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Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit

53K games from Lichess · Updated January 2026

Playable
White Expected Score50.2%Range (90% confident): 49.8% – 50.5%Based on 53K games
0%50.2%100%
Range (90% confident): 49.8% – 50.5%
Outcome Distribution
48.1%4.1%47.8%
Win
Draw
Loss
4.Nxe4
Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit
Analyzen=53K
Avg Length31 moves
Sharpness96%
Draw Rate4.1%

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

Snapshot

At all ratings, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 50.2% expected score for White (we're 90% confident it's between 49.8% and 50.5%), based on 53K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Gambit BreakpointWhite

Peak: +1.7% · Breakpoint: 0-999

Traps & Chaos

Complexity: 95.8 · Trap factor: +9.8 · n=53K

White Win% by Rating

Improves with rating: 48% → 51%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 48.1% win rate (7,182 games)
  • 1000-1199: 47.2% win rate (6,368 games)
  • 1200-1399: 48.1% win rate (6,470 games)
  • 1400-1599: 47.6% win rate (7,428 games)
  • 1600-1799: 48.5% win rate (8,099 games)
  • 1800-1999: 46.8% win rate (7,825 games)
  • 2000-2199: 49.8% win rate (5,763 games)
  • 2200-2499: 49.3% win rate (3,366 games)
  • 2500+: 51.0% win rate (474 games)

White Win% by Time Control

Best in Classical (50%), worst in UltraBullet (46%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 46.1% win rate (551 games)
  • Bullet: 47.5% win rate (21,466 games)
  • Blitz: 48.6% win rate (20,505 games)
  • Rapid: 48.3% win rate (10,128 games)
  • Classical: 50.1% win rate (325 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: 46.0% expected score (11 games)
  • 0-999 rating, Bullet: 49.9% expected score (1,317 games)
  • 0-999 rating, Blitz: 50.0% expected score (3,749 games)
  • 0-999 rating, Rapid: 51.5% expected score (2,086 games)
  • 0-999 rating, Classical: 57.3% expected score (19 games)
  • 1000-1199 rating, UltraBullet: 50.0% expected score (22 games)
  • 1000-1199 rating, Bullet: 47.3% expected score (1,485 games)
  • 1000-1199 rating, Blitz: 49.8% expected score (2,770 games)
  • 1000-1199 rating, Rapid: 50.3% expected score (2,041 games)
  • 1000-1199 rating, Classical: 46.1% expected score (50 games)
  • 1200-1399 rating, UltraBullet: 50.7% expected score (77 games)
  • 1200-1399 rating, Bullet: 48.2% expected score (1,888 games)
  • 1200-1399 rating, Blitz: 49.8% expected score (2,591 games)
  • 1200-1399 rating, Rapid: 51.5% expected score (1,809 games)
  • 1200-1399 rating, Classical: 50.5% expected score (105 games)
  • 1400-1599 rating, UltraBullet: 47.6% expected score (143 games)
  • 1400-1599 rating, Bullet: 47.6% expected score (2,377 games)
  • 1400-1599 rating, Blitz: 50.3% expected score (3,316 games)
  • 1400-1599 rating, Rapid: 50.1% expected score (1,512 games)
  • 1400-1599 rating, Classical: 54.3% expected score (80 games)
  • 1600-1799 rating, UltraBullet: 44.3% expected score (164 games)
  • 1600-1799 rating, Bullet: 49.0% expected score (3,080 games)
  • 1600-1799 rating, Blitz: 52.1% expected score (3,402 games)
  • 1600-1799 rating, Rapid: 50.7% expected score (1,415 games)
  • 1600-1799 rating, Classical: 61.4% expected score (38 games)
  • 1800-1999 rating, UltraBullet: 45.5% expected score (98 games)
  • 1800-1999 rating, Bullet: 47.6% expected score (3,807 games)
  • 1800-1999 rating, Blitz: 50.8% expected score (2,919 games)
  • 1800-1999 rating, Rapid: 49.8% expected score (975 games)
  • 1800-1999 rating, Classical: 60.9% expected score (26 games)
  • 2000-2199 rating, UltraBullet: 58.9% expected score (21 games)
  • 2000-2199 rating, Bullet: 51.4% expected score (4,148 games)
  • 2000-2199 rating, Blitz: 53.7% expected score (1,329 games)
  • 2000-2199 rating, Rapid: 52.3% expected score (259 games)
  • 2000-2199 rating, Classical: 63.4% expected score (6 games)
  • 2200-2499 rating, UltraBullet: 36.2% expected score (13 games)
  • 2200-2499 rating, Bullet: 50.9% expected score (2,906 games)
  • 2200-2499 rating, Blitz: 57.2% expected score (416 games)
  • 2200-2499 rating, Rapid: 54.8% expected score (30 games)
  • 2200-2499 rating, Classical: 70.0% expected score (1 games)
  • 2500+ rating, UltraBullet: 35.7% expected score (2 games)
  • 2500+ rating, Bullet: 53.6% expected score (458 games)
  • 2500+ rating, Blitz: 74.2% expected score (13 games)
  • 2500+ rating, Rapid: 30.0% 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, Lange Gambit PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

