GQ 875 then A3 276 at Athens
Berlin → Athens → Chios
Timetable, Athens time
19:25GQ 875 from Berlin at the gate
19:10A3 276 to Chios leaves the gate
23 h 45 apart on the timetable, overnight
A3 276 leaves 23 h 45 after GQ 875 arrives on the timetable: more than half a day, so not a connection we count.