FR 4851 then FR 993 at Fiumicino
Catania → Rome → Valencia
Timetable, Rome time
16:25FR 4851 from Catania at the gate
10:40FR 993 to Valencia leaves the gate
18 h 15 apart on the timetable, overnight
FR 993 leaves 18 h 15 after FR 4851 arrives on the timetable: more than half a day, so not a connection we count.