FR 776 then IB 5112 at Barcelona
Venezia → Barcelona → Lisbon
Timetable, Barcelona time
23:30FR 776 from Venezia at the gate
12:15IB 5112 to Lisbon leaves the gate
12 h 45 apart on the timetable, overnight
IB 5112 leaves 12 h 45 after FR 776 arrives on the timetable: more than half a day, so not a connection we count.