DY 3641 then FR 8523 at Copenhagen
Nice → Copenhagen → Poznan
Timetable, Copenhagen time
17:50DY 3641 from Nice at the gate
06:10FR 8523 to Poznan leaves the gate
12 h 20 apart on the timetable, overnight
FR 8523 leaves 12 h 20 after DY 3641 arrives on the timetable: more than half a day, so not a connection we count.