| 23 may 2020 | ? | 1-0 | ? | B52 Sicilian Defense: Moscow Variation, Main Line | — · mesa 1 |
| 23 may 2020 | Recuero Guerra, David (daregu) | 1-0 | Pena Lopez, Jose Miguel (LeoTheKingCat) | B23 Sicilian Defense: Closed | 1 · mesa 1 |
| 23 may 2020 | Alvarez Alvarez, Francisco (esanolavi) | 0-1 | Llaneza Vega, Marcos (RoseStone18) | A45 Indian Defense: Accelerated London System | 1 · mesa 2 |
| 23 may 2020 | Sanchez Vergara, Alberto (albertsanc) | 1-0 | Moran Llera, Jose Angel (jascal) | B06 Modern Defense: Two Knights Variation | 1 · mesa 3 |
| 23 may 2020 | -Moran Llera, Jose Angel (jascal) | 0-1 | -Sanchez Vergara, Alberto (albertsanc) | D02 Queen's Pawn Game: Chigorin Variation | 1 · mesa 4 |
| 23 may 2020 | -Llaneza Vega, Marcos (RoseStone18) | 1-0 | -Alvarez Alvarez, Francisco (esanolavi) | A82 Dutch Defense: Staunton Gambit | 1 · mesa 5 |
| 23 may 2020 | -Pena Lopez, Jose Miguel (LeoTheKingCat) | 0-1 | -Recuero Guerra, David (daregu) | E21 Nimzo-Indian Defense: Three Knights Variation | 1 · mesa 6 |
| 23 may 2020 | -Cenal Gutierrez, Ruben (Nenedeana) | 1-0 | -Garcia Perez, Alberto (chepo91) | C01 French Defense: Exchange Variation | 1 · mesa 7 |
| 23 may 2020 | -Ardura Fernandez, Miguel Angel (MaikTrevias) | 1-0 | -Lopez De Lerma Ruiz, Jesus (sonybegood) | C00 French Defense: Steiner Variation | 1 · mesa 8 |
| 23 may 2020 | -Lobo Rodriguez, Jesus Angel (jaloro) | 1-0 | -Gil Lores, Alfonso (alfonso62) | A15 English Opening: Anglo-Indian Defense | 1 · mesa 9 |
| 23 may 2020 | Gil Lores, Alfonso (alfonso62) | 0-1 | Lobo Rodriguez, Jesus Angel (jaloro) | B40 Sicilian Defense: Delayed Alapin Variation, with e6 | 1 · mesa 10 |
| 23 may 2020 | Lopez De Lerma Ruiz, Jesus (sonybegood) | 0-1 | Ardura Fernandez, Miguel Angel (MaikTrevias) | B54 Sicilian Defense: Prins Variation | 1 · mesa 11 |
| 23 may 2020 | Garcia Perez, Alberto (chepo91) | 0-1 | Cenal Gutierrez, Ruben (Nenedeana) | B23 Sicilian Defense: Closed | 1 · mesa 12 |
| 23 may 2020 | Antuna Pavon, Lucas (Milucas2008) | 1-0 | Montes Vazquez, Sergio (stoneman89) | B36 Sicilian Defense: Accelerated Dragon, Maróczy Bind | 1 · mesa 13 |
| 23 may 2020 | Chakhoyan, Konstantin (tino73) | 1-0 | Garcia Garcia, Samuel (Vodkajunior) | A40 Horwitz Defense | 1 · mesa 14 |
| 23 may 2020 | Canon Alvarez, Nerea (anastasia_ca) | ½-½ | Aguera Naredo, Javier (DrCansino) | A48 Torre Attack: Fianchetto Defense | 1 · mesa 15 |
| 23 may 2020 | -Aguera Naredo, Javier (DrCansino) | 1-0 | -Canon Alvarez, Nerea (anastasia_ca) | C65 Ruy Lopez: Berlin Defense | 1 · mesa 16 |
