KL 1338 then KL 1923 at Schiphol
Wroclaw → Amsterdam → Zurich
Timetable, Amsterdam time
15:30KL 1338 from Wroclaw at the gate
15:15KL 1923 to Zurich leaves the gate
23 h 45 apart on the timetable, overnight
KL 1923 leaves 23 h 45 after KL 1338 arrives on the timetable: more than half a day, so not a connection we count.