Player profile
Lopez Mass, Maria Fernanda
Dossier
106 of 114 games analyzed.
Accuracy: 87.6%
Opened d4: 43/51Opened e4: 8/51
Same-side castling: 85Castled kingside: 82Did not castle: 9Castled queenside: 8Opposite-side castling: 3
Played in the center: 52Played on the kingside: 30Played on the queenside: 12Fianchettoed queenside: 8Fianchettoed kingside: 2
Active pieces: 72Initiated exchanges: 52Sacrificed material: 50Backward pawn: 41Space advantage: 41Kept the bishop pair: 33Missed tactics: 29Avoided exchanges: 28Isolated pawn: 17Played gambits: 3
Openings
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As White 54 games 24W 11D 19L
Queen's Pawn Game 26 games 11W 6D 9L
Accelerated London System 21 games 8W 5D 8L
(unspecified)
21 games
8W
5D
8L
London System 3 games 1W 1D 1L
(unspecified)
2 games
1W
1D
0L
with e6
1 game
0W
0D
1L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Krause Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Indian Defense 8 games 1W 4D 3L
Accelerated London System 8 games 1W 4D 3L
(unspecified)
8 games
1W
4D
3L
London System 3 games 0W 0D 3L
(unspecified) 3 games 0W 0D 3L
(unspecified)
3 games
0W
0D
3L
Horwitz Defense 3 games 3W 0D 0L
(unspecified) 3 games 3W 0D 0L
(unspecified)
3 games
3W
0D
0L
Queen's Gambit Declined 2 games 1W 0D 1L
Exchange Variation 2 games 1W 0D 1L
Positional Variation
2 games
1W
0D
1L
Englund Gambit 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Dutch Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Four Knights Game 2 games 1W 0D 1L
Italian Variation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
King's Pawn Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Scandinavian Defense 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Italian Game 1 game 1W 0D 0L
Hungarian Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
French Defense 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Caro-Kann Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 1 game 0W 0D 1L
Bowdler Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 51 games 27W 8D 15L
Caro-Kann Defense 28 games 14W 7D 7L
(unspecified) 7 games 4W 0D 3L
(unspecified)
7 games
4W
0D
3L
Exchange Variation 4 games 1W 2D 1L
(unspecified)
3 games
1W
1D
1L
Rubinstein Variation
1 game
0W
1D
0L
Panov Attack 3 games 2W 1D 0L
(unspecified)
3 games
2W
1D
0L
Tartakower Variation 3 games 2W 1D 0L
(unspecified)
3 games
2W
1D
0L
Advance Variation 2 games 1W 1D 0L
Botvinnik-Carls Defense
1 game
0W
1D
0L
Short Variation
1 game
1W
0D
0L
Maróczy Variation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Campomanes Attack 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Apocalypse Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Hillbilly Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Breyer Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Main Line 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Two Knights Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 12 games 9W 0D 2L
Accelerated London System 3 games 2W 0D 1L
(unspecified)
3 games
2W
0D
1L
(unspecified) 3 games 2W 0D 0L
(unspecified)
3 games
2W
0D
0L
London System 2 games 2W 0D 0L
with e6
2 games
2W
0D
0L
Chigorin Variation 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Stonewall Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Zukertort Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 3 games 1W 1D 1L
