Player profile
Biro, Sandor
Dossier
53 of 56 games analyzed.
Accuracy: 91.5%
Opened e4: 15/20Opened Nf3: 2/20Opened b3: 1/20Opened d4: 1/20Opened f4: 1/20
Castled kingside: 25Same-side castling: 19Did not castle: 9Castled queenside: 4Opposite-side castling: 3
Played in the center: 18Played on the kingside: 11Played on the queenside: 8Fianchettoed kingside: 7Fianchettoed queenside: 5
Active pieces: 28Sacrificed material: 26Initiated exchanges: 23Space advantage: 20Kept the bishop pair: 20Backward pawn: 18Isolated pawn: 14Missed tactics: 12Played gambits: 10Avoided exchanges: 9
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 20 games 5W 10D 5L
Sicilian Defense 6 games 0W 6D 0L
Alapin Variation 3 games 0W 3D 0L
Smith-Morra Declined
1 game
0W
1D
0L
Barmen Defense, Milner-Barry Attack
1 game
0W
1D
0L
(unspecified)
1 game
0W
1D
0L
Smith-Morra Gambit Accepted 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Old Sicilian 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Delayed Alapin Variation 1 game 0W 1D 0L
with d6
1 game
0W
1D
0L
French Defense 2 games 0W 0D 2L
Two Knights Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Horwitz Attack 1 game 0W 0D 1L
Papa-Ticulat Gambit
1 game
0W
0D
1L
Zukertort Opening 1 game 0W 1D 0L
Nimzo-Larsen Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Nimzo-Larsen Attack 1 game 0W 1D 0L
Modern Variation 1 game 0W 1D 0L
(unspecified)
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
English Opening 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Botvinnik System Reversed, with Nf3
1 game
1W
0D
0L
Ruy Lopez 1 game 0W 1D 0L
Morphy Defense 1 game 0W 1D 0L
Mackenzie Variation
1 game
0W
1D
0L
Caro-Kann Defense 1 game 1W 0D 0L
Two Knights Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Richter-Veresov Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Scotch Game 1 game 0W 1D 0L
Göring Gambit 1 game 0W 1D 0L
Double Pawn Sacrifice
1 game
0W
1D
0L
Modern Defense 1 game 0W 0D 1L
Standard Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Bird Opening 1 game 1W 0D 0L
Dutch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Italian Game 1 game 1W 0D 0L
Two Knights Defense 1 game 1W 0D 0L
Max Lange Attack
1 game
1W
0D
0L
Alekhine Defense 1 game 1W 0D 0L
Maróczy Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 21 games 6W 8D 7L
English Opening 4 games 1W 0D 3L
Anglo-Indian Defense 3 games 0W 0D 3L
Anglo-Grünfeld Variation
3 games
0W
0D
3L
King's English Variation 1 game 1W 0D 0L
Adhiban Gambit
1 game
1W
0D
0L
Ruy Lopez 4 games 0W 2D 2L
Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Morphy Defense 1 game 0W 0D 1L
Modern Steinitz Defense
1 game
0W
0D
1L
Open 1 game 0W 1D 0L
Riga Variation
1 game
0W
1D
0L
Schliemann Defense 1 game 0W 0D 1L
Tartakower Variation
1 game
0W
0D
1L
Queen's Gambit Declined 3 games 0W 2D 1L
Chigorin Defense 3 games 0W 2D 1L
Lazard Gambit
2 games
0W
2D
0L
Main Line
1 game
0W
0D
1L
Four Knights Game 2 games 2W 0D 0L
Scotch Variation Accepted 2 games 2W 0D 0L
Main Line
2 games
2W
0D
0L
Grünfeld Defense 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Pirc Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Grob Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Van Geet Opening 1 game 0W 1D 0L
