| 11 oct 2021 | Vallejo Pons, Francisco 2701 | ½-½ | Gelfand, Boris 2680 | A01 Nimzo-Larsen Attack: Modern Variation | 1 · mesa 1 |
| 11 oct 2021 | Naiditsch, Arkadij 2660 | ½-½ | Howell, David W L 2658 | C67 Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall Defense | 1 · mesa 2 |
| 11 oct 2021 | Nihal Sarin 2652 | 0-1 | Paehtz, Elisabeth 2475 | A05 King's Indian Attack: Symmetrical Defense | 1 · mesa 3 |
| 11 oct 2021 | Franco Alonso, Alejandro 2407 | 0-1 | Svane, Rasmus 2625 | D23 Queen's Gambit Accepted: Mannheim Variation | 1 · mesa 4 |
| 11 oct 2021 | Yuffa, Daniil 2562 | 1-0 | Gonzalez De La Torre, Santiago 2422 | D11 Slav Defense: Modern Line | 1 · mesa 5 |
| 11 oct 2021 | Argandona Riveiro, Inigo 2414 | 1-0 | Garcia Martin, Marta 2319 | B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation | 1 · mesa 6 |
| 11 oct 2021 | Cheparinov, Ivan 2659 | ½-½ | Anton Guijarro, David 2658 | B12 Caro-Kann Defense: Advance Variation, Tal Variation | 1 · mesa 7 |
| 11 oct 2021 | Maghsoodloo, Parham 2701 | 1-0 | Oparin, Grigoriy 2654 | D37 Queen's Gambit Declined: Three Knights Variation | 1 · mesa 8 |
| 11 oct 2021 | Santos Latasa, Jaime 2635 | ½-½ | Mchedlishvili, Mikheil 2596 | C24 Bishop's Opening: Paulsen Defense | 1 · mesa 9 |
| 11 oct 2021 | Ibarra Jerez, Jose Carlos 2558 | 1-0 | Perez Candelario, Manuel 2586 | D02 Queen's Pawn Game: London System, with e6 | 1 · mesa 10 |
| 11 oct 2021 | Moreno Tejera, Emilio 2442 | ½-½ | Cuenca Jimenez, Jose Fernando 2550 | C45 Scotch Game: Potter Variation | 1 · mesa 11 |
| 11 oct 2021 | Batsiashvili, Nino 2484 | ½-½ | Salimova, Nurgyul 2364 | D31 Semi-Slav Defense: Accelerated Move Order | 1 · mesa 12 |
| 11 oct 2021 | Korobov, Anton 2690 | ½-½ | Kryvoruchko, Yuriy 2686 | C65 Ruy Lopez: Berlin Defense, Anti-Berlin Variation | 1 · mesa 13 |
| 11 oct 2021 | Kuzubov, Yuriy 2624 | ½-½ | Shirov, Alexei 2659 | D44 Semi-Slav Defense: Botvinnik Variation | 1 · mesa 14 |
| 11 oct 2021 | Idani, Pouya 2610 | 1-0 | Forcen Esteban, Daniel 2564 | C02 French Defense: Advance Variation, Lputian Variation | 1 · mesa 15 |
| 11 oct 2021 | Llorente Zaro, Alfonso 2444 | ½-½ | Iturrizaga Bonelli, Eduardo 2613 | E11 Bogo-Indian Defense: Grünfeld Variation | 1 · mesa 16 |
| 11 oct 2021 | Alonso Rosell, Alvar 2570 | 1-0 | Bulmaga, Irina 2396 | E17 Queen's Indian Defense: Fianchetto Variation, Kramnik Variation | 1 · mesa 17 |
| 11 oct 2021 | Ramiro Ovejero, Juan Luis 2333 | 0-1 | Cramling, Pia 2447 | A45 Trompowsky Attack | 1 · mesa 18 |
| 11 oct 2021 | Jones, Gawain C B 2657 | ½-½ | Tari, Aryan 2646 | C67 Ruy Lopez: Berlin Defense, Rio Gambit Accepted | 1 · mesa 19 |
| 11 oct 2021 | Salgado Lopez, Ivan 2604 | ½-½ | Eljanov, Pavel 2691 | C67 Ruy Lopez: Berlin Defense, Rio Gambit Accepted | 1 · mesa 20 |
| 11 oct 2021 | Narciso Dublan, Marc 2523 | ½-½ | Ferreira, Jorge Viterbo 2516 | B20 Sicilian Defense | 1 · mesa 21 |
| 11 oct 2021 | Sousa, Andre Ventura 2428 | ½-½ | Del Rio De Angelis, Salvador G 2503 | B80 Sicilian Defense: Scheveningen Variation | 1 · mesa 22 |
| 11 oct 2021 | Iruzubieta Villaluenga, Jesus 2442 | ½-½ | Gomez Dieguez, David 2297 | C48 Four Knights Game: Spanish Variation, Rubinstein Variation, Marshall Variation | 1 · mesa 23 |
| 11 oct 2021 | Hernandez Estevez, Yudania 2193 | 0-1 | Ambartsumova, Karina 2370 | C84 Ruy Lopez: Closed, Martinez Variation | 1 · mesa 24 |
| 12 oct 2021 | Gelfand, Boris 2680 | ½-½ | Tari, Aryan 2646 | E04 Catalan Opening: Open Defense | 2 · mesa 1 |