Traditional Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Exchange Variation 1 game 0W 0D 1L
Positional Variation
1 game
0W
0D
1L
Baltic Defense 1 game 1W 0D 0L
Pseudo-Chigorin
1 game
1W
0D
0L
Ruy Lopez 2 games 0W 0D 2L
Steinitz Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Berlin Defense 1 game 0W 0D 1L
Beverwijk Variation
1 game
0W
0D
1L
Italian Game 2 games 2W 0D 0L
Deutz Gambit 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Giuoco Pianissimo 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Semi-Slav Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 1 game 0W 0D 1L
Caro-Kann Defensive System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Slav Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Sicilian Defense 1 game 0W 0D 1L
Kan Variation 1 game 0W 0D 1L
Knight Variation
1 game
0W
0D
1L
Blunders Top 4 of 512
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 114 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.08.01 | Round 9: Barrera Garcia, Fernanda Guadalupe - Lopez Mass, Maria Fernanda | 9.7 | 2026.08.01 Barrera Garcia, Fernanda Guadalupe (5183170) (1808) | ½ | 87.30% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2026.05.24 | Round 6: Posada Torres, Briggith - Lopez Mass, Maria Fernanda | 6.2 | 2026.05.24 Posada Torres, Briggith (144431236) (1858) | 0 | 89.90% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2026.05.23 | Round 5: Llano Colorado, Kriss Nicolle - Lopez Mass, Maria Fernanda | 5.3 | 2026.05.23 Llano Colorado, Kriss Nicolle (144439903) (1708) | 1 | 90.70% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.12.11 | Round 9: Lopez Mass, Maria Fernanda - Torres Alarcon, Luciana Yanella | 9.4 | 2025.12.11 Torres Alarcon, Luciana Yanella (3877728) (1742) | ½ | 89.60% | 1. d4 d5 2. Bf4 Nf6 3. e3 g6 | |
| 2025.12.10 | Round 8: Lopez Sosa, Lizeth Stefanya - Lopez Mass, Maria Fernanda | 8.6 | 2025.12.10 Lopez Sosa, Lizeth Stefanya (144417438) (1613) | ½ | 88.60% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2025.12.10 | Round 7: Lopez Mass, Maria Fernanda - Meneses Vertiz, Luana | 7.9 | 2025.12.10 Meneses Vertiz, Luana (81418337) (1417) | 1 | 95.90% | 1. d4 d5 2. Bf4 h5 3. h3 e6 | |
| 2025.12.09 | Round 6: Granja Diaz, Sophia Alejandra - Lopez Mass, Maria Fernanda | 6.11 | 2025.12.09 Granja Diaz, Sophia Alejandra (3641074) (1542) | 1 | - | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2025.12.09 | Round 9: Lopez Mass, Maria Fernanda - Rojas Salas, Rihanna Irina | 9.1 | 2025.12.09 Rojas Salas, Rihanna Irina (3839850) (1750) | 1 | 81.20% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2025.12.09 | Round 8: Machado, Catarina Monteiro - Lopez Mass, Maria Fernanda | 8.3 | 2025.12.09 Machado, Catarina Monteiro (22770224) (1607) | 1 | 87.20% | 1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 | |
| 2025.12.09 | Round 7: Lopez Mass, Maria Fernanda - Varela Acosta, Valeria | 7.1 | 2025.12.09 Varela Acosta, Valeria (144411235) (1698) | ½ | 87.30% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2025.12.09 | Round 6: Torres Alarcon, Luciana Yanella - Lopez Mass, Maria Fernanda | 6.4 | 2025.12.09 Torres Alarcon, Luciana Yanella (3877728) (1633) | 0 | 85.70% | 1. e4 c6 2. Nf3 d5 3. e5 c5 | |
