IM
Maerevoet, Sim
BEL·Born 2001·FIDE #241725·722 Games
BEL Classical2471722 Games
Rapid24410 Games
Blitz24220 Games
Statistics
722
Total
321
Wins
223
Draws
178
Losses
44%31%25%
Play Style
What you need to know before facing them
Elite accuracy: 93.5% average
High resilience (56%): Dangerous even when losing
Solid conversion: 81%
Very consistent (87%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 ♔ (71% in 34 games)
Vulnerable to 1.c4 ♔ (only 45%)
Deep Analysis
Stockfish 18 · Classical games · 318 analyzed
Accuracy by phase
Opening96.3%
Middlegame93.9%
Endgame95.6%
Clutch Factor
Performance under pressure
Winning (+2 or more)95%
129 Games
Equal position95%
133 Games
Losing (-2 or more)88%
56 Games
Problematic Pieces
Which pieces cause most errors?
♖
25%
66 errors
♙
19%
50 errors
♕
17%
43 errors
♗
15%
39 errors
♞
15%
39 errors
♔
9%
23 errors
Critical Moment
When does the first serious error occur?
Move 37average
1-15
16-25
26-35
36-45
46+
32% of blunders occur between move 16-25. Keep tension until that moment.
Error Heatmap
Where do most errors occur?
7
10
9
11
7
8
7
8
10
7
abcdefgh
Many
Few
Critical squares
f511 err
d310 err
d510 err
e59 err
e48 err
f5/d3 concentrate most errors. Force decisions in those zones.
Recent Games
D
Fedorchuk, Sergey A.2585
Luc Winants Mem 2026 · 9 May 2026
L
Bacrot, Etienne2626
Luc Winants Mem 2026 · 9 May 2026
W
Klein,Fe2271
TCh-BEL 2025-26 · 19 Apr 2026
W
Mollema, Thomas2240
Dutch Meesterklasse 2025-... · 30 Mar 2026
D
Levin, Felix2412
TCh-BEL 2025-26 · 29 Mar 2026
W
Mollema, Thomas2256
Dutch League 2025-26 · 28 Mar 2026
Openings
Based on player games
Weaknesses
EXPLOIT!White
French Defense
43.8%16 Games·Loses
1.e4 e6 2.d4 d5
Black
No significant weaknesses detected as Black
Strengths
AVOIDWhite
Queen's Gambit Declined
76.5%17 Games·Wins
1.d4 d5 2.c4 e6
Black
Caro-Kann: Advance
63.6%11 Games·Wins
1.e4 c6 2.d4 d5 3.e5
Queen's Gambit Declined
55.6%18 Games·Wins
1.d4 d5 2.c4 e6
Critical Blunders
Tactical errors analyzed with Stockfish
10 errors
▶
#23Qxb3??
Tactics
vs Cesar Maestre
OTB·2025
▶
#45Nf1??
Endgame
vs Terlouw
OTB·2025
▶
#57Rgg1??
Endgame
vs Dobrowolski
OTB·2025
▶
#33Qd6??
Tactics
vs Alienkin
OTB·2025
▶
#40Ba5??
Tactics
vs Hauchamps
OTB·2025
▶
#27Ne5??
Tactics
vs Ernst
OTB·2025
▶
#28Ree6??
Tactics
vs Ledger
OTB·2025
▶
#32Ka1??
Tactics
vs Fiorito
OTB·2025
▶
#45Rd1??
Endgame
vs Blanco Garcia Bajo
OTB·2025
▶
#60Rg3+??
Endgame
vs Lu
OTB·2024
Endgame Statistics
23 endgame categories analyzed — discover where they collapse under pressure
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO2026
2025
2024
2023
2022
2021
PRO
8
76
5
4
3
2
1a
b
c
d
efgh356 Games
49%27%24%
1.e4
62%163
1.d4
68%118
1.c4
45%38
1.Nf3
71%34
1.e3
0%1
1.Nc3
50%1
1.b3
100%1