Player profile
Tomaszewski, Stefan
Dossier
5 of 5 games analyzed.
Accuracy: 88.2%
Opened d4: 2/2
Castled kingside: 5Same-side castling: 4
Fianchettoed kingside: 5Played on the queenside: 2Played on the kingside: 1Fianchettoed queenside: 1Played in the center: 1
Kept the bishop pair: 5Active pieces: 4Missed tactics: 4Sacrificed material: 4Backward pawn: 3Space advantage: 3Isolated pawn: 2Played gambits: 2Avoided exchanges: 1
Openings
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As White 2 games 2W 0D 0L
Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Horwitz Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 3 games 2W 0D 1L
French Defense 2 games 1W 0D 1L
Queen's Knight 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Knight Variation 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
Blunders Top 4 of 34
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 5 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.06.10 | Security_Chess_2026 | 6.3 | 2026.06.10 Giwer, Artur | 1 | 89.30% | 1. e4 e6 2. Nc3 c6 3. Bc4 d5 | |
| 2026.06.10 | Security_Chess_2026 | 5.2 | 2026.06.10 Madej, Zbigniew | 1 | 81.70% | 1. d4 Nf6 2. c3 d5 3. Nd2 e6 | |
| 2026.06.10 | Security_Chess_2026 | 4.3 | 2026.06.10 Baracz, Kamil | 1 | 96.30% | 1. d4 d5 2. Bf4 c6 3. e3 Nf6 | |
| 2026.06.09 | Security_Chess_2026 | 8.1 | 2026.06.09 Binkowski, Jan (91171350) | 0 | 86.10% | 1. e4 e6 2. Nf3 c6 3. d4 g6 | |
| 2026.06.09 | Security_Chess_2026 | 7.1 | 2026.06.09 Sidor, Michal | 1 | 87.60% | 1. d4 e6 2. c3 d5 3. Nd2 Nc6 |