| 2025.12.08 | Round 4: Lopez Mass, Maria Fernanda - Otrilla Guevara, Mariana | 4.11 | 2025.12.08 Otrilla Guevara, Mariana (81407807) (1507) | 0 | 80.70% | 1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 | |
| 2025.12.07 | Round 3: Puma Lezama, Angela Fernanda - Lopez Mass, Maria Fernanda | 3.20 | 2025.12.07 Puma Lezama, Angela Fernanda (81404590) (1530) | ½ | 94.30% | 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 | |
| 2025.10.28 | Round 9: Lopez Mass, Maria Fernanda - Pardo Useche, Laura Valentina | 9.3 | 2025.10.28 Pardo Useche, Laura Valentina (4489420) (1676) | 0 | 77.00% | 1. d4 Nf6 2. Bf4 g6 3. Nf3 d5 | |
| 2025.10.28 | Round 8: Leguizamo Cortes, Laura Juliana - Lopez Mass, Maria Fernanda | 8.1 | 2025.10.28 Leguizamo Cortes, Laura Juliana (144403186) (1631) | 0 | - | 1. c4 c6 2. g3 d5 3. Bg2 Nf6 | |
| 2025.10.28 | Round 7: Rendon Galvis, Paulina - Lopez Mass, Maria Fernanda | 7.4 | 2025.10.28 Rendon Galvis, Paulina (144431252) (1558) | 1 | 96.20% | 1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 | |
| 2025.10.28 | Round 6: Lopez Mass, Maria Fernanda - Martinez Yara, Laura Valentina | 6.6 | 2025.10.28 Martinez Yara, Laura Valentina (144472480) | 1 | 97.00% | 1. d4 e6 2. Bf4 Ne7 3. e3 d6 | |
| 2025.10.28 | Round 5: Cupaban Alonso, Luciana - Lopez Mass, Maria Fernanda | 5.2 | 2025.10.28 Cupaban Alonso, Luciana (144406533) (1811) | 0 | 82.50% | 1. d4 d5 2. e3 Nf6 3. Bd3 e6 | |
| 2025.10.28 | Round 4: Lopez Mass, Maria Fernanda - Moreno Mosquera, Hailyn Saray | 4.5 | 2025.10.28 Moreno Mosquera, Hailyn Saray (144440316) (1469) | 1 | 93.80% | 1. d4 d5 2. Bf4 Nc6 3. Nf3 Nf6 | |
| 2025.10.28 | Round 3: Florez Palencia, Jazmin Yulieth - Lopez Mass, Maria Fernanda | 3.7 | 2025.10.28 Florez Palencia, Jazmin Yulieth (144452675) | 1 | 91.80% | 1. e4 c6 2. Bc4 d5 3. exd5 cxd5 | |
| 2025.10.28 | Round 2: Lopez Mass, Maria Fernanda - Amaya Vargas, Mariana | 2.7 | 2025.10.28 Amaya Vargas, Mariana (144428359) | 0 | 87.60% | 1. d4 d5 2. Bf4 e6 3. Nf3 c5 | |
| 2025.10.28 | Round 1: Hernandez Montealegre, Shayra Luciana - Lopez Mass, Maria Fernanda | 1.8 | 2025.10.28 Hernandez Montealegre, Shayra Luciana (144472455) | 1 | 98.40% | 1. d4 d5 2. Nc3 Nf6 3. Nf3 Bf5 | |
| 2025.10.28 | Round 6: Gamarra Oliveros, Mariana - Lopez Mass, Maria Fernanda | 6.10 | 2025.10.28 Gamarra Oliveros, Mariana (144444761) | 1 | 95.20% | 1. d4 d5 2. Nf3 Bf5 3. Bf4 Nf6 | |
| 2025.10.28 | Round 5: Lopez Mass, Maria Fernanda - Araujo Agreda, Hallye Valentina | 5.5 | 2025.10.28 Araujo Agreda, Hallye Valentina (144401434) (1636) | 0 | 88.00% | 1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 | |
| 2025.10.28 | Round 4: Piedrahita Zapata, Yeraldin Vanessa - Lopez Mass, Maria Fernanda | 4.2 | 2025.10.28 Piedrahita Zapata, Yeraldin Vanessa (144425619) | 0 | 80.90% | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | |
| 2025.10.27 | Round 3: Lopez Mass, Maria Fernanda - Amaya Vargas, Mariana | 3.5 | 2025.10.27 Amaya Vargas, Mariana (144428359) | 1 | 95.20% | 1. d4 d5 2. Bf4 e6 3. e3 c5 | |
| 2025.10.27 | Round 2: Altamar Gomez, Sara Sofia - Lopez Mass, Maria Fernanda | 2.5 | 2025.10.27 Altamar Gomez, Sara Sofia (4489853) | ½ | 83.50% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.10.27 | Round 1: Lopez Mass, Maria Fernanda - Guerrero, Andrea Isabella | 1.5 | 2025.10.27 Guerrero, Andrea Isabella (3953815) | 1 | 93.40% | 1. d4 c6 2. Bf4 d5 3. e3 Nf6 | |
