FR 4500 then FR 442 at Dublin
Cologne → Dublin → Liverpool
Timetable, Dublin time
11:00FR 4500 from Cologne at the gate
06:00FR 442 to Liverpool leaves the gate
19 h apart on the timetable, overnight
FR 442 leaves 19 h after FR 4500 arrives on the timetable: more than half a day, so not a connection we count.