FR 776 then FR 7543 at Barcelona
Venezia → Barcelona → Manchester
Timetable, Barcelona time
15:35FR 776 from Venezia at the gate
11:35FR 7543 to Manchester leaves the gate
20 h apart on the timetable, overnight
FR 7543 leaves 20 h after FR 776 arrives on the timetable: more than half a day, so not a connection we count.