| 2025.10.27 | Round 6: Pardo Useche, Laura Valentina - Lopez Mass, Maria Fernanda | 6.3 | 2025.10.27 Pardo Useche, Laura Valentina (4489420) (1837) | 0 | 85.50% | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2025.10.26 | Round 5: Lopez Mass, Maria Fernanda - Piedrahita Zapata, Yeraldin Vanessa | 5.2 | 2025.10.26 Piedrahita Zapata, Yeraldin Vanessa (144425619) (1690) | 0 | 80.10% | 1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 | |
| 2025.10.26 | Round 4: Leguizamo Cortes, Laura Juliana - Lopez Mass, Maria Fernanda | 4.3 | 2025.10.26 Leguizamo Cortes, Laura Juliana (144403186) (1700) | 1 | 91.80% | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | |
| 2025.10.25 | Round 3: Lopez Mass, Maria Fernanda - Gamarra Oliveros, Mariana | 3.5 | 2025.10.25 Gamarra Oliveros, Mariana (144444761) | 1 | 96.50% | 1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 | |
| 2025.10.25 | Round 2: Lopez Mass, Maria Fernanda - Ruiz Amaya, Valeria Saray | 2.4 | 2025.10.25 Ruiz Amaya, Valeria Saray (144417101) (1470) | ½ | 91.50% | 1. d4 Nf6 2. Bf4 e6 3. e3 Be7 | |
| 2025.10.24 | Round 1: Shayra Luciana Hernandez Montealegre - Lopez Mass, Maria Fernanda | 1.4 | 2025.10.24 Shayra Luciana Hernandez Montealegre | 1 | 99.30% | 1. d4 d5 2. Nc3 Nf6 3. Nf3 Bf5 | |
| 2025.07.31 | Round 6: Lopez Mass, Maria Fernanda - Torres Alarcon, Luciana Yanella | 6.4 | 2025.07.31 Torres Alarcon, Luciana Yanella (3877728) (1719) | 0 | 58.00% | 1. d4 d5 2. Bf4 c6 3. c3 Nf6 | |
| 2025.07.30 | Round 4: Lopez Mass, Maria Fernanda - Gomez Gonzales, Fabiana | 4.2 | 2025.07.30 Gomez Gonzales, Fabiana (3860191) (1796) | 0 | - | 1. d4 d5 2. Bf4 e6 3. e3 Bd6 | |
| 2025.06.01 | Round 6: Jacome Revelo, Daniela Alexandra - Lopez Mass, Maria Fernanda | 6.9 | 2025.06.01 Jacome Revelo, Daniela Alexandra (144400772) (1700) | 1 | - | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.05.31 | Round 5: Lopez Mass, Maria Fernanda - Ospina Soto, Sara Lucia | 5.9 | 2025.05.31 Ospina Soto, Sara Lucia (4484681) (1549) | ½ | 97.20% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2025.05.31 | Round 4: Cupaban Alonso, Luciana - Lopez Mass, Maria Fernanda | 4.9 | 2025.05.31 Cupaban Alonso, Luciana (144406533) (1686) | ½ | 91.80% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.05.30 | Round 7: Lopez Mass, Maria Fernanda - Barreto Pulido, Mariana | 7.8 | 2025.05.30 Barreto Pulido, Mariana (4489438) (1698) | 1 | 82.90% | 1. d4 d5 2. Nf3 c5 3. c3 e6 | |
| 2025.05.30 | Round 3: Lopez Mass, Maria Fernanda - Ruiz Amaya, Valeria Saray | 3.10 | 2025.05.30 Ruiz Amaya, Valeria Saray (144417101) (1438) | 1 | 95.30% | 1. d4 d5 2. Bf4 c6 3. c3 Nf6 | |
| 2025.05.30 | Round 2: Paredes Alvarez, Salome - Lopez Mass, Maria Fernanda | 2.11 | 2025.05.30 Paredes Alvarez, Salome (144437897) (1476) | 1 | 78.40% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.05.29 | Round 1: Lopez Mass, Maria Fernanda - Zambrano Molina, Maria Victoria | 1.12 | 2025.05.29 Zambrano Molina, Maria Victoria (144439067) | 1 | - | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | |
| 2025.04.18 | Round 7: Lopez Mass, Maria Fernanda - Quevedo Bonilla, Paula Thaliana | 7.24 | 2025.04.18 Quevedo Bonilla, Paula Thaliana (4492498) (1891) | ½ | - | 1. d4 Nf6 2. Bf4 d5 3. e3 c5 | |
