Player profile
Romero S, Juan Sebastian
Dossier
31 of 41 games analyzed.
Accuracy: 86.2%
Opened Nf3: 9/17Opened d4: 5/17Opened e4: 2/17Opened c4: 1/17
Castled kingside: 29Same-side castling: 24Opposite-side castling: 4Castled queenside: 1Did not castle: 1
Fianchettoed kingside: 21Fianchettoed queenside: 16Played in the center: 14Played on the queenside: 7Played on the kingside: 4
Kept the bishop pair: 24Backward pawn: 23Initiated exchanges: 22Active pieces: 20Sacrificed material: 18Space advantage: 15Isolated pawn: 13Missed tactics: 9Avoided exchanges: 3Played gambits: 2
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 21 games 13W 2D 3L
Indian Defense 3 games 2W 1D 0L
Knights Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Spielmann-Indian 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Zukertort Opening 3 games 1W 0D 2L
Sicilian Invitation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Invitation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Kingside Fianchetto 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Pawn Game 3 games 2W 0D 0L
Symmetrical Variation 2 games 1W 0D 0L
Pseudo-Catalan
2 games
1W
0D
0L
Zukertort Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 2 games 1W 0D 0L
(unspecified) 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
Symmetrical Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Larsen Attack 2 games 2W 0D 0L
Classical Variation 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
King's Indian Attack, with e6 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
English Opening 1 game 1W 0D 0L
King's English Variation 1 game 1W 0D 0L
Reversed Sicilian
1 game
1W
0D
0L
Caro-Kann Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Slav Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Benoni Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Italian Game 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Giuoco Pianissimo
1 game
1W
0D
0L
Queen's Indian Defense 1 game 1W 0D 0L
Kasparov Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 1 game 1W 0D 0L
Berlin Defense 1 game 1W 0D 0L
Anti-Berlin Variation
1 game
1W
0D
0L
As Black 20 games 11W 3D 5L
French Defense 6 games 3W 1D 1L
King's Indian Attack 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Classical Variation 1 game 0W 0D 1L
Steinitz Variation
1 game
0W
0D
1L
Horwitz Attack 1 game 1W 0D 0L
Papa-Ticulat Gambit
1 game
1W
0D
0L
Advance Variation 1 game 1W 0D 0L
Main Line
1 game
1W
0D
0L
Tarrasch Variation 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
Trompowsky Attack 2 games 2W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Classical Defense 1 game 1W 0D 0L
Big Center Variation
1 game
1W
0D
0L
Grünfeld Defense 2 games 1W 0D 1L
Three Knights Variation 2 games 1W 0D 1L
(unspecified)
1 game
1W
0D
0L
Burille Variation
1 game
0W
0D
1L
Sicilian Defense 2 games 0W 2D 0L
Closed 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Najdorf Variation 1 game 0W 1D 0L
Lipnitsky Attack
1 game
0W
1D
0L
Indian Defense 2 games 0W 0D 2L
Accelerated London System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 2 games 1W 0D 1L
Anglo-Indian Defense 2 games 1W 0D 1L
Queen's Knight Variation
1 game
0W
0D
1L
(unspecified)
1 game
1W
0D
0L
Zukertort Opening 1 game 1W 0D 0L
Nimzo-Larsen Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Pirc Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 1 game 1W 0D 0L
Barry Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Neo-Grünfeld Defense 1 game 1W 0D 0L
with g3 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 179
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 41 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.07.18 | Round 7: Romero S, Juan Sebastian - Castillo Rodriguez, Edward Andres | 7.3 | 2026.07.18 Castillo Rodriguez, Edward Andres (4497694) (2096) | * | 89.40% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 | |