| 12 oct 2021 | Salgado Lopez, Ivan 2604 | ½-½ | Naiditsch, Arkadij 2660 | C65 Ruy Lopez: Berlin Defense, Anti-Berlin Variation | 2 · mesa 2 |
| 12 oct 2021 | Paehtz, Elisabeth 2475 | 0-1 | Ferreira, Jorge Viterbo 2516 | B80 Sicilian Defense: Scheveningen Variation | 2 · mesa 3 |
| 12 oct 2021 | Sousa, Andre Ventura 2428 | 0-1 | Franco Alonso, Alejandro 2407 | B90 Sicilian Defense: Najdorf Variation, English Attack | 2 · mesa 4 |
| 12 oct 2021 | Gonzalez De La Torre, Santiago 2422 | ½-½ | Gomez Dieguez, David 2297 | C78 Ruy Lopez: Morphy Defense, Møller Variation | 2 · mesa 5 |
| 12 oct 2021 | Hernandez Estevez, Yudania 2193 | ½-½ | Argandona Riveiro, Inigo 2414 | B27 Sicilian Defense: Hyperaccelerated Dragon | 2 · mesa 6 |
| 12 oct 2021 | Kryvoruchko, Yuriy 2686 | ½-½ | Jones, Gawain C B 2657 | C65 Ruy Lopez: Berlin Defense, Anti-Berlin Variation | 2 · mesa 7 |
| 12 oct 2021 | Eljanov, Pavel 2691 | ½-½ | Kuzubov, Yuriy 2624 | A07 King's Indian Attack: Keres Variation | 2 · mesa 8 |
| 12 oct 2021 | Forcen Esteban, Daniel 2564 | 1-0 | Narciso Dublan, Marc 2523 | C19 French Defense: Winawer Variation, Positional Variation | 2 · mesa 9 |
| 12 oct 2021 | Del Rio De Angelis, Salvador G 2503 | ½-½ | Llorente Zaro, Alfonso 2444 | D35 Queen's Gambit Declined: Exchange Variation, Positional Variation | 2 · mesa 10 |
| 12 oct 2021 | Bulmaga, Irina 2396 | ½-½ | Iruzubieta Villaluenga, Jesus 2442 | B22 Sicilian Defense: Alapin Variation, Stoltz Attack | 2 · mesa 11 |
| 12 oct 2021 | Ambartsumova, Karina 2370 | 1-0 | Antoli Royo, Joaquin Miguel 2410 | A57 Benko Gambit Declined: Main Line | 2 · mesa 12 |
| 12 oct 2021 | Anton Guijarro, David 2658 | ½-½ | Korobov, Anton 2690 | A14 English Opening: Agincourt Defense, Neo-Catalan Declined | 2 · mesa 13 |
| 12 oct 2021 | Shirov, Alexei 2659 | 0-1 | Maghsoodloo, Parham 2701 | C84 Ruy Lopez: Closed, Martinez Variation | 2 · mesa 14 |
| 12 oct 2021 | Mchedlishvili, Mikheil 2596 | ½-½ | Abasov, Nijat 2638 | E05 Catalan Opening: Open Defense, Classical Line | 2 · mesa 15 |
| 12 oct 2021 | Iturrizaga Bonelli, Eduardo 2613 | 0-1 | Ibarra Jerez, Jose Carlos 2558 | A41 Rat Defense: English Rat | 2 · mesa 16 |
| 12 oct 2021 | Cuenca Jimenez, Jose Fernando 2550 | 1-0 | Alonso Rosell, Alvar 2570 | D37 Queen's Gambit Declined: Barmen Variation | 2 · mesa 17 |
| 12 oct 2021 | Cramling, Pia 2447 | ½-½ | Batsiashvili, Nino 2484 | D30 Queen's Gambit Declined | 2 · mesa 18 |
| 12 oct 2021 | Vallejo Pons, Francisco 2701 | ½-½ | Cheparinov, Ivan 2659 | C90 Ruy Lopez: Closed, Pilnik Variation | 2 · mesa 19 |
| 12 oct 2021 | Oparin, Grigoriy 2654 | ½-½ | Howell, David W L 2658 | A36 English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | 2 · mesa 20 |
| 12 oct 2021 | Nihal Sarin 2652 | ½-½ | Santos Latasa, Jaime 2635 | D02 Queen's Pawn Game: Symmetrical Variation | 2 · mesa 21 |
| 12 oct 2021 | Perez Candelario, Manuel 2586 | ½-½ | Svane, Rasmus 2625 | C88 Ruy Lopez: Closed, Anti-Marshall | 2 · mesa 22 |
| 12 oct 2021 | Yuffa, Daniil 2562 | ½-½ | Moreno Tejera, Emilio 2442 | C02 French Defense: Advance Variation, Euwe Variation | 2 · mesa 23 |
| 12 oct 2021 | Salimova, Nurgyul 2364 | 0-1 | Garcia Martin, Marta 2319 | A25 English Opening: King's English Variation, Reversed Closed Sicilian | 2 · mesa 24 |
| 13 oct 2021 | Cheparinov, Ivan 2659 | 1-0 | Gelfand, Boris 2680 | D43 Semi-Slav Defense | 3 · mesa 1 |
| 13 oct 2021 | Naiditsch, Arkadij 2660 | 0-1 | Oparin, Grigoriy 2654 | C77 Ruy Lopez: Morphy Defense, Anderssen Variation | 3 · mesa 2 |