IB 5953 then QR 3590 at Barcelona
Salerno → Barcelona → Firenze
Timetable, Barcelona time
00:30IB 5953 from Salerno at the gate
16:45QR 3590 to Firenze leaves the gatealso IB 5374, LL 5374, VY 6074
16 h 15 apart on the timetable
QR 3590 leaves 16 h 15 after IB 5953 arrives on the timetable: more than half a day, so not a connection we count.