| 2025.04.17 | Round 6: Chaucanes, Lina Marcela - Lopez Mass, Maria Fernanda | 6.23 | 2025.04.17 Chaucanes, Lina Marcela (4402626) (1939) | ½ | 89.10% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2024.12.15 | Round 5: Lopez Mass, Maria Fernanda - Tobon Diaz, Danna Isabella | 5.6 | 2024.12.15 Tobon Diaz, Danna Isabella (144427751) (1511) | 0 | 95.10% | 1. d4 d5 2. Bf4 c6 3. e3 Nf6 | |
| 2024.12.15 | Round 3: Lopez Mass, Maria Fernanda - Ruiz Amaya, Valeria Saray | 3.6 | 2024.12.15 Ruiz Amaya, Valeria Saray (144417101) (1547) | ½ | 89.90% | 1. d4 d5 2. Bf4 c6 3. e3 Nf6 | |
| 2024.12.15 | Round 2: Torres Puentes, Camila - Lopez Mass, Maria Fernanda | 2.6 | 2024.12.15 Torres Puentes, Camila (4473655) (1579) | ½ | 96.10% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2024.12.08 | Round 9: Maria Camila Yepes Suarez - Lopez Mass, Maria Fernanda | 9.8 | 2024.12.08 Maria Camila Yepes Suarez | 1 | 96.90% | 1. e4 c6 2. Nc3 d5 3. d3 e5 | |
| 2024.12.07 | Round 8: Lopez Mass, Maria Fernanda - Hevia Navas, Amalia Larissa | 8.8 | 2024.12.07 Hevia Navas, Amalia Larissa (3971570) (1611) | 0 | 87.40% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2024.12.07 | Round 7: Cedeno Morales, Sherick Patricia - Lopez Mass, Maria Fernanda | 7.12 | 2024.12.07 Cedeno Morales, Sherick Patricia (3644243) | 1 | 96.50% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2024.12.05 | Round 6: Lopez Mass, Maria Fernanda - Suarez, Lucia | 6.4 | 2024.12.05 Suarez, Lucia (3030652) | 1 | 78.90% | 1. d4 d5 2. c4 e6 3. cxd5 exd5 | |
| 2024.12.05 | Round 5: Reyes Perez, Aracelly - Lopez Mass, Maria Fernanda | 5.16 | 2024.12.05 Reyes Perez, Aracelly (3838030) (1708) | 1 | 94.90% | 1. e4 c6 2. d3 d5 3. Nd2 e5 | |
| 2024.12.04 | Round 3: Lopez Mass, Maria Fernanda - Torres Caballero, Sofia Anabela | 3.16 | 2024.12.04 Torres Caballero, Sofia Anabela (3709434) (1594) | 0 | 85.00% | 1. d4 d5 2. Bf4 e6 3. e3 Bd6 | |
| 2024.12.03 | Round 2: Simoncini, Luana Felipe - Lopez Mass, Maria Fernanda | 2.4 | 2024.12.03 Simoncini, Luana Felipe (44723342) (1590) | 0 | 84.40% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2024.12.03 | Round 1: Lopez Mass, Maria Fernanda - Cegarra Ruiz, Victoria | 1.12 | 2024.12.03 Cegarra Ruiz, Victoria (3472299) (1707) | 1 | 100.00% | ||
| 2024.11.25 | Round 12: Vergara Canchila, Dania Maria - Lopez Mass, Maria Fernanda | 12.7 | 2024.11.25 Vergara Canchila, Dania Maria (144450516) | 1 | 96.60% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2024.11.25 | Round 11: Lopez Mass, Maria Fernanda - Vergara Canchila, Dania Maria | 11.7 | 2024.11.25 Vergara Canchila, Dania Maria (144450516) | 0 | 77.30% | 1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 | |
| 2024.11.25 | Round 6: Lopez Mass, Maria Fernanda - Cuy Catano, Elianis Sharit | 6.4 | 2024.11.25 Cuy Catano, Elianis Sharit (144404077) (1450) | 1 | 95.90% | 1. d4 e6 2. Bf4 d5 3. e3 Nd7 | |
| 2024.11.25 | Round 5: Cuy Catano, Elianis Sharit - Lopez Mass, Maria Fernanda | 5.4 | 2024.11.25 Cuy Catano, Elianis Sharit (144404077) (1450) | 1 | 86.20% | 1. e4 c6 2. Nf3 d5 3. d4 Bg4 | |
| 2024.11.25 | Round 4: Tobon Diaz, Danna Isabella - Lopez Mass, Maria Fernanda | 4.6 | 2024.11.25 Tobon Diaz, Danna Isabella (144427751) | * | 75.70% | 1. d4 d5 2. c3 Bf5 3. Bf4 e6 | |
| 2024.11.25 | Round 3: Lopez Mass, Maria Fernanda - Tobon Diaz, Danna Isabella | 3.6 | 2024.11.25 Tobon Diaz, Danna Isabella (144427751) | 0 | 84.90% | 1. d4 d5 2. Bf4 c6 3. e3 Nf6 | |
