A3 683 then GQ 830 at Athens
Bologna → Athens → Milan
Timetable, Athens time
13:25A3 683 from Bologna at the gate
08:00GQ 830 to Milan leaves the gate
18 h 35 apart on the timetable, overnight
GQ 830 leaves 18 h 35 after A3 683 arrives on the timetable: more than half a day, so not a connection we count.