| 2026.07.18 | Round 6: Cardozo Munar, Carlos Eduardo - Romero S, Juan Sebastian | 6.1 | 2026.07.18 Cardozo Munar, Carlos Eduardo (4409477) (2081) | 1 | 88.60% | 1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 | |
| 2026.07.18 | Round 5: Romero S, Juan Sebastian - Urquijo Prada, Santiago | 5.3 | 2026.07.18 Urquijo Prada, Santiago (4492196) (1935) | * | 94.40% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 | |
| 2026.07.18 | Round 3: Romero S, Juan Sebastian - Ceballos, Julio Cesar | 3.6 | 2026.07.18 Ceballos, Julio Cesar (4415531) (1832) | 1 | 65.40% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2026.07.18 | Round 4: Santos Rios, Carlos Gabriel - Romero S, Juan Sebastian | 4.3 | 2026.07.18 Santos Rios, Carlos Gabriel (4497295) (1899) | 1 | - | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2026.07.18 | Round 2: Lizarazo Camelo, Sara Alejandra - Romero S, Juan Sebastian | 2.7 | 2026.07.18 Lizarazo Camelo, Sara Alejandra (144406150) (1747) | 1 | 57.10% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2026.07.18 | Round 1: Romero S, Juan Sebastian - Gutierrez Vera, Erick Sneider | 1.9 | 2026.07.18 Gutierrez Vera, Erick Sneider (144467591) (1589) | 1 | 97.40% | 1. c4 e5 2. Nc3 f5 3. d3 Nf6 | |
| 2026.03.16 | Round 2: Acosta Cuenca, Hector Bernando - Romero S, Juan Sebastian | 2.5 | 2026.03.16 Acosta Cuenca, Hector Bernando (4437896) (1894) | 1 | - | 1. d4 Nf6 2. Bg5 e6 3. e4 Be7 | |
| 2026.03.15 | Round 7: Parra Mesa, Brayan - Romero S, Juan Sebastian | 7.2 | 2026.03.15 Parra Mesa, Brayan (4459423) (1994) | ½ | 86.30% | 1. e4 c5 2. Nc3 d6 3. g3 Nf6 | |
| 2026.03.15 | Round 6: Romero S, Juan Sebastian - Hernandez Jimenez, Jeronimo | 6.1 | 2026.03.15 Hernandez Jimenez, Jeronimo (4452372) (2246) | ½ | 85.40% | 1. d4 Nf6 2. Nf3 e6 3. g3 d5 | |
| 2026.03.15 | Round 5: Montenegro Mancera, Juan Rolando - Romero S, Juan Sebastian | 5.2 | 2026.03.15 Montenegro Mancera, Juan Rolando (4403444) (2053) | ½ | 78.40% | 1. e4 e6 2. d3 d5 3. Nd2 Nf6 | |
| 2026.03.15 | Round 4: Romero S, Juan Sebastian - Barrera Grisales, Miguel Angel | 4.2 | 2026.03.15 Barrera Grisales, Miguel Angel (4496221) (1849) | 1 | 94.50% | 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 | |
| 2026.03.15 | Round 3: Romero S, Juan Sebastian - Franco Torres, Jeronimo | 3.4 | 2026.03.15 Franco Torres, Jeronimo (144447612) (1816) | ½ | 77.30% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2026.03.15 | Round 1: Romero S, Juan Sebastian - Galvis Cala, Miguel Angel | 1.7 | 2026.03.15 Galvis Cala, Miguel Angel (144413866) (1861) | 1 | 96.80% | 1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 | |
| 2025.12.23 | Round 6: Alvarado Quintero, Laura Natalia - Romero S, Juan Sebastian | 6.14 | 2025.12.23 Alvarado Quintero, Laura Natalia (4482514) (1685) | 0 | - | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2025.12.23 | Round 5: Romero S, Juan Sebastian - Pineda Arevalo, Jose Ariel | 5.9 | 2025.12.23 Pineda Arevalo, Jose Ariel (4413172) (1958) | 0 | - | 1. d4 Nf6 2. c4 c5 3. e3 g6 | |
| 2025.12.23 | Round 7: Romero S, Juan Sebastian - Mejia Herrera, Ruben Alexander | 7.24 | 2025.12.23 Mejia Herrera, Ruben Alexander (144433654) (1749) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2025.12.23 | Round 4: Ramirez Beltran, Francisco Javier - Romero S, Juan Sebastian | 4.10 | 2025.12.23 Ramirez Beltran, Francisco Javier (4421191) (1798) | 1 | - | 1. e4 e6 2. d3 d5 3. Nc3 Nf6 | |
| 2025.12.23 | Round 3: Romero S, Juan Sebastian - Centanaro Erazo, Nicole Daniela | 3.20 | 2025.12.23 Centanaro Erazo, Nicole Daniela (4484290) (1681) | 1 | - | 1. d4 Nf6 2. Nf3 b6 3. c4 e6 | |
| 2025.12.23 | Round 2: Castillo, Samir - Romero S, Juan Sebastian | 2.9 | 2025.12.23 Castillo, Samir (22797530) (1741) | 0 | - | 1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 | |
| 2025.12.23 | Round 1: Romero S, Juan Sebastian - Bechara Lopera, Jalil Antonio | 1.8 | 2025.12.23 Bechara Lopera, Jalil Antonio (144409966) (1726) | 1 | - | 1. d4 d5 2. Nf3 Bf5 3. c4 e6 | |
