EC 7668 then EC 4428 at Lisbon
Luxembourg → Lisbon → Lyon
Timetable, Lisbon time
21:55EC 7668 from Luxembourg at the gate
17:55EC 4428 to Lyon leaves the gate
20 h apart on the timetable, overnight
EC 4428 leaves 20 h after EC 7668 arrives on the timetable: more than half a day, so not a connection we count.