A3 831 then A3 868 at Athens
Frankfurt am Main → Athens → Krakow
Timetable, Athens time
15:00A3 831 from Frankfurt am Main at the gate
11:00A3 868 to Krakow leaves the gate
20 h apart on the timetable, overnight
A3 868 leaves 20 h after A3 831 arrives on the timetable: more than half a day, so not a connection we count.