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Blackmar-Diemer Gambit Accepted: Bogoljubow Defense

61K games from Lichess · Updated January 2026

Playable
Black Expected Score51.3%Range (90% confident): 50.9% – 51.6%Based on 61K games
0%51.3%100%
Range (90% confident): 50.9% – 51.6%
Outcome Distribution
49.4%3.7%46.9%
Win
Draw
Loss
5...g6
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense
Analyzen=61K
Avg Length32 moves
Sharpness96%
Draw Rate3.7%

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense expected score for Black?

Snapshot

At all ratings, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 51.3% expected score for Black (we're 90% confident it's between 50.9% and 51.6%), based on 61K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Time-Control Swing

Max swing: 10.7% · Bullet best · Classical worst

Black Win% by Rating

Declines with rating: 51% → 45%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 50.5% win rate (425 games)
  • 1000-1199: 51.6% win rate (1,462 games)
  • 1200-1399: 49.9% win rate (3,128 games)
  • 1400-1599: 49.8% win rate (6,243 games)
  • 1600-1799: 50.5% win rate (11,033 games)
  • 1800-1999: 49.6% win rate (16,178 games)
  • 2000-2199: 49.3% win rate (13,328 games)
  • 2200-2499: 47.0% win rate (7,800 games)
  • 2500+: 45.4% win rate (1,403 games)

Black Win% by Time Control

Best in Classical (56%), worst in Bullet (48%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 50.4% win rate (178 games)
  • Bullet: 47.7% win rate (21,042 games)
  • Blitz: 49.8% win rate (30,445 games)
  • Rapid: 51.7% win rate (8,978 games)
  • Classical: 55.6% win rate (357 games)

Black% 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: 30.0% expected score (1 games)
  • 0-999 rating, Bullet: 51.9% expected score (132 games)
  • 0-999 rating, Blitz: 50.7% expected score (232 games)
  • 0-999 rating, Rapid: 54.1% expected score (60 games)
  • 1000-1199 rating, UltraBullet: 78.6% expected score (2 games)
  • 1000-1199 rating, Bullet: 50.4% expected score (429 games)
  • 1000-1199 rating, Blitz: 54.2% expected score (755 games)
  • 1000-1199 rating, Rapid: 53.5% expected score (276 games)
  • 1200-1399 rating, UltraBullet: 73.6% expected score (7 games)
  • 1200-1399 rating, Bullet: 49.8% expected score (908 games)
  • 1200-1399 rating, Blitz: 52.4% expected score (1,616 games)
  • 1200-1399 rating, Rapid: 50.3% expected score (578 games)
  • 1200-1399 rating, Classical: 37.8% expected score (19 games)
  • 1400-1599 rating, UltraBullet: 51.9% expected score (25 games)
  • 1400-1599 rating, Bullet: 49.5% expected score (1,584 games)
  • 1400-1599 rating, Blitz: 51.1% expected score (3,410 games)
  • 1400-1599 rating, Rapid: 54.4% expected score (1,196 games)
  • 1400-1599 rating, Classical: 53.4% expected score (28 games)
  • 1600-1799 rating, UltraBullet: 61.0% expected score (58 games)
  • 1600-1799 rating, Bullet: 49.4% expected score (3,038 games)
  • 1600-1799 rating, Blitz: 52.6% expected score (5,627 games)
  • 1600-1799 rating, Rapid: 54.8% expected score (2,214 games)
  • 1600-1799 rating, Classical: 59.2% expected score (96 games)
  • 1800-1999 rating, UltraBullet: 54.3% expected score (45 games)
  • 1800-1999 rating, Bullet: 48.7% expected score (4,383 games)
  • 1800-1999 rating, Blitz: 51.7% expected score (8,943 games)
  • 1800-1999 rating, Rapid: 54.9% expected score (2,686 games)
  • 1800-1999 rating, Classical: 63.1% expected score (121 games)
  • 2000-2199 rating, UltraBullet: 36.7% expected score (21 games)
  • 2000-2199 rating, Bullet: 50.1% expected score (4,631 games)
  • 2000-2199 rating, Blitz: 52.0% expected score (7,025 games)
  • 2000-2199 rating, Rapid: 52.6% expected score (1,562 games)
  • 2000-2199 rating, Classical: 57.8% expected score (89 games)
  • 2200-2499 rating, UltraBullet: 30.7% expected score (14 games)
  • 2200-2499 rating, Bullet: 48.3% expected score (4,703 games)
  • 2200-2499 rating, Blitz: 51.1% expected score (2,675 games)
  • 2200-2499 rating, Rapid: 50.3% expected score (404 games)
  • 2200-2499 rating, Classical: 50.0% expected score (4 games)
  • 2500+ rating, UltraBullet: 27.0% expected score (5 games)
  • 2500+ rating, Bullet: 49.1% expected score (1,234 games)
  • 2500+ rating, Blitz: 38.7% expected score (162 games)
  • 2500+ rating, Rapid: 50.0% expected score (2 games)

