FR 3073 then FR 1527 at Barcelona
Prague → Barcelona → Valletta
Timetable, Barcelona time
13:30FR 3073 from Prague at the gate
09:45FR 1527 to Valletta leaves the gate
20 h 15 apart on the timetable, overnight
FR 1527 leaves 20 h 15 after FR 3073 arrives on the timetable: more than half a day, so not a connection we count.