DY 3731 then DY 941 at Copenhagen
Rome → Copenhagen → Oslo
Timetable, Copenhagen time
16:00DY 3731 from Rome at the gate
15:40DY 941 to Oslo leaves the gate
23 h 40 apart on the timetable, overnight
DY 941 leaves 23 h 40 after DY 3731 arrives on the timetable: more than half a day, so not a connection we count.