AZ 74 then FR 2507 at Barcelona
Rome → Barcelona → Cologne
Timetable, Barcelona time
10:50AZ 74 from Rome at the gate
08:30FR 2507 to Cologne leaves the gate
21 h 40 apart on the timetable, overnight
FR 2507 leaves 21 h 40 after AZ 74 arrives on the timetable: more than half a day, so not a connection we count.