A3 821 then A3 868 at Athens
Berlin → Athens → Krakow
Timetable, Athens time
15:05A3 821 from Berlin at the gate
11:00A3 868 to Krakow leaves the gate
19 h 55 apart on the timetable, overnight
A3 868 leaves 19 h 55 after A3 821 arrives on the timetable: more than half a day, so not a connection we count.