EW 886 then OU 381 at Fiumicino
Cologne → Rome → Split
Timetable, Rome time
19:00EW 886 from Cologne at the gate
18:00OU 381 to Split leaves the gate
23 h apart on the timetable, overnight
OU 381 leaves 23 h after EW 886 arrives on the timetable: more than half a day, so not a connection we count.