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Nimzowitsch Defense: Kennedy Variation, Keres Attack

215K games from Lichess · Updated January 2026

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White Expected Score54.4%Range (90% confident): 54.2% – 54.6%Based on 215K games
0%54.4%100%
Range (90% confident): 54.2% – 54.6%
Outcome Distribution
52.5%3.7%43.8%
Win
Draw
Loss
4.Nc3
Nimzowitsch Defense: Kennedy Variation, Keres Attack
Analyzen=215K
Avg Length32 moves
Sharpness96%
Draw Rate3.7%

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack expected score for White?

Snapshot

At all ratings, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 54.4% expected score for White (we're 90% confident it's between 54.2% and 54.6%), based on 215K Lichess games.

White Win% by Rating

Improves with rating: 50% → 56%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 49.9% win rate (15,041 games)
  • 1000-1199: 52.9% win rate (24,481 games)
  • 1200-1399: 52.3% win rate (34,474 games)
  • 1400-1599: 52.2% win rate (38,626 games)
  • 1600-1799: 52.5% win rate (36,225 games)
  • 1800-1999: 52.6% win rate (30,540 games)
  • 2000-2199: 52.5% win rate (20,460 games)
  • 2200-2499: 55.0% win rate (13,092 games)
  • 2500+: 56.3% win rate (2,207 games)

White Win% by Time Control

Best in Classical (56%), worst in Blitz (52%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 53.2% win rate (1,187 games)
  • Bullet: 52.4% win rate (94,916 games)
  • Blitz: 52.4% win rate (91,348 games)
  • Rapid: 52.8% win rate (26,884 games)
  • Classical: 56.2% win rate (811 games)

White% by Rating × Time Control

Click any cell to filter. Green = above 50%, Red = below 50%.

RatingUBBulleBlitzRapidClass
0-999
1000-1199
1200-1399
1400-1599
1600-1799
1800-1999
2000-2199
2200-2499
2500+—

Expected score matrix by rating bracket and time control

  • 0-999 rating, UltraBullet: 36.2% expected score (42 games)
  • 0-999 rating, Bullet: 49.7% expected score (4,861 games)
  • 0-999 rating, Blitz: 53.3% expected score (6,738 games)
  • 0-999 rating, Rapid: 52.2% expected score (3,379 games)
  • 0-999 rating, Classical: 47.8% expected score (21 games)
  • 1000-1199 rating, UltraBullet: 53.6% expected score (124 games)
  • 1000-1199 rating, Bullet: 53.4% expected score (9,747 games)
  • 1000-1199 rating, Blitz: 55.2% expected score (10,425 games)
  • 1000-1199 rating, Rapid: 56.3% expected score (4,100 games)
  • 1000-1199 rating, Classical: 50.0% expected score (85 games)
  • 1200-1399 rating, UltraBullet: 50.9% expected score (176 games)
  • 1200-1399 rating, Bullet: 52.6% expected score (14,738 games)
  • 1200-1399 rating, Blitz: 54.4% expected score (14,574 games)
  • 1200-1399 rating, Rapid: 56.6% expected score (4,795 games)
  • 1200-1399 rating, Classical: 59.1% expected score (191 games)
  • 1400-1599 rating, UltraBullet: 55.3% expected score (302 games)
  • 1400-1599 rating, Bullet: 53.0% expected score (15,274 games)
  • 1400-1599 rating, Blitz: 54.5% expected score (17,698 games)
  • 1400-1599 rating, Rapid: 55.3% expected score (5,136 games)
  • 1400-1599 rating, Classical: 54.6% expected score (216 games)
  • 1600-1799 rating, UltraBullet: 54.2% expected score (370 games)
  • 1600-1799 rating, Bullet: 54.2% expected score (14,778 games)
  • 1600-1799 rating, Blitz: 53.9% expected score (15,964 games)
  • 1600-1799 rating, Rapid: 56.2% expected score (4,939 games)
  • 1600-1799 rating, Classical: 59.2% expected score (174 games)
  • 1800-1999 rating, UltraBullet: 57.0% expected score (107 games)
  • 1800-1999 rating, Bullet: 54.8% expected score (13,056 games)
  • 1800-1999 rating, Blitz: 54.6% expected score (14,118 games)
  • 1800-1999 rating, Rapid: 54.1% expected score (3,155 games)
  • 1800-1999 rating, Classical: 66.1% expected score (104 games)
  • 2000-2199 rating, UltraBullet: 67.9% expected score (32 games)
  • 2000-2199 rating, Bullet: 54.7% expected score (10,382 games)
  • 2000-2199 rating, Blitz: 54.9% expected score (8,819 games)
  • 2000-2199 rating, Rapid: 52.6% expected score (1,212 games)
  • 2000-2199 rating, Classical: 68.2% expected score (15 games)
  • 2200-2499 rating, UltraBullet: 53.4% expected score (28 games)
  • 2200-2499 rating, Bullet: 56.5% expected score (10,044 games)
  • 2200-2499 rating, Blitz: 59.0% expected score (2,849 games)
  • 2200-2499 rating, Rapid: 58.7% expected score (166 games)
  • 2200-2499 rating, Classical: 73.1% expected score (5 games)
  • 2500+ rating, UltraBullet: 70.0% expected score (6 games)
  • 2500+ rating, Bullet: 59.2% expected score (2,036 games)
  • 2500+ rating, Blitz: 59.1% expected score (163 games)
  • 2500+ rating, Rapid: 64.3% expected score (2 games)