Related Openings

Parent
Blackmar-Diemer Gambit Accepted
50.9%
Variations (5)
Blackmar-Diemer Gambit Accepted: Ryder Gambit
54.2%
Blackmar-Diemer Gambit Accepted: Teichmann Defense
53.2%
Blackmar-Diemer Gambit Accepted: Euwe Defense
58.8%
Blackmar-Diemer Gambit Accepted: Ziegler Defense
55.2%
Blackmar-Diemer Gambit Accepted: Pietrowsky Defense
53.4%
Continuations (4)
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Studier Attack
52.0%
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Nimzowitsch Attack
47.9%
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Kloss Attack
47.1%
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Mad Dog Attack
50.1%
Analyze Blackmar-Diemer Gambit Accepted: Bogoljubow Defense PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate?

The Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 46.9% (90% CI: 46.6%-47.2%) win rate for white, based on 61K rated games from Lichess.

At what rating does the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense perform best?

The Blackmar-Diemer Gambit Accepted: Bogoljubow Defense performs best at 2500+ Elo with a 49.9% win rate for white (1.4K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense better in blitz or rapid?

Bullet (49.3%) outperforms Classical (38.6%) by 10.7%. Choose your time control wisely.

How sharp is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense?

The Blackmar-Diemer Gambit Accepted: Bogoljubow Defense 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 Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 0-999 Elo?

At 0-999 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 47.7% (90% CI: 43.7%-51.7%) win rate for white, based on 425 Lichess games. Average game length is 25 moves with a 1.8% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 45.6% (90% CI: 43.5%-47.8%) win rate for white, based on 1.5K Lichess games. Average game length is 28 moves with a 2.8% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 47.5% (90% CI: 46.1%-49.0%) win rate for white, based on 3.1K Lichess games. Average game length is 29 moves with a 2.6% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 47.2% (90% CI: 46.2%-48.3%) win rate for white, based on 6.2K Lichess games. Average game length is 30 moves with a 2.9% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 46.0% (90% CI: 45.2%-46.8%) win rate for white, based on 11K Lichess games. Average game length is 31 moves with a 3.5% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 46.6% (90% CI: 46.0%-47.3%) win rate for white, based on 16K Lichess games. Average game length is 33 moves with a 3.7% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 46.5% (90% CI: 45.8%-47.2%) win rate for white, based on 13K Lichess games. Average game length is 34 moves with a 4.2% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 48.4% (90% CI: 47.5%-49.4%) win rate for white, based on 7.8K Lichess games. Average game length is 35 moves with a 4.5% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate at 2500+ Elo?

At 2500+ Elo, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 49.9% (90% CI: 47.8%-52.1%) win rate for white, based on 1.4K Lichess games. Average game length is 38 moves with a 4.7% draw rate.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate in UltraBullet?

In UltraBullet games, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 46.0% (90% CI: 39.9%-52.1%) win rate for white (178 Lichess games). Draw rate is 3.6%.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate in Bullet?

In Bullet games, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 49.3% (90% CI: 48.8%-49.9%) win rate for white (21K Lichess games). Draw rate is 3.0%.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate in Blitz?

In Blitz games, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 46.2% (90% CI: 45.7%-46.6%) win rate for white (30K Lichess games). Draw rate is 4.0%.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate in Rapid?

In Rapid games, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 44.0% (90% CI: 43.2%-44.9%) win rate for white (9.0K Lichess games). Draw rate is 4.3%.

What is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense win rate in Classical?

In Classical games, the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense has a 38.6% (90% CI: 34.4%-42.9%) win rate for white (357 Lichess games). Draw rate is 5.7%.

Is the Blackmar-Diemer Gambit Accepted: Bogoljubow Defense a good opening?

The Blackmar-Diemer Gambit Accepted: Bogoljubow Defense is statistically balanced with a 46.9% (90% CI: 46.6%-47.2%) 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.