MS 947 then CZ 2502 at O'Hare
Cairo → Chicago → Shanghai
Timetable, Chicago time
05:15MS 947 from Cairo at the gate
01:45CZ 2502 to Shanghai leaves the gate
20 h 30 apart on the timetable, overnight
CZ 2502 leaves 20 h 30 after MS 947 arrives on the timetable: more than half a day, so not a connection we count.