2018 (1) |
|
SAT |
26 |
 |
Open Solving Championship of Serbia 2018 (1) |
|
SAT |
23 |
|
| SUN |
22 |
 |
26th Chess Solving Championship of Slovakia 2018 (2) |
|
SUN |
27 |
 |
Open Solving Championship of Serbia 2018 (2) |
|
SUN |
24 |
  |
5th Israel Open Solving Championship 2018 |
  |
5th Israel Open Solving Championship 2018 - Category 2 |
|
|
|
|
|
| FRI |
27 |
 |
Open of the 32nd Ukrainian Solving Championship 2018 |
|
|
FRI |
29 |
|
| SAT |
28 |
 |
32nd Ukrainian Championship 2018 (1) |
|
|
SAT |
30 |
|
| SUN |
29 |
 |
32nd Ukrainian Championship 2018 (2) |
|
|
|
| MON |
30 |
|
|
|