Napoleon Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Pawn Game 1 game 0W 0D 1L
Barry Attack 1 game 0W 0D 1L
Grünfeld Variation
1 game
0W
0D
1L
Mexican Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Indian Defense 1 game 0W 1D 0L
Polish Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Opening 1 game 0W 1D 0L
Polish Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 200
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 56 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.06.10 | Round 9: Van Herck, Marcel - Biro, Sandor | 9.19 | 2026.06.10 Van Herck, Marcel (200344) (2024) | 1 | 89.80% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2026.06.09 | Round 8: Biro, Sandor - Brongers, Henk | 8.19 | 2026.06.09 Brongers, Henk (1021303) (1999) | ½ | 95.10% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2026.06.08 | Round 7: Besser, Jochen - Biro, Sandor | 7.28 | 2026.06.08 Besser, Jochen (16232461) (1897) | 1 | 97.80% | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 | |
| 2026.06.07 | Round 6: Biro, Sandor - Castellano, Alfonso | 6.25 | 2026.06.07 Castellano, Alfonso (815616) (1873) | ½ | 86.20% | 1. b3 e5 2. Bb2 Nc6 3. e3 d5 | |
| 2026.06.06 | Round 5: Roques, Pascal - Biro, Sandor | 5.26 | 2026.06.06 Roques, Pascal (20605161) (1879) | ½ | 86.00% | 1. Nc3 Nf6 2. d4 g6 3. e4 d6 | |
| 2026.06.05 | Round 4: Biro, Sandor - Battistella, Stefano | 4.16 | 2026.06.05 Battistella, Stefano (805599) (1990) | 0 | 88.00% | 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 | |
| 2026.06.04 | Round 3: Albanesi, Roberto - Biro, Sandor | 3.22 | 2026.06.04 Albanesi, Roberto (810398) (1893) | 1 | 97.60% | 1. e4 Nc6 2. Nf3 e5 3. d4 exd4 | |
| 2026.06.03 | Round 2: Biro, Sandor - Cazzaniga, Walter | 2.20 | 2026.06.03 Cazzaniga, Walter (803162) (1957) | 0 | 88.50% | 1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 | |
| 2026.06.02 | Round 1: Irandoust, Babak - Biro, Sandor | 1.23 | 2026.06.02 Irandoust, Babak (1516787) (1829) | 1 | - | 1. g4 e5 2. Bg2 d5 3. d4 exd4 | |
| 2025.11.01 | Round 11: Chapman, Terry P D - Biro, Sandor | 11.22 | 2025.11.01 Chapman, Terry P D (413399) (2256) | ½ | 91.00% | 1. Nf3 Nc6 2. d4 d5 3. c4 e5 | |
| 2025.10.31 | Round 10: Biro, Sandor - Zapata, Alonso | 10.20 | 2025.10.31 Zapata, Alonso (4400011) (2263) | ½ | 97.10% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2025.10.30 | Round 9: Biro, Sandor - Nagy, Laszlo | 9.36 | 2025.10.30 Nagy, Laszlo (24618470) (1951) | 1 | 97.30% | 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 | |
| 2025.10.29 | Round 8: Tocco, Paolo - Biro, Sandor | 8.38 | 2025.10.29 Tocco, Paolo (804029) (1983) | ½ | 92.30% | 1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2025.10.28 | Round 7: Biro, Sandor - Sosa Patino, Carlos | 7.38 | 2025.10.28 Sosa Patino, Carlos (3800644) (1946) | ½ | 91.30% | 1. e4 c5 2. d4 cxd4 3. c3 dxc3 | |
| 2025.10.26 | Round 6: Welling, Gerard - Biro, Sandor | 6.21 | 2025.10.26 Welling, Gerard (1000446) (2206) | 0 | - | 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 | |
