FR 574 then LA 5783 at Barcelona
Bologna → Barcelona → Seville
Timetable, Barcelona time
20:15FR 574 from Bologna at the gate
11:45LA 5783 to Seville leaves the gate
15 h 30 apart on the timetable, overnight
LA 5783 leaves 15 h 30 after FR 574 arrives on the timetable: more than half a day, so not a connection we count.