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

The Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 48.1% (90% CI: 47.7%-48.4%) win rate for white, based on 53K rated games from Lichess.

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

The Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit performs best at 2000-2199 Elo with a 49.8% win rate for white (5.8K games). Win rate tends to decline at higher ratings as opponents know the theory better.

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

Blitz (48.6%) outperforms UltraBullet (46.1%) by 2.5%. Choose your time control wisely.

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

The Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a sharpness score of 95.9 (very decisive), meaning 95.9% of games end decisively. Average game length is 31 moves.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit win rate at 0-999 Elo?

At 0-999 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 48.1% (90% CI: 47.1%-49.1%) win rate for white, based on 7.2K Lichess games. Average game length is 27 moves with a 4.6% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 47.2% (90% CI: 46.2%-48.3%) win rate for white, based on 6.4K Lichess games. Average game length is 28 moves with a 4.2% draw rate.

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

At 1200-1399 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 48.1% (90% CI: 47.1%-49.1%) win rate for white, based on 6.5K Lichess games. Average game length is 29 moves with a 3.5% draw rate.

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

At 1400-1599 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 47.6% (90% CI: 46.6%-48.5%) win rate for white, based on 7.4K Lichess games. Average game length is 30 moves with a 3.5% draw rate.

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

At 1600-1799 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 48.5% (90% CI: 47.6%-49.4%) win rate for white, based on 8.1K Lichess games. Average game length is 31 moves with a 4.1% draw rate.

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

At 1800-1999 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 46.8% (90% CI: 45.9%-47.7%) win rate for white, based on 7.8K Lichess games. Average game length is 33 moves with a 4.5% draw rate.

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

At 2000-2199 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 49.8% (90% CI: 48.7%-50.9%) win rate for white, based on 5.8K Lichess games. Average game length is 34 moves with a 4.2% draw rate.

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

At 2200-2499 Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 49.3% (90% CI: 47.9%-50.7%) win rate for white, based on 3.4K Lichess games. Average game length is 35 moves with a 4.7% draw rate.

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

At 2500+ Elo, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 51.0% (90% CI: 47.2%-54.8%) win rate for white, based on 474 Lichess games. Average game length is 37 moves with a 6.0% draw rate.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit win rate in UltraBullet?

In UltraBullet games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 46.1% (90% CI: 42.6%-49.6%) win rate for white (551 Lichess games). Draw rate is 1.4%.

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

In Bullet games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 47.5% (90% CI: 47.0%-48.1%) win rate for white (21K Lichess games). Draw rate is 3.4%.

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

In Blitz games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 48.6% (90% CI: 48.0%-49.1%) win rate for white (21K Lichess games). Draw rate is 4.5%.

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

In Rapid games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 48.3% (90% CI: 47.5%-49.1%) win rate for white (10K Lichess games). Draw rate is 5.0%.

What is the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit win rate in Classical?

In Classical games, the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit has a 50.1% (90% CI: 45.5%-54.6%) win rate for white (325 Lichess games). Draw rate is 7.5%.

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

The Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit is statistically balanced with a 48.1% (90% CI: 47.7%-48.4%) win rate across all ratings. It performs best at 2000-2199 Elo. Your results depend on your rating, time control, and how well you know the typical plans.