Player profile
Koseoglu, Omer Umut
Dossier
32 of 35 games analyzed.
Accuracy: 91.6%
Opened e4: 10/15Opened d4: 5/15
Castled kingside: 28Same-side castling: 24Did not castle: 4Opposite-side castling: 1
Played in the center: 12Played on the queenside: 12Fianchettoed queenside: 8Played on the kingside: 5Fianchettoed kingside: 4
Active pieces: 26Initiated exchanges: 22Isolated pawn: 18Backward pawn: 18Sacrificed material: 18Space advantage: 16Kept the bishop pair: 15Missed tactics: 4Avoided exchanges: 3Played gambits: 1
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 17 games 7W 4D 6L
Sicilian Defense 5 games 2W 2D 1L
Closed 3 games 1W 1D 1L
Traditional
3 games
1W
1D
1L
Lasker-Pelikan Variation 1 game 0W 1D 0L
Sveshnikov Variation
1 game
0W
1D
0L
Kan Variation 1 game 1W 0D 0L
Polugaevsky Variation
1 game
1W
0D
0L
French Defense 3 games 2W 0D 1L
Winawer Variation 1 game 1W 0D 0L
Advance Variation
1 game
1W
0D
0L
Tarrasch Variation 1 game 0W 0D 1L
Guimard Defense, Main Line
1 game
0W
0D
1L
Exchange Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Pirc Defense 2 games 0W 1D 1L
Sveshnikov System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Byrne Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Ruy Lopez 1 game 0W 0D 1L
Closed 1 game 0W 0D 1L
Chigorin Defense
1 game
0W
0D
1L
St. George Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Benko Gambit Accepted 1 game 0W 0D 1L
Dlugy Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Slav Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 1W 0D 0L
Janowski Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Rapport-Jobava System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Reshevsky Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 18 games 6W 7D 5L
Sicilian Defense 7 games 3W 2D 2L
Alapin Variation 2 games 1W 1D 0L
Smith-Morra Declined
1 game
1W
0D
0L
(unspecified)
1 game
0W
1D
0L
Accelerated Dragon 1 game 0W 0D 1L
Maróczy Bind
1 game
0W
0D
1L
Pin Variation 1 game 0W 1D 0L
Koch Variation
1 game
0W
1D
0L
Wing Gambit 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Four Knights Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Closed 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Defense 2 games 1W 1D 0L
King's Indian Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Gambit Declined 2 games 0W 0D 2L
Exchange Variation 1 game 0W 0D 1L
Positional Variation
1 game
0W
0D
1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Ruy Lopez 1 game 0W 1D 0L
Morphy Defense 1 game 0W 1D 0L
Arkhangelsk Variation
1 game
0W
1D
0L
Queen's Pawn Game 1 game 0W 1D 0L
Modern Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 1W 0D 0L
Anglo-Indian Defense 1 game 1W 0D 0L
King's Knight Variation
1 game
1W
0D
0L
Dutch Defense 1 game 0W 1D 0L
Rubinstein Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Kmoch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 1 game 0W 0D 1L
Keres Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Réti Opening 1 game 0W 1D 0L
Advance Variation 1 game 0W 1D 0L
Navara Gambit
1 game
0W
1D
0L
Blunders Top 4 of 100
