Player profile
Romero Calduch, Sergio
Dossier
32 of 33 games analyzed.
Accuracy: 91.9%
Opened d4: 17/17
Castled kingside: 22Same-side castling: 20Castled queenside: 6Opposite-side castling: 4Did not castle: 2
Played on the queenside: 11Played in the center: 9Fianchettoed kingside: 5Fianchettoed queenside: 4Played on the kingside: 3
Active pieces: 25Initiated exchanges: 22Sacrificed material: 20Isolated pawn: 17Backward pawn: 16Kept the bishop pair: 15Space advantage: 14Missed tactics: 8Played gambits: 5Avoided exchanges: 4
Openings
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As White 17 games 8W 7D 2L
Queen's Gambit Declined 7 games 4W 2D 1L
Vienna Variation 3 games 2W 1D 0L
Quiet Variation
3 games
2W
1D
0L
Tarrasch Defense 1 game 0W 1D 0L
Pseudo-Tarrasch
1 game
0W
1D
0L
Three Knights Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ragozin Defense 1 game 0W 0D 1L
Alekhine Variation
1 game
0W
0D
1L
Charousek Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Semi-Slav Defense 2 games 1W 1D 0L
Normal Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Old Indian Defense 1 game 1W 0D 0L
Two Knights Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Accepted 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Defense 1 game 0W 1D 0L
Orthodox Variation 1 game 0W 1D 0L
(unspecified)
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
Indian Defense 1 game 0W 1D 0L
Anti-Nimzo-Indian 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Catalan Opening 1 game 0W 1D 0L
Open Defense 1 game 0W 1D 0L
Classical Line
1 game
0W
1D
0L
Tarrasch Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Benko Gambit Accepted 1 game 0W 0D 1L
Fully Accepted Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 14 games 5W 3D 6L
Caro-Kann Defense 7 games 3W 2D 2L
Advance Variation 4 games 1W 1D 2L
Short Variation
1 game
0W
0D
1L
(unspecified)
1 game
0W
0D
1L
Bayonet Attack
1 game
0W
1D
0L
Tal Variation
1 game
1W
0D
0L
Exchange Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Main Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 2 games 1W 0D 1L
Classical Variation 1 game 1W 0D 0L
Noa Variation
1 game
1W
0D
0L
Reshevsky Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Defense 1 game 0W 0D 1L
Winawer Variation 1 game 0W 0D 1L
Poisoned Pawn Variation Declined
1 game
0W
0D
1L
Catalan Opening 1 game 0W 0D 1L
Open Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 1 game 1W 0D 0L
Agincourt Defense 1 game 1W 0D 0L
Catalan Defense Accepted
1 game
1W
0D
0L
King's Indian Attack 1 game 0W 0D 1L
Double Fianchetto 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 1D 0L
Ragozin Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 99
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 33 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2025.07.27 | 41 Open Internacional d'Escacs d'Andorra 2025 | 9.20 | 2025.07.27 Suarez, Sebastian (30979080) (2201) | 0 | 89.70% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2025.07.26 | 41 Open Internacional d'Escacs d'Andorra 2025 | 8.26 | 2025.07.26 Luke Brezmes, Cristofer (2274477) (2093) | 1 | 95.90% | 1. d4 Nf6 2. c4 d6 3. Nc3 e5 | |
| 2025.07.25 | 41 Open Internacional d'Escacs d'Andorra 2025 | 7.25 | 2025.07.25 Christodoulaki, Antonia (4214935) (2111) | ½ | - | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.01.18 | Round 9: Romero Calduch, Sergio - Zhao, Shengxin | 9.19 | 2025.01.18 Zhao, Shengxin (8608040) (2158) | ½ | 89.40% | 1. d4 d5 2. c4 c6 3. e3 Nf6 | |
| 2025.01.13 | Round 4: Aamodt, Peder Marcus - Romero Calduch, Sergio | 4.20 | 2025.01.13 Aamodt, Peder Marcus (1543679) (2082) | 0 | 98.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.10.01 | IBEROAMERICANO | 9.15 | 2024.10.01 Garcia Fernandez, Victor 2007 (54536820) (2353) | 1 | 96.60% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.09.30 | IBEROAMERICANO | 8.12 | 2024.09.30 Matamoros Franco, Carlos S. (3600017) (2404) | ½ | 92.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.09.29 | IBEROAMERICANO | 7.6 | 2024.09.29 Fier, Alexandr (2107139) (2551) | 0 | 93.80% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2024.09.28 | IBEROAMERICANO | 6.13 | 2024.09.28 Merario Alarcon, Andres (24522767) (2408) | 1 | 68.60% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.09.27 | IBEROAMERICANO | 5.19 | 2024.09.27 Fernandez Sanchez, Fernando Miguel (3802299) (2399) | 1 | 95.20% | 1. c4 Nf6 2. g3 e6 3. Bg2 d5 | |
