U2 7643 then KL 1920 at Zurich
Lisbon → Zurich → Amsterdam
Timetable, Zurich time
20:30U2 7643 from Lisbon at the gate
11:55KL 1920 to Amsterdam leaves the gate
15 h 25 apart on the timetable, overnight
KL 1920 leaves 15 h 25 after U2 7643 arrives on the timetable: more than half a day, so not a connection we count.