FR 9840 then FR 1883 at Lisbon
Cologne → Lisbon → London Stansted
Timetable, Lisbon time
23:30FR 9840 from Cologne at the gate
21:05FR 1883 to London Stansted leaves the gate
21 h 35 apart on the timetable, overnight
FR 1883 leaves 21 h 35 after FR 9840 arrives on the timetable: more than half a day, so not a connection we count.