Igor Lempert
IMUkraineborn 1969FIDE ID 14102714
Rating & statistics
FIDE rating lists · Sep 2023 – Sep 20262440
2480
2459 · Sep 2023
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Sep 2023Oct 2026
2459Classical
2459peak, Jan 2001
224games
100wins, 45%
70draws, 31%
54losses, 24%
Play style
before facing themWhat you need to know before facing themPlays 96.1% better with black
Very precise: only 0.0 blunders/game
Dominates 1.d4 as 
(68% in 108 games)
(68% in 108 games)Vulnerable to 1.Nf3 
(only 42%)
(only 42%)Play against Lempert's Twin
Their real openings, level & style
Practice against a bot that uses their real openings and playing style
Based on 224 games
Openings
224 gamesBased on 224 player gamesWeaknesses
where they slip as ♔ WhiteNo significant weaknesses detected as white
Strengths
what holds up for them as ♔ WhiteNimzo-Indian: Leningrad1.d4 ♞f6 2.c4 e6 3.♞c3 ♝b4 4.♝g513 games61.5%wins
Deep analysis
Stockfish · Classical · 1 analyzedStockfish · Classical games · 1 analyzedAccuracy by phase
Opening
97.0%
Middlegame
95.3%
Endgame
96.9%
Clutch factor
0%Winning (+2)Winning (+2)
85%0g
EqualEqual position
96%1g
Losing (−2)Losing (−2)
85%0g
Accuracy under pressure barely drops when losing.
Problematic pieces
0%
0 err
0%
0 err
0%
0 err
0%
0 err
0%
0 err
0%
0 err
Critical moment
Move 30 avg0%
0%
0%
0%
0%
Error heatmap · Critical squaresError heatmap
Insufficient data
Critical blunders
Tactical errors analyzed with StockfishNo blunders recorded
Recent games
224 gamesCherniaev, Alexander(2430)
Erevan open · 1 Sept 1996
Chibukhchian, Artur(2310)
Erevan open · 1 Sept 1996
Roos, Daniel(2435)
Vilnius tt · 1 Jan 1995
Gurevich, Vladimir
Orel · 1 Jan 1995
Pushkov, Nikolai(2505)
Orel · 1 Jan 1995
Dyachkov, Sergej(2490)
Orel · 1 Jan 1995
Repertoire
PROTime controls · Years · Events
224 games in scope
8
76
5
4
3
2
1a
b
c
defghExplore the repertoireevery move played, ranked by frequency
111 games53%W28%D19%L
111games in this linewon 53%, drew 28%, lost 19%
Move
1. d4
108Sept 199654%28%18%
68%1. e4
3—33%33%34%
50%