FR 334 then FR 3140 at Barcelona
Gdansk → Barcelona → Luxembourg
Timetable, Barcelona time
09:25FR 334 from Gdansk at the gate
06:25FR 3140 to Luxembourg leaves the gate
21 h apart on the timetable, overnight
FR 3140 leaves 21 h after FR 334 arrives on the timetable: more than half a day, so not a connection we count.