LL 5475 then W4 6020 at Barcelona
Nice → Barcelona → Rome
Timetable, Barcelona time
09:25LL 5475 from Nice at the gate
22:00W4 6020 to Rome leaves the gate
12 h 35 apart on the timetable
W4 6020 leaves 12 h 35 after LL 5475 arrives on the timetable: more than half a day, so not a connection we count.