| 2024.11.25 | Round 10: Lopez Mass, Maria Fernanda - Montiel Montes, Juliana | 10.5 | 2024.11.25 Montiel Montes, Juliana (144407726) (1559) | 1 | 96.10% | 1. d4 Nf6 2. Bf4 d5 3. e3 e6 | |
| 2024.11.25 | Round 9: Montiel Montes, Juliana - Lopez Mass, Maria Fernanda | 9.5 | 2024.11.25 Montiel Montes, Juliana (144407726) (1559) | 0 | 86.30% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2024.11.25 | Round 8: Polania Naranjo, Laura Camila - Lopez Mass, Maria Fernanda | 8.2 | 2024.11.25 Polania Naranjo, Laura Camila (144421354) (1499) | 0 | 65.40% | 1. e4 c6 2. c3 d5 3. exd5 cxd5 | |
| 2024.11.25 | Round 7: Lopez Mass, Maria Fernanda - Polania Naranjo, Laura Camila | 7.2 | 2024.11.25 Polania Naranjo, Laura Camila (144421354) (1499) | 0 | 80.70% | 1. d4 e5 2. dxe5 Nc6 3. Bf4 Qe7 | |
| 2024.11.25 | Round 1: Gonzalez Santamaria, Andrea Liseth - Lopez Mass, Maria Fernanda | 1.8 | 2024.11.25 Gonzalez Santamaria, Andrea Liseth (144450435) | 0 | 88.10% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.11.25 | Round 6: Lopez Mass, Maria Fernanda - Arroyave Arboleda, Shantal | 6.6 | 2024.11.25 Arroyave Arboleda, Shantal (144430973) (1599) | ½ | 87.80% | 1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 | |
| 2024.11.25 | Round 5: Cuy Catano, Elianis Sharit - Lopez Mass, Maria Fernanda | 5.5 | 2024.11.25 Cuy Catano, Elianis Sharit (144404077) (1406) | 0 | 75.20% | 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 | |
| 2024.11.25 | Round 4: Lopez Mass, Maria Fernanda - Lopez Garcia, Luisa Maria | 4.7 | 2024.11.25 Lopez Garcia, Luisa Maria (144442513) (1564) | 1 | 97.20% | 1. d4 f5 2. Nf3 e6 3. Bg5 Nf6 | |
| 2024.11.24 | Round 3: Lamarid Moreno, Maria Angelica - Lopez Mass, Maria Fernanda | 3.8 | 2024.11.24 Lamadrid Moreno, Maria Angelica (144450443) | 1 | 89.10% | 1. e4 c6 2. Nc3 d5 3. d3 dxe4 | |
| 2024.11.24 | Round 2: Lopez Mass, Maria Fernanda - Ruiz Amaya, Valeria Saray | 2.3 | 2024.11.24 Ruiz Amaya, Valeria Saray (144417101) (1660) | 0 | 87.70% | 1. d4 d5 2. Bf4 c6 3. e3 Bf5 | |
| 2024.11.24 | Round 1: Martinez Calderon, Maithe Sofia - Lopez Mass, Maria Fernanda | 1.10 | 2024.11.24 Martinez Calderon, Maithe Sofia (144450460) | 1 | 96.00% | 1. e4 c6 2. Nf3 d5 3. e5 Bg4 | |
| 2024.11.24 | Round 7: Lopez Mass, Maria Fernanda - Morales Perez, Ghisell | 7.1 | 2024.11.24 Morales Perez, Ghisell (4497198) (1895) | ½ | 82.10% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2024.11.23 | Round 6: Lopez Mass, Maria Fernanda - Cuy Catano, Elianis Sharit | 6.2 | 2024.11.23 Cuy Catano, Elianis Sharit (144404077) | 1 | 60.50% | 1. d4 e6 2. Bf4 d5 3. e3 c5 | |
| 2024.11.23 | Round 5: Polania Naranjo, Laura Camila - Lopez Mass, Maria Fernanda | 5.3 | 2024.11.23 Polania Naranjo, Laura Camila (144421354) (1611) | 1 | 76.50% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2024.11.22 | Round 4: Lopez Mass, Maria Fernanda - Pardo Useche, Laura Valentina | 4.3 | 2024.11.22 Pardo Useche, Laura Valentina (4489420) (1843) | ½ | 96.90% | 1. d4 Nf6 2. Bf4 g6 3. e3 d5 | |
| 2024.11.22 | Round 3: Arroyave Arboleda, Shantal - Lopez Mass, Maria Fernanda | 3.6 | 2024.11.22 Arroyave Arboleda, Shantal (144430973) (1554) | 1 | 98.80% | 1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 | |
| 2024.11.21 | Round 2: Lopez Mass, Maria Fernanda - Ruiz Amaya, Valeria Saray | 2.6 | 2024.11.21 Ruiz Amaya, Valeria Saray (144417101) (1530) | ½ | 84.60% | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | |
