EW 886 then EW 2885 at Fiumicino
Cologne → Rome → Stuttgart
Timetable, Rome time
19:00EW 886 from Cologne at the gate
10:10EW 2885 to Stuttgart leaves the gate
15 h 10 apart on the timetable, overnight
EW 2885 leaves 15 h 10 after EW 886 arrives on the timetable: more than half a day, so not a connection we count.