FR 5055 then RO 416 at Madrid
Luxembourg → Madrid → Bucharest
Timetable, Madrid time
20:35FR 5055 from Luxembourg at the gate
13:40RO 416 to Bucharest leaves the gate
17 h 05 apart on the timetable, overnight
RO 416 leaves 17 h 05 after FR 5055 arrives on the timetable: more than half a day, so not a connection we count.