D
GM
Dambacher, Martijn
NED·Born 1979·FIDE #1005030·881 Games
Classical2469881 Games
Rapid—0 Games
Blitz—0 Games
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881 games analyzed
Statistics
Total
881Wins
356Draws
316Losses
20940%36%24%
Play Style
What you need to know before facing themElite accuracy: 93.3% average
Very consistent (92%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 ♔ (63% in 105 games)
Deep Analysis
Stockfish 18 · Classical games · 33 analyzedAccuracy by phase
Opening
96.7%
Middlegame
93.2%
Endgame
94.1%
Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?
+4%Winning (+2 or more)
95%12g
Equal position
94%14g
Losing (-2 or more)
90%7g
Performance under pressure
Problematic Pieces — Which pieces cause most errors?
33%
9 errors
26%
7 errors
19%
5 errors
15%
4 errors
7%
2 errors
0%
0 errors
Critical Moment — When does the first serious error occur?
Move 51 average0%
0%
0%
33%
67%
1-15
16-25
26-35
36-45
46+
67% of blunders occur between move 46+. Keep tension until that moment.
Error Heatmap — Where do most errors occur?
3
3
FewMany
Errors mapped
15
Hotspot zone
e6 / f2
Critical squares
e6
3 err
f2
3 err
d2
2 err
b7
1 err
d4
1 err
e6/f2 concentrate most errors. Force decisions in those zones.
Openings
Based on player gamesWeaknesses
— exploit these linesWhite50.0%Loses
King's Indian: Saemisch — 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3
10 Games · last played 7 years agoPlay this line
No significant weaknesses detected as Black
Strengths
— avoid these linesWhite72.7%Wins
Nimzo-Indian: Leningrad — 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg511 Games · last played 9 years ago
White70.6%Wins
Queen's Gambit Declined — 1.d4 d5 2.c4 e617 Games · last played 6 months ago
Black49.3%Wins
Sicilian: e6 Systems — 1.e4 c5 2.Nf3 e673 Games · last played 13 years ago
Critical Blunders
4 errors · Stockfish#80Ke6??vs ErnstOTB · 2022
#67Bg3??vs BraunOTB · 2021
#49Rc8??vs BarzenOTB · 2019
#37Kd2??vs ShirovOTB · 2015
Recent Games
881 GamesL
Leenhouts, Koen(2454)
Round 7: Dambacher, Marti... · 7 Feb 2026
L
Bok, Benjamin(2593)
NED Ch KO 2025 · 6 Jul 2025
D
Bok, Benjamin(2593)
NED Ch KO 2025 · 6 Jul 2025
W
Ernst, Sipke(2547)
Dutch League 2021-22 · 21 May 2022
D
Mihok, Oliver(2539)
TCh-BEL 2021-22 · 24 Apr 2022
W
Pruijssers, Roeland(2572)
Dutch League 2021-22 · 23 Apr 2022
Endgame Statistics
PRO18 endgame categories analyzedEndgame Statistics
Reveal weaknesses →
18 endgame categories analyzed — discover where they collapse under pressure
Repertoire
6
5
4
3
Move arrowsmost-played moves
Stockfish
446 Games
46%33%21%
MoveGamesPerformance%
1.d4
31362%
1.e4
10563%
1.c4
1553%
1.Nf3
550%
1.e3Strong
475%
1.Nc3
367%
1.b3Weak
10%
NED