FR 4903 then W4 1446 at Fiumicino
Palermo → Rome → Warsaw Chopin
Timetable, Rome time
21:00FR 4903 from Palermo at the gate
18:20W4 1446 to Warsaw Chopin leaves the gate
21 h 20 apart on the timetable, overnight
W4 1446 leaves 21 h 20 after FR 4903 arrives on the timetable: more than half a day, so not a connection we count.