| 2024.09.27 | IBEROAMERICANO | 4.34 | 2024.09.27 Barrenechea Bahamonde, Gustavo (2254425) (2093) | ½ | 87.10% | 1. d4 d5 2. c4 e6 3. Nf3 c5 | |
| 2024.09.26 | IBEROAMERICANO | 3.12 | 2024.09.26 Gines Esteo, Pedro Antonio (32080190) (2477) | 0 | 86.20% | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 | |
| 2024.09.25 | IBEROAMERICANO | 2.11 | 2024.09.25 Rodriguez Vila, Andres (3000010) (2417) | ½ | 92.90% | 1. d4 g6 2. c4 Bg7 3. Nf3 d6 | |
| 2024.07.28 | 40 Open Internacional d'Escacs d'Andorra 2024 | 9.9 | 2024.07.28 Baskin, Robert (24662402) (2443) | ½ | 96.10% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.07.27 | 40 Open Internacional d'Escacs d'Andorra 2024 | 8.3 | 2024.07.27 Cuartas, Jaime Alexander (4401190) (2519) | 0 | 86.50% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2024.07.26 | 40 Open Internacional d'Escacs d'Andorra 2024 | 7.8 | 2024.07.26 Lopez Martinez, Josep Manuel (2212943) (2463) | 1 | 96.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.07.25 | 40 Open Internacional d'Escacs d'Andorra 2024 | 6.10 | 2024.07.25 Sibashvili, Giorgi (13602799) (2436) | 1 | 97.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.01.04 | Roquetas 2024 | 5.14 | 2024.01.04 Garcia Fernandez, Victor (2366) | ½ | 94.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.01.04 | Roquetas 2024 | 4.12 | 2024.01.04 Camacho Collados, Marcos (2266237) (2466) | 1 | 93.90% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| ????.??.?? | 40 Open Internacional d'Escacs d'Andorra 2024 | 5.8 | ????.??.?? Arizmendi Martinez, Julen Luis (2205092) (2520) | ½ | 92.70% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| ????.??.?? | 40 Open Internacional d'Escacs d'Andorra 2024 | 4.17 | ????.??.?? Luke Brezmes, Cristofer (2274477) (2073) | 1 | 92.70% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2023.12.30 | Round 9: Sergio Romero Calduch - Raul Martinez Fernandez | 2023.12.30 Raul Martinez Fernandez | ½ | 91.20% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | ||
| 2023.12.29 | Round 8: Javier Longa Yauca - Sergio Romero Calduch | 2023.12.29 Javier Longa Yauca | 0 | 84.00% | 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 | ||
| 2023.12.29 | Round 7: Sergio Romero Calduch - Alvaro Bravo de la Vega | 2023.12.29 Alvaro Bravo de la Vega | 1 | 96.40% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | ||
| 2023.12.28 | Round 6: Marcos Lianes Garcia - Sergio Romero Calduch | 2023.12.28 Marcos Lianes Garcia | ½ | 93.00% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | ||
| 2023.12.28 | Round 5: Sergio Romero Calduch - Samuel Bustos Bernardo | 2023.12.28 Samuel Bustos Bernardo | 1 | 92.70% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | ||
| 2023.12.27 | Round 4: Martin Horcajuelo Rocamora - Sergio Romero Calduch | 2023.12.27 Martin Horcajuelo Rocamora | ½ | 96.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | ||
| 2023.11.10 | Round 9: Osama A. Attalib - Sergio Romero Calduch | 2023.11.10 Osama A. Attalib (1937) | 1 | 97.60% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| 2023.11.09 | Round 8: Sergio Romero Calduch - Marko Fadi | 2023.11.09 Marko Fadi (2221) | 0 | 87.90% | 1. d4 d5 2. c4 e6 3. Nc3 Bb4 | ||
| 2023.11.08 | Round 7: Sergio Romero Calduch - Arnash Bauyrzhan | 2023.11.08 Arnash Bauyrzhan (1993) | 1 | 95.00% | 1. d4 d5 2. c4 e6 3. Nc3 Be7 | ||
| 2023.11.07 | Round 6: Ahmed Abdullah S Alrehaili - Sergio Romero Calduch | 2023.11.07 Ahmed Abdullah S Alrehaili (2064) | 1 | 89.60% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | ||
| 2023.11.06 | Round 5: Sergio Romero Calduch - Abdulrahman Al Ibrahim | 2023.11.06 Abdulrahman Al Ibrahim (1888) | 1 | 90.30% | 1. d4 d5 2. c4 e6 3. Nc3 c5 | ||
| 2023.11.04 | Round 3: Sergio Romero Calduch - Shrayan Majumder | 2023.11.04 Shrayan Majumder (1921) | 0 | 92.80% | 1. d4 Nf6 2. c4 c5 3. d5 b5 |