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 35 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.05.18 | Round 10: Humbatova, Nazli - Koseoglu, Omer Umut | 10.2 | 2026.05.18 Humbatova, Nazli (13416839) (1810) | ½ | 91.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.05.18 | Round 9: Koseoglu, Omer Umut - Maksimovic, Branimir | 9.2 | 2026.05.18 Maksimovic, Branimir (901490) (2173) | 1 | 85.00% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2026.05.17 | Round 8: Demir, Mustafa Erkan - Koseoglu, Omer Umut | 8.3 | 2026.05.17 Demir, Mustafa Erkan (44536402) (1852) | 1 | 94.40% | 1. e4 e6 2. d3 d5 3. Nd2 Nf6 | |
| 2026.05.17 | Round 6: Koseoglu, Omer Umut - Altun, Arda | 6.3 | 2026.05.17 Altun, Arda (34511580) (2038) | 0 | 89.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.05.16 | Round 5: Koseoglu, Omer Umut - Humbatova, Nazli | 5.2 | 2026.05.16 Humbatova, Nazli (13416839) (1810) | ½ | 92.60% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.05.16 | Round 4: Maksimovic, Branimir - Koseoglu, Omer Umut | 4.2 | 2026.05.16 Maksimovic, Branimir (901490) (2173) | 0 | - | 1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 | |
| 2026.05.16 | Round 3: Koseoglu, Omer Umut - Demir, Mustafa Erkan | 3.3 | 2026.05.16 Demir, Mustafa Erkan (44536402) (1852) | 1 | 86.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.05.15 | Round 1: Altun, Arda - Koseoglu, Omer Umut | 1.3 | 2026.05.15 Altun, Arda (34511580) (2038) | ½ | 96.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.05.14 | Round 7: Koseoglu, Omer Umut - Musovic, Armin | 7.1 | 2026.05.14 Musovic, Armin (939935) (2165) | 0 | 89.60% | 1. e4 a6 2. d4 b5 3. Nf3 Bb7 | |
| 2026.05.14 | Round 2: Musovic, Armin - Koseoglu, Omer Umut | 2.1 | 2026.05.14 Musovic, Armin (939935) (2165) | 1 | 96.50% | 1. e4 c5 2. b4 cxb4 3. d4 d5 | |
| 2025.07.27 | Round 9: Koseoglu, Omer Umut - Ersoz, Teoman Guney | 9.4 | 2025.07.27 Ersoz, Teoman Guney (44537050) (2052) | 0 | 86.40% | 1. d4 Nf6 2. c4 c5 3. d5 b5 | |
| 2025.07.26 | Round 8: Koc, Ilkay - Koseoglu, Omer Umut | 8.28 | 2025.07.26 Koc, Ilkay (6304486) (1946) | ½ | 92.60% | 1. d4 g6 2. Nf3 Bg7 3. c4 f5 | |
| 2025.07.25 | Round 7: Cekicoglu, Baris - Koseoglu, Omer Umut | 7.40 | 2025.07.25 Cekicoglu, Baris (34591141) (1895) | 0 | 89.20% | 1. d4 e6 2. c4 d5 3. Nc3 Nf6 | |
| 2025.07.25 | Round 6: Koseoglu, Omer Umut - Celik, Berkay | 6.34 | 2025.07.25 Celik, Berkay (6337848) (1935) | 1 | 96.50% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2025.07.24 | Round 5: Sabahi, Ali Can - Koseoglu, Omer Umut | 5.52 | 2025.07.24 Sabahi, Ali Can (6306950) (1866) | 1 | 92.80% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2025.07.23 | Round 4: Koseoglu, Omer Umut - Cakmak, Kursat Kagan | 4.40 | 2025.07.23 Cakmak, Kursat Kagan (44558260) (1834) | 1 | 90.90% | 1. d4 d5 2. c4 e6 3. Nc3 a6 | |
| 2025.07.23 | Round 3: Arslan, Levent - Koseoglu, Omer Umut | 3.18 | 2025.07.23 Arslan, Levent (51676273) (1820) | 1 | 93.00% | 1. Nf3 Nf6 2. c4 e6 3. e3 b6 | |
| 2025.07.22 | Round 2: Koseoglu, Omer Umut - Yazar, Ege | 2.48 | 2025.07.22 Yazar, Ege (525013084) (1616) | 0 | - | 1. e4 e6 2. d4 d5 3. Nd2 Nc6 | |