| 2025.11.23 | Round 7: Mena Cordoba, Yamil Octavio - Romero S, Juan Sebastian | 7.3 | 2025.11.23 Mena Cordoba, Yamil Octavio (4422376) (1872) | 0 | 83.30% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.11.23 | Round 6: Romero S, Juan Sebastian - Vargas Diaz, David Alejandro | 6.4 | 2025.11.23 Vargas Diaz, David Alejandro (4463900) (1857) | 1 | 89.80% | 1. d4 Nf6 2. Nf3 c5 3. c3 g6 | |
| 2025.11.23 | Round 5: Vega Rosas, Brayan Rafael - Romero S, Juan Sebastian | 5.7 | 2025.11.23 Vega Rosas, Brayan Rafael (144407300) (1752) | 1 | 60.40% | 1. d4 Nf6 2. Nc3 g6 3. e4 d6 | |
| 2025.11.23 | Round 4: Romero S, Juan Sebastian - Barreto Isculpi, Deiner Gabriel | 4.12 | 2025.11.23 Barreto Isculpi, Deiner Gabriel (144449020) | 1 | 83.90% | 1. d4 Nf6 2. Nf3 e6 3. g3 d5 | |
| 2025.11.23 | Round 3: Acosta Nunez, Miguel - Romero S, Juan Sebastian | 3.19 | 2025.11.23 Acosta Nunez, Miguel (4417186) (1758) | 1 | - | 1. e4 e6 2. b3 d5 3. Bb2 dxe4 | |
| 2025.11.23 | Round 2: Romero S, Juan Sebastian - Vargas Acero, Gustavo Alejandro | 2.33 | 2025.11.23 Vargas Acero, Gustavo Alejandro (144460368) | 1 | 96.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.11.23 | Round 1: Quemba Norena, Pedro Alexander - Romero S, Juan Sebastian | 1.6 | 2025.11.23 Quemba Norena, Pedro Alexander (144447450) | 0 | 83.90% | 1. d4 Nf6 2. c3 g6 3. e3 Bg7 | |
| 2024.12.22 | Round 6: Romero S, Juan Sebastian - Arandia La Rosa, Eduardo Jose | 6.8 | 2024.12.22 Arandia La Rosa, Eduardo Jose (3920801) (1926) | 1 | 92.60% | 1. Nf3 d5 2. d4 Nf6 3. g3 g6 | |
| 2024.12.22 | Round 7: Vargas Diaz, David Alejandro - Romero S, Juan Sebastian | 7.6 | 2024.12.22 Vargas Diaz, David Alejandro (4463900) (1926) | 0 | 77.00% | 1. c4 Nf6 2. Nc3 g6 3. e3 b6 | |
| 2024.12.22 | Round 5: Ramirez Beltran, Francisco Javier - Romero S, Juan Sebastian | 5.9 | 2024.12.22 Ramirez Beltran, Francisco Javier (4421191) (1845) | 1 | 92.90% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2024.12.22 | Round 4: Romero S, Juan Sebastian - Brizuela Abreu, Ronald Jesus | 4.4 | 2024.12.22 Brizuela Abreu, Ronald Jesus (3903648) (2241) | 0 | 86.60% | 1. Nf3 e6 2. d4 b6 3. g3 Bb7 | |
| 2024.12.22 | Round 3: Guerrero Guzman, Francisco - Romero S, Juan Sebastian | 3.11 | 2024.12.22 Guerrero Guzman, Francisco (4436016) (1720) | * | 80.30% | 1. e4 e6 2. d4 d5 3. Nd2 b6 | |
| 2024.12.22 | Round 2: Romero S, Juan Sebastian - Olarte Olarte, Efrain | 2.13 | 2024.12.22 Olarte Olarte, Efrain (144445903) (1763) | * | 94.60% | 1. d4 Nf6 2. Nf3 d5 3. g3 e6 | |
| 2024.12.22 | Round 1: Acosta Neira, Jaime - Romero S, Juan Sebastian | 1.14 | 2024.12.22 Acosta Neira, Jaime (4431820) (1584) | 1 | 91.50% | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2024.09.29 | Round 7: Dominguez Rincon, Miller Duvan - Romero S, Juan Sebastian | 7.4 | 2024.09.29 Dominguez Rincon, Miller Duvan (4406583) (1999) | ½ | 88.30% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.09.29 | Round 6: Romero S, Juan Sebastian - Pinzon, Jairo David | 6.1 | 2024.09.29 Pinzon, Jairo David (4404386) (2064) | 0 | 86.60% | 1. Nf3 g6 2. d4 Bg7 3. b3 c5 | |
| 2024.09.29 | Round 5: Romero S, Juan Sebastian - Vargas Benavides, Mauricio | 5.2 | 2024.09.29 Vargas Benavides, Mauricio (4404572) (2000) | 1 | 91.40% | 1. Nf3 d5 2. b3 Bf5 3. Bb2 h6 | |
| 2024.09.29 | Round 4: Garcia Mendez, Engels Vladimir - Romero S, Juan Sebastian | 4.3 | 2024.09.29 Garcia Mendez, Engels Vladimir (4409566) (1945) | 1 | 98.20% | 1. Nc3 Nf6 2. Nf3 d5 3. d4 g6 | |
| 2024.09.29 | Round 3: Romero S, Juan Sebastian - Borbon Torres, Julian Alfredo | 3.9 | 2024.09.29 Borbon Torres, Julian Alfredo (144444575) | 1 | 88.30% | 1. Nf3 d5 2. b3 f6 3. Bb2 e6 | |
| 2024.09.29 | Round 2: Garvin Mejia, Ricardo Luis - Romero S, Juan Sebastian | 2.9 | 2024.09.29 Garvin Mejia, Ricardo Luis (4401379) (1759) | 1 | 95.30% | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 |