| 2025.10.25 | Round 5: Biro, Sandor - Simonsen, Carsten | 5.18 | 2025.10.25 Simonsen, Carsten (1439898) (2213) | ½ | 97.20% | 1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 | |
| 2025.10.24 | Round 4: Rhine, Frederick - Biro, Sandor | 4.38 | 2025.10.24 Rhine, Frederick (2097737) (1972) | 1 | 95.80% | 1. d4 Nf6 2. c4 Nc6 3. Nc3 e5 | |
| 2025.10.23 | Round 3: Biro, Sandor - Chevelevitch, Evgueni, Dr. | 3.20 | 2025.10.23 Chevelevitch, Evgueni, Dr. (4684257) (2299) | ½ | 96.60% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.10.22 | Round 2: Bogdanov, Valentin - Biro, Sandor | 2.8 | 2025.10.22 Bogdanov, Valentin (14100304) (2314) | ½ | 85.20% | 1. d4 Nf6 2. Nf3 b5 3. c3 e6 | |
| 2025.10.21 | Round 1: Biro, Sandor - Pagano, Sergio | 1.69 | 2025.10.21 Pagano, Sergio (813583) (1832) | 1 | 96.10% | 1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 | |
| 2025.09.28 | European individual senior chess championship 2025 - Open 65+, Rabac, Croatia | 2.3 | 2025.09.28 Werner, Clemens (4604636) (2228) | ½ | 99.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.06.01 | Zalakaros2025 | 9.8 | 2025.06.01 Diachek, Andrii (34106499) (2177) | 0 | 87.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.05.30 | Zalakaros2025 | 7.10 | 2025.05.30 Aczel, Gergely (727709) (2460) | ½ | - | 1. Nf3 b5 2. e4 Bb7 3. Bxb5 Bxe4 | |
| 2025.05.27 | Zalakaros2025 | 4.5 | 2025.05.27 Kiss, Mate Jozsef (743780) (2227) | 0 | 87.90% | 1. d4 Nf6 2. Bg5 d5 3. Nc3 c5 | |
| 2025.05.25 | Zalakaros2025 | 2.7 | 2025.05.25 Varadi, Viktor (719528) (2365) | ½ | 95.00% | 1. e4 e5 2. d4 exd4 3. c3 dxc3 | |
| 2024.11.28 | World Senior Chess Championship 2024 | 11.9 | 2024.11.28 Legky, Nikolay A (14100312) (2338) | 0 | 79.80% | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 | |
| 2024.11.27 | World Senior Chess Championship 2024 | 10.11 | 2024.11.27 Lederman, Leon (2800403) (2201) | ½ | 96.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.11.26 | World Senior Chess Championship 2024 | 9.11 | 2024.11.26 Vatter, Hans-Joachim (4602439) (2212) | ½ | 98.20% | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | |
| 2024.11.25 | World Senior Chess Championship 2024 | 8.9 | 2024.11.25 Chapman, Terry P D (413399) (2273) | ½ | 81.60% | 1. Nf3 Nc6 2. d4 d5 3. c4 e5 | |
| 2024.11.24 | World Senior Chess Championship 2024 | 7.8 | 2024.11.24 Silva, Fernando (1900188) (2272) | ½ | 86.50% | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 | |
| 2024.11.22 | World Senior Chess Championship 2024 | 6.12 | 2024.11.22 Rivera, Daniel (3000052) (2245) | 1 | 96.10% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2024.11.21 | World Senior Chess Championship 2024 | 5.10 | 2024.11.21 Hugentobler, Patrick (1301497) (2216) | 0 | 87.20% | 1. e4 e6 2. b3 d5 3. Bb2 dxe4 | |
| 2024.11.02 | Round 9: Biro, Sandor - Goormachtigh, Johan | 9.11 | 2024.11.02 Goormachtigh, Johan (200280) (2173) | ½ | 97.00% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.10.26 | Round 2: Pogorelov, Ruslan - Biro, Sandor | 2.9 | 2024.10.26 Pogorelov, Ruslan (14100363) (2283) | 0 | 92.00% | 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2024.06.01 | 43rd Zalakaros Chess Festival | 8.6 | 2024.06.01 Okhotnik, Vladimir (14101289) (2293) | 0 | 84.60% | 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 | |
