SM 651 then A3 898 at Athens
Cairo → Athens → Yerevan
Timetable, Athens time
10:55SM 651 from Cairo at the gate
23:50A3 898 to Yerevan leaves the gate
12 h 55 apart on the timetable
A3 898 leaves 12 h 55 after SM 651 arrives on the timetable: more than half a day, so not a connection we count.