FR 574 then QR 3630 at Barcelona
Bologna → Barcelona → Düsseldorf
Timetable, Barcelona time
20:15FR 574 from Bologna at the gate
18:00QR 3630 to Düsseldorf leaves the gatealso IB 5051, LL 5051
21 h 45 apart on the timetable, overnight
QR 3630 leaves 21 h 45 after FR 574 arrives on the timetable: more than half a day, so not a connection we count.