ET 764 then A3 868 at Athens
Addis Ababa → Athens → Krakow
Timetable, Athens time
13:35ET 764 from Addis Ababa at the gate
11:00A3 868 to Krakow leaves the gate
21 h 25 apart on the timetable, overnight
A3 868 leaves 21 h 25 after ET 764 arrives on the timetable: more than half a day, so not a connection we count.