FR 6973 then FR 2437 at Fiumicino
Barcelona → Rome → Madrid
Timetable, Rome time
00:55FR 6973 from Barcelona at the gate
22:05FR 2437 to Madrid leaves the gate
21 h 10 apart on the timetable
FR 2437 leaves 21 h 10 after FR 6973 arrives on the timetable: more than half a day, so not a connection we count.