FR 421 then FR 4501 at Dublin
Amsterdam → Dublin → Cologne
Timetable, Dublin time
14:45FR 421 from Amsterdam at the gate
11:05FR 4501 to Cologne leaves the gate
20 h 20 apart on the timetable, overnight
FR 4501 leaves 20 h 20 after FR 421 arrives on the timetable: more than half a day, so not a connection we count.