FR 4113 then AZ 1795 at Fiumicino
Katowice → Rome → Palermo
Timetable, Rome time
20:00FR 4113 from Katowice at the gate
17:15AZ 1795 to Palermo leaves the gate
21 h 15 apart on the timetable, overnight
AZ 1795 leaves 21 h 15 after FR 4113 arrives on the timetable: more than half a day, so not a connection we count.