Player profile
Kollias, Ioannis K.
Dossier
36 of 37 games analyzed.
Accuracy: 89.1%
Opened e4: 12/16Opened f4: 4/16
Castled kingside: 20Same-side castling: 17Did not castle: 6Opposite-side castling: 5Castled queenside: 4
Played in the center: 15Played on the kingside: 7Played on the queenside: 6Fianchettoed kingside: 5Fianchettoed queenside: 4
Sacrificed material: 23Initiated exchanges: 23Active pieces: 21Isolated pawn: 20Backward pawn: 14Kept the bishop pair: 14Space advantage: 13Missed tactics: 9Avoided exchanges: 4Played gambits: 4
Openings
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As White 17 games 3W 5D 9L
Sicilian Defense 6 games 0W 2D 4L
Nyezhmetdinov-Rossolimo Attack 3 games 0W 0D 3L
(unspecified)
3 games
0W
0D
3L
Taimanov Variation 1 game 0W 1D 0L
Bastrikov Variation, English Attack
1 game
0W
1D
0L
Kan Variation 1 game 0W 0D 1L
Wing Attack
1 game
0W
0D
1L
French Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Ruy Lopez 3 games 0W 1D 2L
Morphy Defense 2 games 0W 1D 1L
Steinitz Deferred
1 game
0W
1D
0L
Fianchetto Defense Deferred
1 game
0W
0D
1L
Closed 1 game 0W 0D 1L
Chigorin Defense
1 game
0W
0D
1L
Bird Opening 3 games 2W 0D 1L
Dutch Variation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Pirc Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Defense 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Burn Variation
1 game
0W
1D
0L
Rat Defense 1 game 0W 0D 1L
Harmonist 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Pawn Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Caro-Kann Defense 1 game 0W 1D 0L
Panov Attack 1 game 0W 1D 0L
Modern Defense
1 game
0W
1D
0L
As Black 14 games 6W 2D 6L
Ruy Lopez 8 games 3W 1D 4L
Schliemann Defense 5 games 2W 1D 2L
(unspecified)
5 games
2W
1D
2L
Morphy Defense 3 games 1W 0D 2L
Anderssen Variation
2 games
1W
0D
1L
Arkhangelsk Variation
1 game
0W
0D
1L
Scotch Game 2 games 1W 0D 1L
Mieses Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Tartakower Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Vienna Game 1 game 0W 1D 0L
Frankenstein-Dracula Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 0W 0D 1L
Agincourt Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
Reshevsky Variation
1 game
1W
0D
0L
Catalan Opening 1 game 1W 0D 0L
Open Defense 1 game 1W 0D 0L
Classical Line
1 game
1W
0D
0L
Blunders Top 4 of 149
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 37 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.07.24 | Round 8: Kollias, Ioannis K. - Pham, Khoi | 8.11 | 2026.07.24 Pham, Khoi (1054988) (2416) | 0 | 89.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2026.07.22 | Round 6: Kollias, Ioannis K. - Sulashvili, Malkhaz | 6.14 | 2026.07.22 Sulashvili, Malkhaz (13602284) (2381) | ½ | 86.70% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.07.19 | Round 3: Spyropoulos, Nikolaos - Kollias, Ioannis K. | 3.20 | 2026.07.19 Spyropoulos, Nikolaos (4298977) (2379) | 0 | 92.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2026.02.22 | Round 5: Kollias, Ioannis K. - Stefanou, Dimitrios | 5.7 | 2026.02.22 Stefanou, Dimitrios (25825011) (2358) | 0 | 88.90% | 1. e4 d6 2. d4 g6 3. Nc3 a6 | |
| 2026.02.21 | Round 4: Tzagarakis, Panagiotis - Kollias, Ioannis K. | 4.11 | 2026.02.21 Tzagarakis, Panagiotis (25806009) (2176) | ½ | 94.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2026.02.21 | Round 3: Kollias, Ioannis K. - Kyparissopoulos, Spyridon | 3.9 | 2026.02.21 Kyparissopoulos, Spyridon (25827359) (2145) | ½ | 97.20% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2026.02.20 | Round 2: Leftheriotis, Alexandros - Kollias, Ioannis K. | 2.13 | 2026.02.20 Leftheriotis, Alexandros (25820770) (2204) | 1 | 96.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.01.10 | Round 9: Toliopoulos, Konstantinos - Kollias, Ioannis K. | 9.9 | 2026.01.10 Toliopoulos, Konstantinos (25822136) (2032) | ½ | 94.30% | 1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 | |
| 2026.01.09 | Round 8: Kollias, Ioannis K. - Tzortzatos, Dimosthenis Panagiot | 8.8 | 2026.01.09 Tzortzatos, Dimosthenis Panagiot (25827715) (2096) | 0 | 85.40% | 1. f4 d6 2. e4 g6 3. Nf3 Bg7 | |
| 2026.01.08 | Round 7: Kollias, Ioannis K. - Margaritis, Ioannis M | 7.10 | 2026.01.08 Margaritis, Ioannis M (25895923) (1986) | 1 | - | ||
