V7 2164 then LL 5506 at Barcelona
Nantes → Barcelona → Seville
Timetable, Barcelona time
20:10V7 2164 from Nantes at the gate
19:50LL 5506 to Seville leaves the gate
23 h 40 apart on the timetable, overnight
LL 5506 leaves 23 h 40 after V7 2164 arrives on the timetable: more than half a day, so not a connection we count.