| 6 feb 2020 | Rey Martinez, Jaime 1687 | 0-1 | De la Orden Alcocer, Alejandro 2005 | B03 Alekhine Defense: Four Pawns Attack | 1 · mesa 1 |
| 6 feb 2020 | Ocana Lameiro, Oliver 1992 | 1-0 | Galarreta Santana, Javier 1666 | A18 English Opening: Mikenas-Carls Variation | 1 · mesa 2 |
| 6 feb 2020 | De Dompablo Fantova, Juan 1664 | 0-1 | Martin Arbeloa, Fernando 1991 | B23 Sicilian Defense: Grand Prix Attack | 1 · mesa 3 |
| 6 feb 2020 | Andrade Sandoval, Bianca 1966 | 1-0 | Palacios Sanchez, Victor 1652 | D02 Queen's Pawn Game: London System, with e6 | 1 · mesa 4 |
| 6 feb 2020 | De Luna Butz, Alberto 1638 | 0-1 | Lopez de Turiso, Jose Angel 1938 | | 1 · mesa 5 |
| 6 feb 2020 | Rojas Pozo, Jose Luis 1938 | 1-0 | Canseco Arenas, Alfonso 1604 | A77 Benoni Defense: Classical Variation, Czerniak Defense, Tal Line | 1 · mesa 6 |
| 6 feb 2020 | Vinas Blasco, Jorge 1596 | ½-½ | Moreno Torrero, Javier 1918 | A05 King's Indian Attack: Symmetrical Defense | 1 · mesa 7 |
| 6 feb 2020 | Marin Aso, Jose Luis 1906 | 1-0 | Rodriguez Torres, Manuel 1595 | A28 English Opening: King's English Variation, Four Knights Variation, Quiet Line | 1 · mesa 8 |
| 6 feb 2020 | Cujba, Anca-Claudia 1591 | 0-1 | Estevez Sacristan, Deva 1885 | D00 Queen's Pawn Game | 1 · mesa 9 |
| 6 feb 2020 | Lopez Ziegler, Carlos 1877 | 1-0 | Sastre Pavicich, Ruben A. 1577 | C05 French Defense: Tarrasch Variation, Closed Variation | 1 · mesa 10 |
| 6 feb 2020 | Lopez Martinez, Antonio 1563 | 0-1 | Garcia Serrano, Jose Manuel 1863 | C77 Ruy Lopez: Morphy Defense, Anderssen Variation | 1 · mesa 11 |
| 6 feb 2020 | Santamaria Baeza, Adolfo 1857 | 0-1 | Mosteiro Montoro, Alvaro 1477 | B20 Sicilian Defense: Keres Variation | 1 · mesa 12 |
| 6 feb 2020 | Farinas Lucas, Juan Antonio 1448 | 0-1 | Pajuelo Morales, Raul 1836 | B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 1 · mesa 13 |
| 6 feb 2020 | Martin Garcia, Luis I 1817 | 1-0 | Sastre Picierro, Martin 1413 | B32 Sicilian Defense: Kalashnikov Variation | 1 · mesa 14 |
| 6 feb 2020 | Rojas Fernandez, Antonio 1409 | ½-½ | Narvaez Parra, Vicente 1808 | B13 Caro-Kann Defense: Exchange Variation | 1 · mesa 15 |
| 6 feb 2020 | Rodriguez Avila, Alvaro 1807 | 0-1 | Sermukhamedov Minnullina,Adriana 1220 | | 1 · mesa 16 |
| 6 feb 2020 | Martin Rodriguez, Jose Luis 1197 | 0-1 | Sanchez Hernandez, Alvaro 1772 | A37 English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | 1 · mesa 17 |
| 6 feb 2020 | Ramirez, Luis Fernando 1718 | 0-1 | Barbero Rodriguez, Israel | B01 Scandinavian Defense: Valencian Variation | 1 · mesa 18 |
| 6 feb 2020 | Barragan Arriaza, Pablo 1886 | 0-1 | BYE | | 1 · mesa 19 |
| 6 feb 2020 | Vukotic Jovsic, Dragan 1886 | 0-1 | BYE | | 1 · mesa 20 |
| 6 feb 2020 | Martin Hernandez, Vicente 1864 | 0-1 | BYE | | 1 · mesa 21 |
| 6 feb 2020 | Barragan Panal, Juan Jose 1661 | 0-1 | BYE | | 1 · mesa 22 |
| 7 feb 2020 | De la Orden Alcocer, Alejandro 2005 | 1-0 | Martin Garcia, Luis I 1817 | A20 English Opening: King's English Variation | 2 · mesa 1 |
| 7 feb 2020 | Estevez Sacristan, Deva 1885 | 0-1 | Ocana Lameiro, Oliver 1992 | B23 Sicilian Defense: Closed | 2 · mesa 2 |
| 7 feb 2020 | Martin Arbeloa, Fernando 1991 | 1-0 | Sermukhamedov Minnullina,Adriana 1220 | E74 King's Indian Defense: Averbakh Variation, Benoni Defense, Advance Variation | 2 · mesa 3 |
