FR 11 then H4 258 at Dublin
Madrid → Dublin → Bucharest
Timetable, Dublin time
23:35FR 11 from Madrid at the gate
22:50H4 258 to Bucharest leaves the gate
23 h 15 apart on the timetable, overnight
H4 258 leaves 23 h 15 after FR 11 arrives on the timetable: more than half a day, so not a connection we count.