FR 8614 then FR 1786 at Barcelona
Seville → Barcelona → Vilnius
Timetable, Barcelona time
14:50FR 8614 from Seville at the gate
09:30FR 1786 to Vilnius leaves the gate
18 h 40 apart on the timetable, overnight
FR 1786 leaves 18 h 40 after FR 8614 arrives on the timetable: more than half a day, so not a connection we count.