TU 744 then DE 4414 at Frankfurt
Tunis → Frankfurt am Main → Zurich
Timetable, Frankfurt am Main time
17:25TU 744 from Tunis at the gate
14:30DE 4414 to Zurich leaves the gate
21 h 05 apart on the timetable, overnight
DE 4414 leaves 21 h 05 after TU 744 arrives on the timetable: more than half a day, so not a connection we count.