Player profile
Koppen, Harald
Dossier
8 of 8 games analyzed.
Accuracy: 79%
Opened e4: 4/4
Castled kingside: 6Same-side castling: 4Castled queenside: 2Opposite-side castling: 2
Played in the center: 3Played on the kingside: 3Fianchettoed queenside: 1Played on the queenside: 1
Active pieces: 8Space advantage: 6Initiated exchanges: 6Kept the bishop pair: 4Sacrificed material: 4Backward pawn: 3Missed tactics: 2Isolated pawn: 1
Openings
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As White 4 games 2W 0D 2L
Sicilian Defense 2 games 1W 0D 1L
Kan Variation 1 game 1W 0D 0L
Modern Variation
1 game
1W
0D
0L
Najdorf Variation 1 game 0W 0D 1L
English Attack
1 game
0W
0D
1L
Caro-Kann Defense 1 game 1W 0D 0L
Advance Variation 1 game 1W 0D 0L
Short Variation
1 game
1W
0D
0L
Petrov's Defense 1 game 0W 0D 1L
Nimzowitsch Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 4 games 1W 2D 1L
Italian Game 2 games 1W 1D 0L
Classical Variation 1 game 1W 0D 0L
Giuoco Pianissimo, with a6
1 game
1W
0D
0L
Giuoco Pianissimo 1 game 0W 1D 0L
Italian Four Knights Variation
1 game
0W
1D
0L
Ruy Lopez 1 game 0W 1D 0L
Closed 1 game 0W 1D 0L
Breyer Defense, Zaitsev Hybrid
1 game
0W
1D
0L
Four Knights Game 1 game 0W 0D 1L
Gunsberg Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 32
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 8 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.01.01 | Staufer Blitzk?nig 2026 | 9.22 | 2026.01.01 Kemper, Yannick (12977470) (1887) | 1 | 98.70% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 8.18 | 2026.01.01 Kutzner, Stephen (4695542) (2115) | ½ | 72.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 7.14 | 2026.01.01 Alpaslan, Utku (26350416) | 0 | 80.10% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 6.6 | 2026.01.01 Braeuning, Rudolf Wilhelm (4602218) (2287) | 0 | 84.90% | 1. e4 e5 2. Nf3 Nc6 3. a3 Nf6 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 5.12 | 2026.01.01 Schreidl, Michael (16265750) (2098) | 1 | 99.20% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 4.21 | 2026.01.01 Huang, Luca Hanson (16279182) | 1 | 35.50% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 3.13 | 2026.01.01 Boder, Jan (16243226) (2280) | 0 | 75.90% | 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 | |
| 2026.01.01 | Staufer Blitzk?nig 2026 | 2.13 | 2026.01.01 Ronge, Tim (12955418) (2179) | ½ | 85.10% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 |