EW 888 then EW 7887 at Fiumicino
Cologne → Rome → Hamburg
Timetable, Rome time
14:35EW 888 from Cologne at the gate
14:10EW 7887 to Hamburg leaves the gate
23 h 35 apart on the timetable, overnight
EW 7887 leaves 23 h 35 after EW 888 arrives on the timetable: more than half a day, so not a connection we count.