NP 6531 then FR 3039 at Barcelona
Cairo → Barcelona → Prague
Timetable, Barcelona time
12:30NP 6531 from Cairo at the gate
11:40FR 3039 to Prague leaves the gate
23 h 10 apart on the timetable, overnight
FR 3039 leaves 23 h 10 after NP 6531 arrives on the timetable: more than half a day, so not a connection we count.