Related Openings

Parent
Nimzowitsch Defense
50.3%
Variations (5)
Nimzowitsch Defense: Breyer Variation
51.7%
Nimzowitsch Defense: Colorado Countergambit
45.9%
Nimzowitsch Defense: Colorado Countergambit Accepted
47.4%
Nimzowitsch Defense: Declined Variation
49.6%
Nimzowitsch Defense: El Columpio Defense
51.4%
Analyze Nimzowitsch Defense: Kennedy Variation, Keres Attack PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate?

The Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.5% (90% CI: 52.3%-52.7%) win rate for white, based on 215K rated games from Lichess.

At what rating does the Nimzowitsch Defense: Kennedy Variation, Keres Attack perform best?

The Nimzowitsch Defense: Kennedy Variation, Keres Attack performs best at 2500+ Elo with a 56.3% win rate for white (2.2K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Nimzowitsch Defense: Kennedy Variation, Keres Attack better in blitz or rapid?

Classical (56.2%) outperforms UltraBullet (53.2%) by 3.0%. Choose your time control wisely.

How sharp is the Nimzowitsch Defense: Kennedy Variation, Keres Attack?

The Nimzowitsch Defense: Kennedy Variation, Keres Attack has a sharpness score of 96.3 (very decisive), meaning 96.3% of games end decisively. Average game length is 32 moves.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 0-999 Elo?

At 0-999 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 49.9% (90% CI: 49.2%-50.5%) win rate for white, based on 15K Lichess games. Average game length is 27 moves with a 3.9% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.9% (90% CI: 52.4%-53.4%) win rate for white, based on 24K Lichess games. Average game length is 29 moves with a 3.4% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.3% (90% CI: 51.8%-52.7%) win rate for white, based on 34K Lichess games. Average game length is 30 moves with a 3.3% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.2% (90% CI: 51.8%-52.6%) win rate for white, based on 39K Lichess games. Average game length is 31 moves with a 3.6% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.5% (90% CI: 52.1%-52.9%) win rate for white, based on 36K Lichess games. Average game length is 33 moves with a 3.6% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.6% (90% CI: 52.2%-53.1%) win rate for white, based on 31K Lichess games. Average game length is 34 moves with a 4.1% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.5% (90% CI: 51.9%-53.1%) win rate for white, based on 20K Lichess games. Average game length is 35 moves with a 4.3% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 55.0% (90% CI: 54.3%-55.7%) win rate for white, based on 13K Lichess games. Average game length is 36 moves with a 4.2% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate at 2500+ Elo?

At 2500+ Elo, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 56.3% (90% CI: 54.5%-58.0%) win rate for white, based on 2.2K Lichess games. Average game length is 38 moves with a 6.0% draw rate.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate in UltraBullet?

In UltraBullet games, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 53.2% (90% CI: 50.8%-55.6%) win rate for white (1.2K Lichess games). Draw rate is 1.6%.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate in Bullet?

In Bullet games, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.4% (90% CI: 52.1%-52.7%) win rate for white (95K Lichess games). Draw rate is 3.0%.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate in Blitz?

In Blitz games, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.4% (90% CI: 52.2%-52.7%) win rate for white (91K Lichess games). Draw rate is 4.2%.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate in Rapid?

In Rapid games, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 52.8% (90% CI: 52.3%-53.3%) win rate for white (27K Lichess games). Draw rate is 4.7%.

What is the Nimzowitsch Defense: Kennedy Variation, Keres Attack win rate in Classical?

In Classical games, the Nimzowitsch Defense: Kennedy Variation, Keres Attack has a 56.2% (90% CI: 53.3%-59.0%) win rate for white (811 Lichess games). Draw rate is 3.5%.

Is the Nimzowitsch Defense: Kennedy Variation, Keres Attack a good opening?

The Nimzowitsch Defense: Kennedy Variation, Keres Attack is statistically favors white with a 52.5% (90% CI: 52.3%-52.7%) win rate across all ratings. It performs best at 2500+ Elo. Your results depend on your rating, time control, and how well you know the typical plans.