FR 3040 then FR 1279 at Barcelona
Prague → Barcelona → Copenhagen
Timetable, Barcelona time
21:15FR 3040 from Prague at the gate
09:45FR 1279 to Copenhagen leaves the gate
12 h 30 apart on the timetable, overnight
FR 1279 leaves 12 h 30 after FR 3040 arrives on the timetable: more than half a day, so not a connection we count.