TU 744 then EN 314 at Frankfurt
Tunis → Frankfurt am Main → Firenze
Timetable, Frankfurt am Main time
17:25TU 744 from Tunis at the gate
12:05EN 314 to Firenze leaves the gate
18 h 40 apart on the timetable, overnight
EN 314 leaves 18 h 40 after TU 744 arrives on the timetable: more than half a day, so not a connection we count.