FR 879 then QR 3573 at Barcelona
Venezia → Barcelona → Cagliari
Timetable, Barcelona time
22:30FR 879 from Venezia at the gate
11:05QR 3573 to Cagliari leaves the gate
12 h 35 apart on the timetable, overnight
QR 3573 leaves 12 h 35 after FR 879 arrives on the timetable: more than half a day, so not a connection we count.