| 2024.11.21 | Round 1: Karol Yisell Garcia Bastos - Lopez Mass, Maria Fernanda | 1.6 | 2024.11.21 Karol Yisell Garcia Bastos | 1 | 96.20% | 1. d4 d5 2. e3 Bf5 3. Nf3 e6 | |
| 2024.06.09 | Round 12: Lopez Mass, Maria Fernanda - Quevedo Bonilla, Paula Thaliana | 2024.06.09 Quevedo Bonilla, Paula Thaliana (4492498) (1694) | 0 | 72.40% | 1. d4 Nf6 2. Bf4 d5 3. e3 e6 | ||
| 2024.06.09 | Round 11: Quevedo Bonilla, Paula Thaliana - Lopez Mass, Maria Fernanda | 2024.06.09 Quevedo Bonilla, Paula Thaliana (4492498) (1694) | 0 | 77.90% | 1. e4 c6 2. d4 d5 3. Nc3 Nf6 | ||
| 2024.06.09 | Round 10: Acevedo Ramirez, Lizeth Dahiana - Lopez Mass, Maria Fernanda | 2024.06.09 Acevedo Ramirez, Lizeth Dahiana (144424205) (1453) | 1 | 86.40% | 1. d4 d5 2. Bf4 Bf5 3. e3 e6 | ||
| 2024.06.09 | Round 9: Lopez Mass, Maria Fernanda - Acevedo Ramirez, Lizeth Dahiana | 2024.06.09 Acevedo Ramirez, Lizeth Dahiana (144424205) (1453) | 1 | 85.90% | 1. d4 f5 2. Bf4 Nf6 3. e3 e6 | ||
| 2024.06.09 | Round 8: Lopez Mass, Maria Fernanda - Polania Naranjo, Laura Camila | 2024.06.09 Polania Naranjo, Laura Camila (144421354) (1488) | 1 | 85.00% | 1. d4 e5 2. c3 exd4 3. cxd4 d5 | ||
| 2024.06.09 | Round 7: Polania Naranjo, Laura Camila - Lopez Mass, Maria Fernanda | 2024.06.09 Polania Naranjo, Laura Camila (144421354) (1488) | 1 | 77.50% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | ||
| 2024.06.09 | Round 6: Lopez Mass, Maria Fernanda - Chapeton Silva, Isabella | 2024.06.09 Chapeton Silva, Isabella (4492919) | 1 | 81.80% | 1. d4 d5 2. Bf4 Bf5 3. e3 e6 | ||
| 2024.06.09 | Round 5: Chapeton Silva, Isabella - Lopez Mass, Maria Fernanda | 2024.06.09 Chapeton Silva, Isabella (4492919) | 0 | 83.90% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | ||
| 2024.06.09 | Round 4: Lopez Mass, Maria Fernanda - Pardo Useche, Laura Valentina | 2024.06.09 Pardo Useche, Laura Valentina (4489420) (1668) | 0 | 90.20% | 1. d4 Nf6 2. Bf4 g6 3. e3 d5 | ||
| 2024.06.09 | Round 3: Pardo Useche, Laura Valentina - Lopez Mass, Maria Fernanda | 2024.06.09 Pardo Useche, Laura Valentina (4489420) (1668) | ½ | 80.50% | 1. e4 c6 2. d4 d5 3. Nc3 Nf6 | ||
| 2024.06.09 | Round 2: Lopez Mass, Maria Fernanda - Tobon Diaz, Danna Isabella | 2024.06.09 Tobon Diaz, Danna Isabella (144427751) | 1 | 91.40% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 | ||
| 2024.06.09 | Round 1: Tobon Diaz, Danna Isabella - Lopez Mass, Maria Fernanda | 2024.06.09 Tobon Diaz, Danna Isabella (144427751) | 1 | 96.00% | 1. d4 d5 2. c3 Bf5 3. Bf4 e6 | ||
| 2024.06.09 | Round 6: Chapeton Silva, Isabella - Lopez Mass, Maria Fernanda | 2024.06.09 Chapeton Silva, Isabella (4492919) | 0 | 85.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | ||
| 2024.06.09 | Round 5: Lopez Mass, Maria Fernanda - Araujo Agreda, Hallye Valentina | 2024.06.09 Araujo Agreda, Hallye Valentina (144401434) (1675) | 1 | 97.50% | 1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 | ||
| 2024.06.09 | Round 4: Lopez Mass, Maria Fernanda - Quintero Mendez, Maria Alejandra | 2024.06.09 Quintero Mendez, Maria Alejandra (144428561) (1573) | 1 | 94.80% | 1. e4 e5 2. Bc4 Nc6 3. Nf3 Be7 | ||
| 2024.06.08 | Round 3: Gomez Solorzano, Marianne - Lopez Mass, Maria Fernanda | 2024.06.08 Gomez Solorzano, Marianne (144419015) | 1 | 96.10% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | ||
