FR 9840 then U2 7667 at Lisbon
Cologne → Lisbon → Luxembourg
Timetable, Lisbon time
22:40FR 9840 from Cologne at the gate
17:15U2 7667 to Luxembourg leaves the gate
18 h 35 apart on the timetable, overnight
U2 7667 leaves 18 h 35 after FR 9840 arrives on the timetable: more than half a day, so not a connection we count.