| 7 feb 2020 | Garcia Serrano, Jose Manuel 1863 | 1-0 | Andrade Sandoval, Bianca 1966 | B21 Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation | 2 · mesa 4 |
| 7 feb 2020 | Pajuelo Morales, Raul 1836 | ½-½ | Lopez de Turiso, Jose Angel 1938 | A37 English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | 2 · mesa 5 |
| 7 feb 2020 | Mosteiro Montoro, Alvaro 1477 | ½-½ | Rojas Pozo, Jose Luis 1938 | E12 Queen's Indian Defense: Kasparov Variation | 2 · mesa 6 |
| 7 feb 2020 | Barbero Rodriguez, Israel | 0-1 | Marin Aso, Jose Luis 1906 | B40 Sicilian Defense: French Variation | 2 · mesa 7 |
| 7 feb 2020 | Moreno Torrero, Javier 1918 | 1-0 | Rojas Fernandez, Antonio 1409 | C74 Ruy Lopez: Morphy Defense, Modern Steinitz Defense | 2 · mesa 8 |
| 7 feb 2020 | Narvaez Parra, Vicente 1808 | ½-½ | Vinas Blasco, Jorge 1596 | A50 Slav Indian | 2 · mesa 9 |
| 7 feb 2020 | Barragan Panal, Juan Jose 1661 | 0-1 | Barragan Arriaza, Pablo 1886 | D47 Semi-Slav Defense: Meran Variation | 2 · mesa 10 |
| 7 feb 2020 | Palacios Sanchez, Victor 1652 | 0-1 | Vukotic Jovsic, Dragan 1886 | C26 Bishop's Opening: Vienna Hybrid, Spielmann Attack | 2 · mesa 11 |
| 7 feb 2020 | Martin Hernandez, Vicente 1864 | 0-1 | Cujba, Anca-Claudia 1591 | D85 Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line | 2 · mesa 12 |
| 7 feb 2020 | Canseco Arenas, Alfonso 1604 | 0-1 | Santamaria Baeza, Adolfo 1857 | A00 Anderssen's Opening | 2 · mesa 13 |
| 7 feb 2020 | Rodriguez Avila, Alvaro 1807 | 0-1 | Lopez Martinez, Antonio 1563 | C23 Bishop's Opening | 2 · mesa 14 |
| 7 feb 2020 | Rodriguez Torres, Manuel 1595 | 1-0 | Ramirez, Luis Fernando 1718 | C97 Ruy Lopez: Closed, Chigorin Defense | 2 · mesa 15 |
| 7 feb 2020 | Sastre Pavicich, Ruben A. 1577 | 0-1 | Rey Martinez, Jaime 1687 | D31 Semi-Slav Defense: Anti-Noteboom, Stonewall Variation | 2 · mesa 16 |
| 7 feb 2020 | Galarreta Santana, Javier 1666 | 1-0 | Farinas Lucas, Juan Antonio 1448 | A18 English Opening: Mikenas-Carls Variation | 2 · mesa 17 |
| 7 feb 2020 | Sastre Picierro, Martin 1413 | 0-1 | De Dompablo Fantova, Juan 1664 | A15 English Opening: Anglo-Indian Defense, Old Indian Formation | 2 · mesa 18 |
| 7 feb 2020 | Martin Rodriguez, Jose Luis 1197 | 1-0 | BYE | | 2 · mesa 19 |
| 7 feb 2020 | Lopez Ziegler, Carlos 1877 | 0-1 | BYE | | 2 · mesa 20 |
| 7 feb 2020 | Sanchez Hernandez, Alvaro 1772 | 0-1 | BYE | | 2 · mesa 21 |
| 7 feb 2020 | De Luna Butz, Alberto 1638 | 0-1 | BYE | | 2 · mesa 22 |
| 8 feb 2020 | Marin Aso, Jose Luis 1906 | ½-½ | De la Orden Alcocer, Alejandro 2005 | A16 English Opening: Anglo-Grünfeld Defense | 3 · mesa 1 |
| 8 feb 2020 | Ocana Lameiro, Oliver 1992 | ½-½ | Martin Arbeloa, Fernando 1991 | A34 English Opening: Symmetrical Variation, Three Knights Variation | 3 · mesa 2 |
| 8 feb 2020 | Lopez de Turiso, Jose Angel 1938 | 1-0 | Garcia Serrano, Jose Manuel 1863 | C55 Italian Game: Two Knights Defense | 3 · mesa 3 |
| 8 feb 2020 | Rojas Pozo, Jose Luis 1938 | ½-½ | Pajuelo Morales, Raul 1836 | E68 King's Indian Defense: Fianchetto Variation, Classical Variation | 3 · mesa 4 |
| 8 feb 2020 | Mosteiro Montoro, Alvaro 1477 | 0-1 | Moreno Torrero, Javier 1918 | E38 Nimzo-Indian Defense: Classical Variation, Berlin Variation | 3 · mesa 5 |
| 8 feb 2020 | Andrade Sandoval, Bianca 1966 | 1-0 | Rey Martinez, Jaime 1687 | D02 Queen's Pawn Game: London System | 3 · mesa 6 |