| 4. Ronda el 2015/11/27 a las 16.00 |
| M. | 10 | Colegio Técnico CIT | Elo | - | 7 | Desamparados | Elo | 2½:1½ |
|---|
| 1.1 | FM | | 2193 | - | FM | | Trigueros Fallas Gustavo Adol |
| 2232 | ½ - ½ |
| 1.2 | | | Granados Ramirez Carlos Ricar |
| 2110 | - | | | 2137 | ½ - ½ |
| 1.3 | | | 2144 | - | | | 2064 | 1 - 0 |
| 1.4 | | | Rodriguez Rodriguez Adrian |
| 2126 | - | | | Ramirez Arroyo Joan Emmanuel |
| 1897 | ½ - ½ |
| M. | 8 | Escazú | Elo | - | 6 | Chess Academy | Elo | 1 : 3 |
|---|
| 2.1 | | | Quiros Avendano Luis Alejandr |
| 1620 | - | | | Ramirez Madrid Gerardo Alfons |
| 1631 | 0 - 1 |
| 2.2 | CM | | 1650 | - | CM | | Murillo Gonzalez Carlos E |
| 1901 | 0 - 1 |
| 2.3 | | | 1927 | - | | | 0 | 1 - 0 |
| 2.4 | | | Villalobos Venegas Daniel |
| 1796 | - | | | 0 | 0 - 1 |
| M. | 9 | Selección Femenina FCA | Elo | - | 5 | Asociación Fischer-Alajuedrez | Elo | 4 : 0 |
|---|
| 3.1 | WIM | | Rodriguez Arrieta Maria Elena |
| 1888 | - | | | 1397 | 1 - 0 |
| 3.2 | | | Ramirez Gonzalez Maria Jose |
| 1824 | - | | | 0 | 1 - 0 |
| 3.3 | WCM | | Morera Campos Hazel Maria |
| 1756 | - | | | 1390 | 1 - 0 |
| 3.4 | | | 1803 | - | | | Chaves Villalobos David G |
| 1954 | 1 - 0 |
| M. | 1 | Club Fianchetto | Elo | - | 4 | PasionAjedrez.com | Elo | ½ :3½ |
|---|
| 4.1 | IM | | 2378 | - | GM | | 2579 | 0 - 1 |
| 4.2 | | | 2063 | - | IM | | 2360 | 0 - 1 |
| 4.3 | | | 2066 | - | FM | | 2286 | ½ - ½ |
| 4.4 | | | 1986 | - | FM | | 2316 | 0 - 1 |
| M. | 2 | Colegio New Hope | Elo | - | 3 | Santa Bárbara A | Elo | 4 : 0 |
|---|
| 5.1 | GM | | 2646 | - | FM | | Chinchilla Miranda Eugenio |
| 2158 | 1 - 0 |
| 5.2 | GM | | 2501 | - | | | 2035 | 1 - 0 |
| 5.3 | IM | | 2289 | - | | | 1958 | 1 - 0 |
| 5.4 | IM | | 2288 | - | | | 1883 | 1 - 0 |