FR 631 then FR 652 at Dublin
Cologne → Dublin → Lisbon
Timetable, Dublin time
00:50FR 631 from Cologne at the gate
18:50FR 652 to Lisbon leaves the gate
18 h apart on the timetable
FR 652 leaves 18 h after FR 631 arrives on the timetable: more than half a day, so not a connection we count.