| 23 may 2020 | -Garcia Garcia, Samuel (Vodkajunior) | 1-0 | -Chakhoyan, Konstantin (tino73) | D20 Queen's Gambit Accepted | 1 · mesa 17 |
| 23 may 2020 | -Montes Vazquez, Sergio (stoneman89) | 1-0 | -Antuna Pavon, Lucas (Milucas2008) | B23 Sicilian Defense: Closed | 1 · mesa 18 |
| 23 may 2020 | -Arias Torio, Sergio (Torpinson) | 0-1 | -Fernandez Ojanguren, Pelayo (Pfo04) | A59 Benko Gambit | 1 · mesa 19 |
| 23 may 2020 | -Suarez Alvarez, Miguel (Miguel_Suareez) | 0-1 | -Lopez Naves, Francisco Jose (Fraixixon) | B90 Sicilian Defense: Scheveningen Variation, English Attack, with f3 | 1 · mesa 20 |
| 23 may 2020 | -Monge Garcia, Carlos Eloy A. (loyable) | 0-1 | -Santos Menendez, Jorge (Jorgesantos18) | A48 East Indian Defense | 1 · mesa 21 |
| 23 may 2020 | -Martinez Ramos, Paula (caissa06) | ½-½ | -Gomez Alvarez, Fco. Fernando (pacobubble) | B51 Sicilian Defense: Moscow Variation | 1 · mesa 22 |
| 23 may 2020 | Gomez Alvarez, Fco. Fernando (pacobubble) | 1-0 | Martinez Ramos, Paula (caissa06) | D00 Queen's Pawn Game: Accelerated London System | 1 · mesa 23 |
| 23 may 2020 | Santos Menendez, Jorge (Jorgesantos18) | ½-½ | Monge Garcia, Carlos Eloy A. (loyable) | C18 French Defense: Winawer Variation, Portisch-Hook Variation | 1 · mesa 24 |
| 23 may 2020 | Lopez Naves, Francisco Jose (Fraixixon) | 1-0 | Suarez Alvarez, Miguel (Miguel_Suareez) | B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line | 1 · mesa 25 |
| 23 may 2020 | Fernandez Ojanguren, Pelayo (Pfo04) | 1-0 | Arias Torio, Sergio (Torpinson) | B27 Sicilian Defense: Hyperaccelerated Dragon | 1 · mesa 26 |
| 23 may 2020 | -Gorostidi Alvarez, Miguel (Tolia03) | 0-1 | -Perez Nunez, Saul (NakimurAstur) | B06 Modern Defense | 1 · mesa 27 |
| 23 may 2020 | -Lanza Garcia, Miguel Angel (mianlaga) | 1-0 | -Tucho Lomban, Ricardo (RicarIV2007) | C21 Danish Gambit Accepted | 1 · mesa 28 |
| 23 may 2020 | -Ronderos Garcia, David (davrongar) | 0-1 | -Alvarez Sanchez, Mauro (Maurocraft) | C02 French Defense: Advance Variation, Paulsen Attack | 1 · mesa 29 |
| 23 may 2020 | Alvarez Sanchez, Mauro (Maurocraft) | 1-0 | Ronderos Garcia, David (davrongar) | C44 Scotch Game: Haxo Gambit | 1 · mesa 30 |
| 23 may 2020 | Tucho Lomban, Ricardo (RicarIV2007) | 0-1 | Lanza Garcia, Miguel Angel (mianlaga) | B50 Sicilian Defense: Modern Variations | 1 · mesa 31 |
| 23 may 2020 | Perez Nunez, Saul (NakimurAstur) | 1-0 | Gorostidi Alvarez, Miguel (Tolia03) | D03 Queen's Pawn Game: Torre Attack | 1 · mesa 32 |
| 23 may 2020 | -Caso Huerta, Marcos (mcaso) | 1-0 | -Alvarez De Diego,Eden (miperrosisto) | E92 King's Indian Defense: Petrosian Variation | 1 · mesa 33 |