| 2024.05.31 | 43rd Zalakaros Chess Festival | 7.3 | 2024.05.31 Videki, Sandor (700479) (2336) | 0 | 85.10% | 1. Nf3 Nc6 2. d4 d5 3. c4 Bg4 | |
| 2024.05.30 | 43rd Zalakaros Chess Festival | 6.9 | 2024.05.30 Adarsh D (25137131) (1756) | 1 | 93.20% | 1. f4 d5 2. Nf3 Nf6 3. b3 g6 | |
| 2024.05.29 | 43rd Zalakaros Chess Festival | 5.5 | 2024.05.29 Medancic, Rikard (14500531) (2157) | 0 | 86.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2024.05.28 | 43rd Zalakaros Chess Festival | 4.10 | 2024.05.28 Metaxasz, Vaszilisz (703753) (1932) | 1 | 94.90% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2024.05.27 | 43rd Zalakaros Chess Festival | 3.1 | 2024.05.27 Aczel, Gergely (727709) (2491) | 0 | 89.30% | 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2024.05.26 | 43rd Zalakaros Chess Festival | 2.9 | 2024.05.26 Jerabek, Jan (1821) | 1 | 90.80% | 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 | |
| 2023.10.27 | 65+ World Senior Championship | 3 | 2023.10.27 Knaak, Rainer (4611250) (2451) | ½ | 97.50% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2023.10.26 | 65+ World Senior Championship | 2 | 2023.10.26 Pigott, John C (400459) (2337) | 1 | 91.10% | 1. c4 e5 2. g3 Nf6 3. Bg2 c6 | |
| 2023.06.02 | escc2023_65 | 8.9 | 2023.06.02 Schulz, Michael (2215) | 0 | 86.20% | 1. d4 e6 2. Nf3 b6 3. e4 Bb7 | |
| 2023.06.01 | escc2023_65 | 7.8 | 2023.06.01 Fischdick, Gisela (4603966) (2205) | ½ | 87.40% | 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 | |
| 2023.05.31 | escc2023_65 | 6.11 | 2023.05.31 Wengholm, Anders (1704818) (2167) | ½ | 90.10% | 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2023.05.30 | escc2023_65 | 5.16 | 2023.05.30 Gnirenko, Vitaliy (34292209) | 1 | 84.90% | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 | |
| 2023.05.29 | escc2023_65 | 4.9 | 2023.05.29 Gaprindashvili, Nona (2274) | 0 | 75.40% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2023.05.28 | escc2023_65 | 3.7 | 2023.05.28 Koehler, Gerhard (24670251) (2205) | ½ | 92.40% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2023.05.27 | escc2023_65 | 2.20 | 2023.05.27 Tibaldeschi, Attilio (841277) (1521) | 1 | 89.80% | 1. Nf3 Nc6 2. b3 e5 3. d3 d5 | |
| 2023.05.26 | escc2023_65 | 1.23 | 2023.05.26 Cavatorta, Fosco (809195) (1709) | 1 | 95.50% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2023.10.28 | Round 4: Dario Doncevic - Sandor Biro | 2023.10.28 Dario Doncevic (2219) | 0 | 83.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | ||
| 2023.08.10 | Round 4: Sandor Biro - Arthur Pijpers | 2023.08.10 Arthur Pijpers | 0 | 91.00% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | ||
| 2023.07.19 | Round 6: Sandor Biro - Mihnea-Ionut Ognean | 2023.07.19 Mihnea-Ionut Ognean | 0 | 86.00% | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 | ||
| 2023.07.19 | Round 5: Sandor Biro - Radu-Cristian Toma | 2023.07.19 Radu-Cristian Toma | 1 | 95.60% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | ||
| 2023.07.17 | Round 3: Sandor Biro - Dragos-Andrei Antonica | 2023.07.17 Dragos-Andrei Antonica | 0 | 87.50% | 1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 |