Pairings of round 4
| Brd. | White | Ran. | Pts. | FIDE | Fed. | Res. | Black | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Banos Martinez, Aleph Xnati | 6 | 3.0 | 0 | Vera Cruz 10 | 0-1 | Gomez Llorente, Jon | 1 | 3.0 | 1578 | Inv Miranda 10 |
| 2 | Munoz Xu, Lain | 2 | 3.0 | 1562 | Inv Burgos 10 | 1-0 | Calvo Perez, Alvaro | 3 | 3.0 | 1487 | Inv Burgos 10 |
| 3 | Martinez Pascual, Jaime | 20 | 2.0 | 0 | Inv Burgos 10 | 1-0 | Ausin Patino, Iziar | 5 | 2.0 | 0 | Inv Burgos 10 |
| 4 | Ortega Alejos, Jaime | 23 | 2.0 | 0 | Vera Cruz 10 | 0-1 | Barcenilla Ibeas, Sergio | 7 | 2.0 | 0 | Maria Teresa Leon 10 |
| 5 | Torres Liviapoma, Derek A. | 34 | 2.0 | 0 | Castilla 10 | 1-0 | De Arce Calvo, Ruy | 11 | 2.0 | 0 | Jueces Castilla 10 |
| 6 | Gonzalez Leal, Javier | 17 | 2.0 | 0 | Vera Cruz 10 | 0-1 | Perez Gonzalez, Marcos | 26 | 2.0 | 0 | S. Corazon 10 |
| 7 | Gonzalez Salazar, Alex | 18 | 2.0 | 0 | Inv Miranda 10 | 0-1 | Santamaria Tobalina, Martin | 30 | 2.0 | 0 | Inv Miranda 10 |
| 8 | Brezo Gonzalez, Daniel | 8 | 1.5 | 0 | S. Corazon 10 | 0-1 | Varona Delgado, Kevin | 35 | 2.0 | 0 | Aurelio Gomez E. 10F |
| 9 | Alonso Navarro, Leo James | 4 | 1.0 | 0 | Jueces Castilla 10 | 0-1 | Perez Balaguer, Manuel | 25 | 1.5 | 0 | Jueces Castilla 10 |
| 10 | Merino Fernandez, Maria | 21 | 1.0 | 0 | Inv Burgos 10 | 1-0 | Canton Eguidazu, Enzo | 9 | 1.0 | 0 | Medina 10 |
| 11 | De Arce Calvo, Tello | 12 | 1.0 | 0 | Jueces Castilla 10 | 1-0 | Pascual Leon, Mario | 24 | 1.0 | 0 | S. Corazon 10 |
| 12 | Delgado Penacoba, Aaron | 14 | 1.0 | 0 | S. Corazon 10 | 1-0 | Sainz-Maza Fernandez, Izan | 28 | 1.0 | 0 | Inv Medina 10 |
| 13 | Santos Nino, Dario | 31 | 1.0 | 0 | Castilla 10 | ½-½ | Iglesias Barcina, Alberto | 19 | 1.0 | 0 | Medina 10 |
| 14 | Canton Eguidazu, Victor | 10 | 0.5 | 0 | Medina 10 | 0-1 | Sierra Martinez, Aaron | 33 | 1.0 | 0 | Medina 10 |
| 15 | Felpeto Llarena, Dylan | 15 | 0.0 | 0 | Medina 10 | 0-1 | Garcia Heras, Lucia | 16 | 0.5 | 0 | Aurelio Gomez E. 10F |
| 16 | Sainz-Maza Fernandez, Thiago | 29 | 0.0 | 0 | Inv Medina 10 | 0-1 | Ruiz Muntion, Pablo | 27 | 0.0 | 0 | Medina 10 |
| 17 | Villamor Prieto, Jesus | 36 | 1.0 | 0 | Inv Medina 10 | 0 | |||||
| 18 | De Domingo Cruzado, Sara | 13 | 0.0 | 0 | Aurelio Gomez E. 10F | 0 | |||||
| 19 | Munoz Uriste, Markel | 22 | 0.0 | 0 | Inv Medina 10 | 0 | |||||
| 20 | Sanz Rodrigo, Lidia | 32 | 0.0 | 0 | Castilla 10 | 0 | |||||