EC 7174 then GQ 927 at Barcelona
Berlin → Barcelona → Athens
Timetable, Barcelona time
23:05EC 7174 from Berlin at the gate
22:45GQ 927 to Athens leaves the gate
23 h 40 apart on the timetable, overnight
GQ 927 leaves 23 h 40 after EC 7174 arrives on the timetable: more than half a day, so not a connection we count.