LX 728 then U2 7927 at Schiphol
Zurich → Amsterdam → Prague
Timetable, Amsterdam time
14:25LX 728 from Zurich at the gate
07:15U2 7927 to Prague leaves the gate
16 h 50 apart on the timetable, overnight
U2 7927 leaves 16 h 50 after LX 728 arrives on the timetable: more than half a day, so not a connection we count.