Nummer: 05914
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 21.07.1941 |
| Time of attack : | 21:34 |
| Nationality of U-boat : | Italian |
| U-boat : | TORELLI |
| Commander : | de Giacomo |
| Grid : | 34.40n 14.20w |
| presumed target type : | Tanker |
| presumed tonnage : | 7000 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 6 |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 21.07.1941 |
| Nationality of target : | Norwegian |
| Actual type of target : | Motor Tanker |
| Name of target : | Ida Knudsen |
| Year of launch : | 1925 |
| Actual tonnage : | 8913 BRT |
| Actual result : | sunk |
| Position of target : | 34.34n 13.14w |