Player profile
Marin Guevara, Mariana
Dossier
18 of 20 games analyzed.
Accuracy: 79.6%
Opened c4: 5/6Opened d4: 1/6
Castled kingside: 15Same-side castling: 15Did not castle: 3
Played in the center: 8Fianchettoed kingside: 7Fianchettoed queenside: 4Played on the kingside: 4Played on the queenside: 1
Space advantage: 17Backward pawn: 11Missed tactics: 10Sacrificed material: 9Kept the bishop pair: 9Active pieces: 9Initiated exchanges: 7Isolated pawn: 6Avoided exchanges: 6Played gambits: 4
Openings
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As White 7 games 3W 0D 4L
English Opening 6 games 3W 0D 3L
King's English Variation 4 games 3W 0D 1L
Reversed Closed Sicilian
2 games
2W
0D
0L
Reversed Sicilian
2 games
1W
0D
1L
Agincourt Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Symmetrical Variation 1 game 0W 0D 1L
Botvinnik System Reversed, with Nf3
1 game
0W
0D
1L
Slav Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 13 games 3W 2D 8L
Caro-Kann Defense 10 games 2W 1D 7L
Exchange Variation 3 games 0W 0D 3L
(unspecified)
2 games
0W
0D
2L
Rubinstein Variation
1 game
0W
0D
1L
(unspecified) 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Advance Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Accelerated Panov Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Panov Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Endgame Offer 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 0W 0D 1L
King's English Variation 1 game 0W 0D 1L
Reversed Closed Sicilian
1 game
0W
0D
1L
Sicilian Defense 1 game 1W 0D 0L
Modern Variations 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 120
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 20 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.07.11 | Campeonato Nacional de Categorías Menores Impares 2026 | 5.3 | 2026.07.11 Salazar Quiros, Maria Regina (6568408) (1603) | 0 | 83.10% | 1. e4 c6 2. c4 d5 3. cxd5 cxd5 | |
| 2026.07.10 | Campeonato Nacional de Categorías Menores Impares 2026 | 1.4 | 2026.07.10 Fernandez Mayorga, Elena (6544053) (1644) | 0 | 85.50% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.12.30 | XLVI Metropolitano Torneo Internacional 2025 U14 | 9.24 | 2025.12.30 Rodriguez Gonzalez, Mattias (6569153) | 0 | 79.50% | 1. e4 c6 2. Nc3 d5 3. exd5 cxd5 | |
| 2025.10.06 | Ronda 4: Mendez Machado, Fatima - Marin Guevara, Mariana | 4.11 | 2025.10.06 Mendez Machado, Fatima (6606970) (1495) | 0 | 85.50% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.10.06 | Ronda 3: Marin Guevara, Mariana - Matus Acevedo, Ariadna Lucia | 3.17 | 2025.10.06 Matus Acevedo, Ariadna Lucia (6114571) | 1 | 82.60% | 1. c4 e5 2. Nc3 Nc6 3. d3 Nf6 | |
| 2025.10.05 | Ronda 5: Marin Guevara, Mariana - Palencia, Sophia | 5.11 | 2025.10.05 Palencia, Sophia (6712312) (1539) | 1 | 56.40% | 1. c4 e5 2. Nc3 Nc6 3. d3 Nf6 | |
| 2025.10.05 | Ronda 2: Velasquez, Shareth - Marin Guevara, Mariana | 2.5 | 2025.10.05 Velasquez, Shareth (8411840) (1478) | 0 | 64.80% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.10.05 | Ronda 1: Garcia Juarez, Camila Ximena - Marin Guevara, Mariana | 1.17 | 2025.10.05 Garcia Juarez, Camila Ximena (7307349) (1622) | ½ | 73.70% | 1. d4 Nf6 2. e3 g6 3. f4 Bg7 | |
| 2025.10.04 | Ronda 5: Marin Guevara, Mariana - Ventura Juarez, Kimberly Melissa | 5.8 | 2025.10.04 Ventura Juarez, Kimberly Melissa (6712959) | 1 | 89.50% | 1. c4 e5 2. Nc3 d6 3. d3 Nc6 | |
| 2025.10.04 | Ronda 4: Velasquez, Sharon - Marin Guevara, Mariana | 4.14 | 2025.10.04 Velasquez, Sharon (8411859) | 0 | 78.50% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.10.04 | Ronda 3: Matus Acevedo, Andrea Lucia - Marin Guevara, Mariana | 3.2 | 2025.10.04 Matus Acevedo, Andrea Lucia (6113150) | 1 | 89.30% | 1. e4 c6 2. d4 d5 3. e5 e6 | |
| 2025.10.04 | Ronda 2: Marin Guevara, Mariana - Reinhard Moller, Kerstin Danielle | 2.14 | 2025.10.04 Reinhard Moller, Kerstin Danielle (7306997) (1655) | 0 | 82.10% | 1. c4 e6 2. Nc3 d5 3. cxd5 exd5 | |
| 2025.10.04 | Ronda 1: Serrano, Hillary Nicole - Marin Guevara, Mariana | 1.8 | 2025.10.04 Serrano, Hillary Nicole (6615546) (1544) | ½ | - | 1. e4 c6 2. d4 d5 3. e5 e6 | |
| 2025.10.03 | Ronda 5: Marin Guevara, Mariana - Arevalo Guerra, Danna Isabella | 5.12 | 2025.10.03 Arevalo Guerra, Danna Isabella (6612458) (1477) | 0 | 88.40% | 1. c4 e5 2. Nc3 d6 3. d3 Be6 | |
| 2025.10.03 | Ronda 4: Alonzo Espinal, Ely Marielle - Marin Guevara, Mariana | 4.18 | 2025.10.03 Alonzo Espinal, Ely Marielle (8416117) | 1 | 81.30% | 1. e4 c6 2. d4 d5 3. Nc3 e6 | |
| 2025.10.03 | Ronda 3: Garzona Barrera, Emelyn Nicole - Marin Guevara, Mariana | 3.6 | 2025.10.03 Garzona Barrera, Emelyn Nicole (7308221) (1616) | 0 | 81.20% | 1. c4 e5 2. Nc3 Nc6 3. d3 Bb4 | |
| 2025.10.03 | Ronda 2: Marin Guevara, Mariana - Melara, Karla Sofia | 2.18 | 2025.10.03 Melara, Karla Sofia (6708560) (1549) | 0 | - | 1. c4 c5 2. Nc3 Nc6 3. d3 e5 | |
| 2025.10.03 | Round 1: Rivas Molina, Ruth Eloisa - Marin Guevara, Mariana | 1.12 | 2025.10.03 Rivas Molina, Ruth Eloisa (6113583) (1630) | 0 | 69.80% | 1. e4 c6 2. Nf3 d5 3. d3 e6 | |
| 2024.12.27 | Ronda 2: Marin Guevara, Mariana - Garcia Fajardo, Samuel | 2.8 | 2024.12.27 Garcia Fajardo, Samuel (6522785) (1404) | 0 | 67.20% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2024.12.27 | Ronda 1: Guell Nunez, Fabiana - Marin Guevara, Mariana | 1.10 | 2024.12.27 Guell Nunez, Fabiana (6549187) | 1 | 94.30% | 1. e4 c5 2. Nf3 d6 3. g3 Nf6 |