FR 215 then EW 755 at Vienna
Milan → Vienna → Cologne
Timetable, Vienna time
22:50FR 215 from Milan at the gate
15:35EW 755 to Cologne leaves the gate
16 h 45 apart on the timetable, overnight
EW 755 leaves 16 h 45 after FR 215 arrives on the timetable: more than half a day, so not a connection we count.