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| I | AS Bari | - | Milan | 0:1 (0:0) | ||
| V | Milan | - | AS Bari | 0:0 (0:0) | ||
| I: 06.02.1991 20:15 | V: 20.02.1991 20:30 | Campeones: Milan | ||||
| I | Nápoles | - | Bolonia | 0:1 (0:0) | ||
| V | Bolonia | - | Nápoles | 1:3 (0:0) | ||
| I: 06.02.1991 20:30 | V: 20.02.1991 20:30 | Campeones: Nápoles | ||||
| I | Torino | - | Sampdoria | 1:0 (1:0) | ||
| V | Sampdoria | - | Torino | 4:2 (1:0, 1:0, 1:0) pn. | ||
| I: 06.02.1991 20:30 | V: 19.02.1991 | Campeones: Sampdoria | ||||
| I | Roma | - | Juventus | 1:1 (1:0) | ||
| V | Juventus | - | Roma | 0:2 (0:2) | ||
| I: 07.02.1991 | V: 20.02.1991 20:30 | Campeones: Roma | ||||
