EW 7520 then VY 1198 at Barcelona
Hamburg → Barcelona → Prague
Timetable, Barcelona time
18:45EW 7520 from Hamburg at the gate
17:45VY 1198 to Prague leaves the gatealso IB 5286, LL 5286
23 h apart on the timetable, overnight
VY 1198 leaves 23 h after EW 7520 arrives on the timetable: more than half a day, so not a connection we count.