W4 3171 then FR 2528 at Madrid
Bucharest → Madrid → Berlin
Timetable, Madrid time
09:45W4 3171 from Bucharest at the gate
06:40FR 2528 to Berlin leaves the gate
20 h 55 apart on the timetable, overnight
FR 2528 leaves 20 h 55 after W4 3171 arrives on the timetable: more than half a day, so not a connection we count.