| 23 may 2020 | -Fernandez Rodriguez, Olaya (Ofr_2007) | ½-½ | -Martinez Fernandez, Jacobo M (jacoastur) | A48 London System | 1 · mesa 34 |
| 23 may 2020 | -Rodriguez Suarez, Lorena (lorenarguez) | 0-1 | -Menendez Perez, Miguel (miguelinchess) | C54 Italian Game: Classical Variation, Giuoco Pianissimo | 1 · mesa 35 |
| 23 may 2020 | -Moran Sanchez, David (Rasputin110) | 1-0 | -Carrera Casado, Luis Miguel (luismi90) | C50 Italian Game: Giuoco Pianissimo, Normal | 1 · mesa 36 |
| 23 may 2020 | Carrera Casado, Luis Miguel (luismi90) | ½-½ | Moran Sanchez, David (Rasputin110) | B23 Sicilian Defense: Grand Prix Attack | 1 · mesa 37 |
| 23 may 2020 | Menendez Perez, Miguel (miguelinchess) | 0-1 | Rodriguez Suarez, Lorena (lorenarguez) | B72 Sicilian Defense: Dragon Variation, Classical Variation | 1 · mesa 38 |
| 23 may 2020 | Martinez Fernandez, Jacobo M (jacoastur) | 1-0 | Fernandez Rodriguez, Olaya (Ofr_2007) | A40 Englund Gambit Declined | 1 · mesa 39 |
| 23 may 2020 | Alvarez De Diego,Eden (miperrosisto) | 0-1 | Caso Huerta, Marcos (mcaso) | B07 Pirc Defense | 1 · mesa 40 |
| 23 may 2020 | -Alvarez Mesa, Angel (Angel64zazy) | 0-1 | -Estevez Jacome, Jose Ramon (JREstevez) | B45 Sicilian Defense: Four Knights Variation | 1 · mesa 41 |
| 23 may 2020 | -Sagrado Crespo, Alvaro (anubis91) | 1-0 | -Gonzalez Balbuena, Miguel (Balbuena0905) | D53 Queen's Gambit Declined | 1 · mesa 42 |
| 23 may 2020 | -Arce Cano, Lucas (LAC100) | 0-1 | -Alonso Agudo, Mario (ArtemisEntreri1) | C44 Scotch Game: Lolli Variation | 1 · mesa 43 |
| 23 may 2020 | Alonso Agudo, Mario (ArtemisEntreri1) | 0-1 | Arce Cano, Lucas (LAC100) | D02 Queen's Pawn Game: Zukertort Variation | 1 · mesa 44 |
| 23 may 2020 | Gonzalez Balbuena, Miguel (Balbuena0905) | 0-1 | Sagrado Crespo, Alvaro (anubis91) | B18 Caro-Kann Defense: Classical Variation | 1 · mesa 45 |
| 23 may 2020 | Estevez Jacome, Jose Ramon (JREstevez) | 1-0 | Alvarez Mesa, Angel (Angel64zazy) | B02 Alekhine Defense: Normal Variation | 1 · mesa 46 |
| 23 may 2020 | -Alvarez Alonso, Alberto I (spielerajedrez) | 0-1 | -Cruz Fernandez, Sergio (Sergiocfmachete) | D04 Queen's Pawn Game: Colle System | 1 · mesa 47 |
| 23 may 2020 | -Martin Gonzalez, Carlos Ignacio (Walkerunderclouds) | 0-1 | -Fernandez Gavrus,Lain (lainfg) | D30 Queen's Gambit Declined: Capablanca Variation | 1 · mesa 48 |
| 23 may 2020 | -Fernandez Gavrus,Gael (GaelFGavrus) | 0-1 | -Vega Blanco, Andres (Astur1970) | D30 Queen's Gambit Declined | 1 · mesa 49 |