MU 709 then FR 2539 at Madrid
Shanghai → Madrid → Bucharest
Timetable, Madrid time
08:00MU 709 from Shanghai at the gate
05:50FR 2539 to Bucharest leaves the gate
21 h 50 apart on the timetable, overnight
FR 2539 leaves 21 h 50 after MU 709 arrives on the timetable: more than half a day, so not a connection we count.