| 2025.07.21 | Round 1: Callioglu, Yigit Sarp - Koseoglu, Omer Umut | 1.46 | 2025.07.21 Callioglu, Yigit Sarp (34557628) (1835) | ½ | 97.20% | 1. d4 e6 2. c4 f5 3. Nc3 Nf6 | |
| 2025.07.06 | Round 9: Koseoglu, Omer Umut - Suzan, Ufuk | 9.25 | 2025.07.06 Suzan, Ufuk (6306160) (1882) | ½ | - | 1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 | |
| 2025.07.05 | Round 8: Koseoglu, Omer Umut - Ozkan, Mehmet Emir | 8.31 | 2025.07.05 Ozkan, Mehmet Emir (44581858) (1609) | 1 | 96.80% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.07.05 | Round 7: Baran, Ibrahim Erdinc - Koseoglu, Omer Umut | 7.34 | 2025.07.05 Baran, Ibrahim Erdinc (51613387) (1768) | 1 | 94.10% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.07.03 | Round 4: Koseoglu, Omer Umut - Akgul, Emre Ramazan | 4.34 | 2025.07.03 Akgul, Emre Ramazan (6385028) (1790) | 0 | 79.60% | 1. d4 Nf6 2. Nc3 g6 3. e4 d6 | |
| 2025.07.02 | Round 3: Duman, Utku - Koseoglu, Omer Umut | 3.37 | 2025.07.02 Duman, Utku (51620464) (1792) | 1 | 89.60% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.07.02 | Round 2: Koseoglu, Omer Umut - Ceneli, Mehmet Canay | 2.35 | 2025.07.02 Ceneli, Mehmet Canay (44524676) (1796) | ½ | 93.30% | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 | |
| 2025.06.29 | Round 9: Binboga, Yaman - Koseoglu, Omer Umut | 9.53 | 2025.06.29 Binboga, Yaman (26361396) (1882) | 0 | 89.10% | 1. d4 d5 2. c4 e6 3. Nf3 a6 | |
| 2025.06.28 | Round 8: Koseoglu, Omer Umut - Sadik, Muhammed Selim | 8.53 | 2025.06.28 Sadik, Muhammed Selim (51671905) (1934) | ½ | 95.60% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 | |
| 2025.06.27 | Round 7: Yilmaz, Kerem Tuna - Koseoglu, Omer Umut | 7.51 | 2025.06.27 Yilmaz, Kerem Tuna (44513780) (1978) | ½ | 89.00% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2025.06.26 | Round 5: Cankurt, Arda - Koseoglu, Omer Umut | 5.48 | 2025.06.26 Cankurt, Arda (26311259) (1971) | 0 | 87.40% | 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 | |
| 2025.06.25 | Round 4: Koseoglu, Omer Umut - Ozturk, Ahmet Emir | 4.50 | 2025.06.25 Ozturk, Ahmet Emir (51687577) (1784) | 1 | 96.10% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 | |
| 2025.06.23 | Round 1: Kolat, Ata - Koseoglu, Omer Umut | 1.51 | 2025.06.23 Kolat, Ata (26365944) (1980) | ½ | 98.00% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.08.04 | Turkiye Kupasi Satranc Sampiyonasi | 8 | 2024.08.04 Sezis, Doruk (34596780) (1932) | 0 | 88.40% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 | |
| 2024.08.03 | Turkiye Kupasi Satranc Sampiyonasi | 7 | 2024.08.03 Topal, Hasan Gokmen (6361170) (1905) | 0 | 90.70% | 1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 | |
| 2024.08.02 | Turkiye Kupasi Satranc Sampiyonasi | 6 | 2024.08.02 Cevizci, Yusuf Baran (34565400) (2102) | 1 | 95.50% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2024.08.01 | Turkiye Kupasi Satranc Sampiyonasi | 4 | 2024.08.01 Demirag, Batuhan (6356133) (1912) | ½ | 87.10% | 1. Nf3 d5 2. c4 d4 3. b4 g5 |