| JANUARY |
FEBRUARY |
MARCH |
|
|
|
|
| SAT |
6 |
|
SAT |
3 |
 |
12th Urals Problemist Cup 2018 |
|
SAT |
3 |
 |
24th Dutch Open Chess Solving Championship 2018 |
 |
24th Dutch Open Chess Solving Championship Cat-B 2018 |
|
| SUN |
7 |
  |
5th Greek Chess Solving Cup 2018 |
|
SUN |
4 |
 |
RSSU-Cup 2018 (1st memorial A. P. Pochinka) |
|
SUN |
4 |
 |
ARVES Study Solving Tourney 2018 |
|
|
|
|
|
| SAT |
13 |
|
SAT |
10 |
|
SAT |
10 |
|
| SUN |
14 |
|
SUN |
11 |
|
SUN |
11 |
|
|
|
|
|
| SAT |
20 |
 |
41st International Polish Championship 2018 (1) |
|
SAT |
17 |
 |
British Chess Solving Championship 2018 |
|
SAT |
17 |
|
| SUN |
21 |
 |
41st International Polish Championship 2018 (2) |
|
SUN |
18 |
|
SUN |
18 |
|
|
|
|
|
| SAT |
27 |
 |
9th ARVES Studies Solving Tournament 2018 |
|
SAT |
24 |
 |
Finnish Chess Solving Championship 2018 |
|
SAT |
24 |
  |
27th Branko Atanackovic Memorial 2018 |
 |
42nd German Solving Championship 2018 (1) |
 |
Open Solving Championship of CFO 2018 (1) |
|
| SUN |
28 |
  |
14th International Solving Contest 2018 Cat 1 |
  |
14th International Solving Contest 2018 Cat 2 |
  |
14th International Solving Contest 2018 Cat 3 |
|
SUN |
25 |
|
SUN |
25 |
 |
42nd German Solving Championship 2018 (2) |
 |
Open Solving Championship of CFO 2018 (2) |
|
|
|
|
|
|
|
|
SAT |
31 |
 |
Gambit Asseco See Solving Contest 2018 |
|