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| H (Match allé) | Volta Redonda - RJ | - | Flamengo RJ | 0:3 (0:0) | ||
| R (match retour) | Flamengo RJ | - | Volta Redonda - RJ | 4:1 (3:0) | ||
| H (Match allé): 02.05.2021 02:05 | R (match retour): 09.05.2021 02:05 | vainqueur: Flamengo RJ | ||||
| H (Match allé) | Portuguesa - RJ | - | Fluminense RJ | 1:1 (1:0) | ||
| R (match retour) | Fluminense RJ | - | Portuguesa - RJ | 3:1 (1:1) | ||
| H (Match allé): 02.05.2021 21:00 | R (match retour): 09.05.2021 21:00 | vainqueur: Fluminense RJ | ||||
