EW 522 then FR 4084 at Barcelona
Cologne → Barcelona → Warsaw Modlin
Timetable, Barcelona time
19:45EW 522 from Cologne at the gate
10:30FR 4084 to Warsaw Modlin leaves the gate
14 h 45 apart on the timetable, overnight
FR 4084 leaves 14 h 45 after EW 522 arrives on the timetable: more than half a day, so not a connection we count.