Player profile
Petersohn, Sadko
Dossier
13 of 14 games analyzed.
Accuracy: 88.1%
Opened d4: 7/7
Castled kingside: 11Same-side castling: 10Did not castle: 2Opposite-side castling: 1
Fianchettoed kingside: 9Played on the kingside: 4Fianchettoed queenside: 3Played in the center: 3Played on the queenside: 2
Space advantage: 12Initiated exchanges: 8Kept the bishop pair: 8Sacrificed material: 7Active pieces: 7Isolated pawn: 6Backward pawn: 6Missed tactics: 3Played gambits: 1Avoided exchanges: 1
Openings
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As White 8 games 5W 1D 2L
Queen's Pawn Game 2 games 1W 1D 0L
Symmetrical Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Catalan Opening 2 games 2W 0D 0L
Closed 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Queen's Gambit Accepted 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Indian Defense 1 game 1W 0D 0L
Wade-Tartakower Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 0W 0D 1L
Tarrasch Defense 1 game 0W 0D 1L
Pseudo-Tarrasch
1 game
0W
0D
1L
Slav Defense 1 game 1W 0D 0L
Modern Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 6 games 1W 0D 5L
French Defense 3 games 0W 0D 3L
King's Indian Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Schlechter Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Advance Variation 1 game 0W 0D 1L
Wade Variation
1 game
0W
0D
1L
Indian Defense 1 game 0W 0D 1L
Accelerated London System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Pawn Game 1 game 1W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 54
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 14 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.04.04 | Grenke Chess Festival 2026 Streamer | 4.4 | 2026.04.04 Bob, Alexandra (1990896) (1564) | 0 | 79.20% | 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 | |
| 2025.12.30 | Round 7: Kalinina, Larisa - Petersohn, Sadko | 7.16 | 2025.12.30 Kalinina, Larisa (14106361) (2057) | 0 | 84.10% | 1. e4 e6 2. d3 d5 3. Qe2 dxe4 | |
| 2025.12.30 | Round 6: Petersohn, Sadko - Hess, Juergen | 6.29 | 2025.12.30 Hess, Juergen (24668664) (1888) | ½ | 86.50% | 1. d4 Nf6 2. Nf3 d5 3. c4 e6 | |
| 2025.12.29 | Round 5: von Zimmermann, Georg - Petersohn, Sadko | 5.10 | 2025.12.29 von Zimmermann, Georg (4663284) (2099) | 0 | 82.90% | 1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 | |
| 2025.12.29 | Round 4: Petersohn, Sadko - Birken, Michael | 4.21 | 2025.12.29 Birken, Michael (34600892) (1972) | 1 | 94.30% | 1. d4 Nf6 2. Nf3 d6 3. c4 g6 | |
| 2025.12.28 | Round 3: Garde, Guillaume - Petersohn, Sadko | 3.5 | 2025.12.28 Garde, Guillaume (45138273) (2241) | 0 | 88.30% | 1. e4 e6 2. d4 d5 3. Bd3 dxe4 | |
| 2025.12.28 | Round 2: Petersohn, Sadko - Friesen, Arthur | 2.34 | 2025.12.28 Friesen, Arthur (16284054) (1933) | 1 | - | 1. d4 Nf6 2. Nf3 d5 3. c4 e6 | |
| 2024.05.12 | 3. Itzehoer Schach Open | 7 | 2024.05.12 Aghayari, Farhin (34671412) (1644) | 1 | 88.70% | 1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 | |
| 2024.05.11 | 3. Itzehoer Schach Open | 6 | 2024.05.11 Trapp, Hannes (16205510) (1839) | 0 | 84.90% | 1. d4 d5 2. Nf3 e6 3. c4 c5 | |
| 2024.05.11 | 3. Itzehoer Schach Open | 5 | 2024.05.11 Charchulla, Moritz (34607579) (1632) | 1 | 90.40% | 1. d4 Nf6 2. Nf3 d5 3. c4 c6 | |
| 2024.05.10 | 3. Itzehoer Schach Open | 4 | 2024.05.10 Peschke, Andres (22287639) (1936) | 0 | 84.20% | 1. Nf3 Nf6 2. g3 c5 3. d3 d5 | |
| 2024.05.10 | 3. Itzehoer Schach Open | 3 | 2024.05.10 Khattar, Ranvir Singh (34626921) (1547) | 1 | 98.80% | 1. d4 d5 2. Nf3 Nf6 3. c4 e6 | |
| 2024.05.09 | 3. Itzehoer Schach Open | 2 | 2024.05.09 Malchereck, Zion (16269233) (1968) | 0 | 86.10% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2024.05.09 | 3. Itzehoer Schach Open (37-58) | 1 | 2024.05.09 Schartl, Magnus (34685812) | 1 | 96.90% | 1. d4 c6 2. c4 d5 3. Nf3 Bg4 |