| 2024.06.08 | Round 2: Lopez Mass, Maria Fernanda - Diaz Gonzalez, Ana Sofia | 2024.06.08 Diaz Gonzalez, Ana Sofia (4492927) (1708) | 0 | 88.60% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | ||
| 2024.06.08 | Round 7: Lopez Mass, Maria Fernanda - Ruiz Amaya, Valeria Saray | 2024.06.08 Ruiz Amaya, Valeria Saray (144417101) (1630) | 1 | 95.90% | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | ||
| 2024.06.07 | Round 6: Lopez Mass, Maria Fernanda - Luisa Fernanda Marin Navarro | 2024.06.07 Luisa Fernanda Marin Navarro | 1 | 93.60% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | ||
| 2024.06.07 | Round 5: Quintero Mendez, Maria Alejandra - Lopez Mass, Maria Fernanda | 2024.06.07 Quintero Mendez, Maria Alejandra (144428561) | 1 | 60.90% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | ||
| 2024.06.06 | Round 4: Lopez Mass, Maria Fernanda - Polania Naranjo, Laura Camila | 2024.06.06 Polania Naranjo, Laura Camila (144421354) (1586) | 0 | 89.40% | 1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 | ||
| 2024.06.06 | Round 3: Santoya Ahumada, Maria Camila - Lopez Mass, Maria Fernanda | 2024.06.06 Santoya Ahumada, Maria Camila (144421184) | 1 | 88.30% | 1. d4 d5 2. c4 Bf5 3. Nc3 e6 | ||
| 2024.06.05 | Round 2: Lopez Mass, Maria Fernanda - Acevedo Ramirez, Lizeth Dahiana | 2024.06.05 Acevedo Ramirez, Lizeth Dahiana (144424205) (1556) | ½ | 83.00% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | ||
| 2024.06.05 | Round 1: Chapeton Silva, Isabella - Lopez Mass, Maria Fernanda | 2024.06.05 Chapeton Silva, Isabella (4492919) | 0 | 85.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 | ||
| Round 9: Dolly, Samantha - Lopez Mass, Maria Fernanda | 9.24 | Dolly, Samantha (7709986) (1534) | 0 | 81.50% | 1. e4 c6 2. d4 d5 3. e5 c5 | ||
| Round 8: Lopez Mass, Maria Fernanda - Chapeton Silva, Isabella | 8.36 | Chapeton Silva, Isabella (4492919) (1649) | ½ | 85.00% | 1. d4 Nf6 2. Bf4 d6 3. e3 g6 | ||
| Round 7: Lopez Mass, Maria Fernanda - Costa, Milagros | 7.20 | Costa, Milagros (3018750) (1594) | ½ | 83.30% | 1. d4 Nf6 2. Bf4 e6 3. e3 b6 | ||
| Round 1: Xu, Luna Yuexiu - Lopez Mass, Maria Fernanda | 1.24 | Xu, Luna Yuexiu (4317360) (1836) | 0 | 88.00% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| Round 6: Patel, Dhyaan - Lopez Mass, Maria Fernanda | 6.28 | Patel, Dhyaan (3112357) (1570) | 0 | 81.00% | 1. e4 c6 2. d4 d5 3. e5 c5 | ||
| Round 5: Lopez Mass, Maria Fernanda - Cortes Diaz, Melyssa Alejandra | 5.16 | Cortes Diaz, Melyssa Alejandra (4482069) (1597) | ½ | 82.70% | 1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 | ||
| Round 4: Trujillo Infante, Ines Maria - Lopez Mass, Maria Fernanda | 4.28 | Trujillo Infante, Ines Maria (144417136) (1614) | 1 | - | 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 | ||
| Round 2: Varela Acosta, Valeria - Lopez Mass, Maria Fernanda | 2.28 | Varela Acosta, Valeria (144411235) (1591) | 0 | - | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | ||
| FIDE World Youth U16 Chess Olympiad 2025 | 3 | Rafini, Sophie-Belle (15902005) | 1 | 94.70% | 1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 | ||
| 2024.02.03 | Round 1: Maria Fernanda Lopez Mass - Maicol Benavides Montenegro | 2024.02.03 Maicol Benavides Montenegro | 0 | 77.30% | 1. e4 c5 2. Bc4 e6 3. c3 Nc6 |