KL 1840 then U2 7925 at Schiphol
Nuremberg → Amsterdam → Prague
Timetable, Amsterdam time
11:30KL 1840 from Nuremberg at the gate
07:00U2 7925 to Prague leaves the gate
19 h 30 apart on the timetable, overnight
U2 7925 leaves 19 h 30 after KL 1840 arrives on the timetable: more than half a day, so not a connection we count.