DS 1539 then DS 1264 at Copenhagen
Geneva → Copenhagen → Basel
Timetable, Copenhagen time
19:25DS 1539 from Geneva at the gate
17:05DS 1264 to Basel leaves the gate
21 h 40 apart on the timetable, overnight
DS 1264 leaves 21 h 40 after DS 1539 arrives on the timetable: more than half a day, so not a connection we count.