FR 4438 then FR 9948 at Fiumicino
Riga → Rome → Birmingham (UK)
Timetable, Rome time
22:50FR 4438 from Riga at the gate
16:55FR 9948 to Birmingham (UK) leaves the gate
18 h 05 apart on the timetable, overnight
FR 9948 leaves 18 h 05 after FR 4438 arrives on the timetable: more than half a day, so not a connection we count.