FR 3323 then FR 5824 at Athens
Warsaw Modlin → Athens → Venezia
Timetable, Athens time
21:30FR 3323 from Warsaw Modlin at the gate
16:50FR 5824 to Venezia leaves the gate
19 h 20 apart on the timetable, overnight
FR 5824 leaves 19 h 20 after FR 3323 arrives on the timetable: more than half a day, so not a connection we count.