FR 7538 then FR 2507 at Barcelona
Milan → Barcelona → Cologne
Timetable, Barcelona time
08:05FR 7538 from Milan at the gate
22:20FR 2507 to Cologne leaves the gate
14 h 15 apart on the timetable
FR 2507 leaves 14 h 15 after FR 7538 arrives on the timetable: more than half a day, so not a connection we count.