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Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack

10K games from Lichess · Updated January 2026

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White Expected Score57.0%Range (90% confident): 56.2% – 57.8%Based on 10K games
0%57.0%100%
Range (90% confident): 56.2% – 57.8%
Outcome Distribution
55.4%3.2%41.4%
Win
Draw
Loss
4.Qh5
Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack
Analyzen=10K
Avg Length27 moves
Sharpness97%
Draw Rate3.2%

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack expected score for White?

Snapshot

At all ratings, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 57.0% expected score for White (we're 90% confident it's between 56.2% and 57.8%), based on 10K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Traps & Chaos

Complexity: 92.5 · Trap factor: +20.3 · n=10K

White Win% by Rating

Improves with rating: 49% → 58%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 49.4% win rate (42 games)
  • 1000-1199: 54.2% win rate (88 games)
  • 1200-1399: 51.1% win rate (252 games)
  • 1400-1599: 52.6% win rate (689 games)
  • 1600-1799: 52.7% win rate (1,353 games)
  • 1800-1999: 55.1% win rate (3,095 games)
  • 2000-2199: 55.9% win rate (3,008 games)
  • 2200-2499: 58.7% win rate (1,562 games)
  • 2500+: 58.1% win rate (361 games)

White Win% by Time Control

Best in Bullet (56%), worst in UltraBullet (24%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 23.8% win rate (9 games)
  • Bullet: 55.8% win rate (3,143 games)
  • Blitz: 55.5% win rate (5,954 games)
  • Rapid: 54.1% win rate (1,298 games)
  • Classical: 51.6% win rate (46 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, Bullet: 63.4% expected score (6 games)
  • 0-999 rating, Blitz: 50.0% expected score (25 games)
  • 0-999 rating, Rapid: 50.0% expected score (11 games)
  • 1000-1199 rating, Bullet: 51.6% expected score (30 games)
  • 1000-1199 rating, Blitz: 59.6% expected score (40 games)
  • 1000-1199 rating, Rapid: 55.5% expected score (17 games)
  • 1000-1199 rating, Classical: 30.0% expected score (1 games)
  • 1200-1399 rating, Bullet: 49.4% expected score (87 games)
  • 1200-1399 rating, Blitz: 50.4% expected score (123 games)
  • 1200-1399 rating, Rapid: 66.1% expected score (42 games)
  • 1400-1599 rating, UltraBullet: 30.0% expected score (1 games)
  • 1400-1599 rating, Bullet: 51.2% expected score (170 games)
  • 1400-1599 rating, Blitz: 54.8% expected score (430 games)
  • 1400-1599 rating, Rapid: 54.1% expected score (85 games)
  • 1400-1599 rating, Classical: 61.2% expected score (3 games)
  • 1600-1799 rating, UltraBullet: 29.0% expected score (8 games)
  • 1600-1799 rating, Bullet: 54.8% expected score (293 games)
  • 1600-1799 rating, Blitz: 54.8% expected score (811 games)
  • 1600-1799 rating, Rapid: 53.2% expected score (222 games)
  • 1600-1799 rating, Classical: 54.9% expected score (19 games)
  • 1800-1999 rating, Bullet: 55.8% expected score (687 games)
  • 1800-1999 rating, Blitz: 57.6% expected score (1,886 games)
  • 1800-1999 rating, Rapid: 54.2% expected score (510 games)
  • 1800-1999 rating, Classical: 35.2% expected score (12 games)
  • 2000-2199 rating, Bullet: 56.3% expected score (866 games)
  • 2000-2199 rating, Blitz: 57.7% expected score (1,773 games)
  • 2000-2199 rating, Rapid: 58.4% expected score (358 games)
  • 2000-2199 rating, Classical: 70.0% expected score (11 games)
  • 2200-2499 rating, Bullet: 60.4% expected score (710 games)
  • 2200-2499 rating, Blitz: 60.4% expected score (800 games)
  • 2200-2499 rating, Rapid: 72.5% expected score (52 games)
  • 2500+ rating, Bullet: 61.0% expected score (294 games)
  • 2500+ rating, Blitz: 59.7% expected score (66 games)
  • 2500+ rating, Rapid: 50.0% expected score (1 games)

Related Openings

Parent
Blackmar-Diemer Gambit
48.0%
Variations (5)
Blackmar-Diemer Gambit: Blackmar Gambit
50.9%
Blackmar-Diemer Gambit: Diemer-Rosenberg Attack
47.8%
Blackmar-Diemer Gambit: Fritz Attack
46.2%
Blackmar-Diemer Gambit: Lemberger Countergambit
44.4%
Blackmar-Diemer Gambit: Lemberger Countergambit, Endgame Variation
45.9%
Analyze Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate?

The Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 55.4% (90% CI: 54.6%-56.2%) win rate for white, based on 10K rated games from Lichess.

At what rating does the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack perform best?

The Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack performs best at 2200-2499 Elo with a 58.7% win rate for white (1.6K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack better in blitz or rapid?

Bullet (55.8%) outperforms Rapid (54.1%) by 1.7%. Choose your time control wisely.

How sharp is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack?

The Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a sharpness score of 96.8 (very decisive), meaning 96.8% of games end decisively. Average game length is 27 moves.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 51.1% (90% CI: 45.9%-56.2%) win rate for white, based on 252 Lichess games. Average game length is 22 moves with a 3.4% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 52.6% (90% CI: 49.5%-55.8%) win rate for white, based on 689 Lichess games. Average game length is 23 moves with a 2.2% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 52.7% (90% CI: 50.4%-54.9%) win rate for white, based on 1.4K Lichess games. Average game length is 26 moves with a 3.3% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 55.1% (90% CI: 53.6%-56.5%) win rate for white, based on 3.1K Lichess games. Average game length is 27 moves with a 2.9% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 55.9% (90% CI: 54.4%-57.4%) win rate for white, based on 3.0K Lichess games. Average game length is 28 moves with a 3.0% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 58.7% (90% CI: 56.6%-60.7%) win rate for white, based on 1.6K Lichess games. Average game length is 31 moves with a 4.3% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate at 2500+ Elo?

At 2500+ Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 58.1% (90% CI: 53.8%-62.3%) win rate for white, based on 361 Lichess games. Average game length is 33 moves with a 5.4% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate in Bullet?

In Bullet games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 55.8% (90% CI: 54.4%-57.3%) win rate for white (3.1K Lichess games). Draw rate is 2.2%.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate in Blitz?

In Blitz games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 55.5% (90% CI: 54.4%-56.5%) win rate for white (6.0K Lichess games). Draw rate is 3.5%.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack win rate in Rapid?

In Rapid games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack has a 54.1% (90% CI: 51.9%-56.4%) win rate for white (1.3K Lichess games). Draw rate is 4.3%.

Is the Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack a good opening?

The Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack is statistically favors white with a 55.4% (90% CI: 54.6%-56.2%) win rate across all ratings. It performs best at 2200-2499 Elo. Your results depend on your rating, time control, and how well you know the typical plans.