W4 6174 then FR 6974 at Fiumicino
Dortmund → Rome → Barcelona
Timetable, Rome time
18:25W4 6174 from Dortmund at the gate
08:35FR 6974 to Barcelona leaves the gate
14 h 10 apart on the timetable, overnight
FR 6974 leaves 14 h 10 after W4 6174 arrives on the timetable: more than half a day, so not a connection we count.