FR 3147 then QR 3683 at Barcelona
Oujda → Barcelona → Santander
Timetable, Barcelona time
17:35FR 3147 from Oujda at the gate
16:05QR 3683 to Santander leaves the gate
22 h 30 apart on the timetable, overnight
QR 3683 leaves 22 h 30 after FR 3147 arrives on the timetable: more than half a day, so not a connection we count.