| 2026.01.07 | Round 6: Mantazis, Georgios Rafail - Kollias, Ioannis K. | 6.6 | 2026.01.07 Mantazis, Georgios Rafail (42122570) (2077) | 0 | 84.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2026.01.06 | Round 5: Kollias, Ioannis K. - Kalogridis, Antonios | 5.4 | 2026.01.06 Kalogridis, Antonios (25833901) (2403) | 0 | 88.60% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 | |
| 2026.01.05 | Round 4: Cook, Michael-Antony - Kollias, Ioannis K. | 4.8 | 2026.01.05 Cook, Michael-Antony (4233352) (1971) | 1 | 86.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2026.01.04 | Round 3: Kollias, Ioannis K. - Galanis, Nikolaos-Panagiotis | 3.8 | 2026.01.04 Galanis, Nikolaos-Panagiotis (25813862) (2005) | ½ | 84.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.01.04 | Round 2: Samakas, Anastasios - Kollias, Ioannis K. | 2.8 | 2026.01.04 Samakas, Anastasios (4253418) (1943) | 1 | 92.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2025.12.31 | Round 1: Kollias, Ioannis K. - Krallis, Christos | 1.1 | 2025.12.31 Krallis, Christos (4298896) (2419) | 0 | 79.90% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.07.19 | Round 1: Kollias, Ioannis K. - Delchev, Aleksander | 1.7 | 2025.07.19 Delchev, Aleksander (2900394) (2426) | 0 | 92.10% | 1. e4 c5 2. Nf3 a6 3. Nc3 e6 | |
| 2025.06.08 | 43rd Hybrid Greek Cup 2025 F16 | 1.17 | 2025.06.08 Kiryttopoulos, Ioannis (42118123) (2003) | 1 | 94.60% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.08.06 | Round 1: Kollias, Ioannis K. - Charkhalashvili, Inga | 1.10 | 2024.08.06 Charkhalashvili, Inga (13601431) (2239) | 0 | 86.90% | 1. f4 d5 2. Nf3 Nf6 3. g3 Bf5 | |
| 2024.07.17 | Round 9: Kollias, Ioannis K. - Fragkos, Vasileios | 9.3 | 2024.07.17 Fragkos, Vasileios (25832646) (2129) | 0 | 80.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.07.16 | Round 8: Kollias, Ioannis K. - Tzovanis, Anastasios Anagnostis | 8.7 | 2024.07.16 Tzovanis, Anastasios Anagnostis (25804464) (1978) | 1 | 94.60% | 1. f4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2024.07.15 | Round 6: Boulamatsis, Konstantinos I - Kollias, Ioannis K. | 6.7 | 2024.07.15 Boulamatsis, Konstantinos I (25874322) (1964) | 0 | 83.20% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.07.14 | Round 5: Kollias, Ioannis K. - Kokkalis, Vasilios | 5.8 | 2024.07.14 Kokkalis, Vasilios (4205901) (2094) | 1 | 95.60% | 1. f4 d5 2. Nf3 g6 3. g3 Bg7 | |
| 2024.07.13 | Round 4: Ben Ari, Yannay - Kollias, Ioannis K. | 4.3 | 2024.07.13 Ben Ari, Yannay (2815222) (2437) | 0 | 83.30% | 1. c4 e6 2. Nf3 Nf6 3. e3 d5 | |
| 2024.07.12 | Round 2: Kollias, Ioannis K. - Gazis, Efstathios | 2.3 | 2024.07.12 Gazis, Efstathios (4200659) (2148) | ½ | 85.20% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2024.01.08 | Round 9: Andrianna Anastasopoulou - Ioannis K. Kollias | 2024.01.08 Andrianna Anastasopoulou | 1 | 93.50% | 1. d4 d5 2. c4 e6 3. Nc3 Be7 | ||
| 2024.01.05 | Round 5: Georgios Bougas - Ioannis K. Kollias | 2024.01.05 Georgios Bougas | 0 | 78.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| 2024.01.04 | Round 4: Ioannis K. Kollias - Ioannis Kosmidis | 2024.01.04 Ioannis Kosmidis | 0 | 91.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| 2024.01.03 | Round 3: Ioannis K. Kollias - Mihail Triantafilidis | 2024.01.03 Mihail Triantafilidis | ½ | 92.70% | 1. e4 c5 2. Nf3 e6 3. d3 g6 | ||
| 2024.01.03 | Round 2: Savvas Stefanos Tagkaloglou - Emmanouil Mavridis | 2024.01.03 Ilarion Dorfanis | 0 | 83.90% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| 2024.01.02 | Round 1: Panayotis Papadopoulos - Ioannis K. Kollias | 2024.01.02 Panayotis Papadopoulos | 1 | 94.40% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | ||
| 2023.07.16 | Round 9: IOANNIS K. KOLLIAS - VASILIOS KOTRONIAS | 2023.07.16 VASILIOS KOTRONIAS | 0 | 87.40% | 1. e4 g6 2. d4 Bg7 3. f4 d5 | ||
| 2023.07.15 | Round 8: GEORGIOS TESKOS - IOANNIS K. KOLLIAS | 2023.07.15 GEORGIOS TESKOS | 1 | 93.90% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | ||
| 2023.07.14 | Round 7: IOANNIS K. KOLLIAS - KONSTANTINA DEREKA | 2023.07.14 KONSTANTINA DEREKA | 1 | 90.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | ||
| 2023.07.13 | Round 6: IOANNIS K. KOLLIAS - ATHANASIOS KARAGIANNIS | 2023.07.13 ATHANASIOS KARAGIANNIS | 0 | 82.00% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | ||
| 2023.07.12 | Round 5: ILIAS POULOPOULOS - IOANNIS K. KOLLIAS | 2023.07.12 ILIAS POULOPOULOS | 1 | 89.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | ||
| 2023.07.09 | Round 1: Misa Pap - Ioannis K. Kollias | 2023.07.09 Misa Pap | 0 | 89.50% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 |