KL 592 then KL 1337 at Schiphol
Johannesburg → Amsterdam → Wroclaw
Timetable, Amsterdam time
10:10KL 592 from Johannesburg at the gate
09:40KL 1337 to Wroclaw leaves the gate
23 h 30 apart on the timetable, overnight
KL 1337 leaves 23 h 30 after KL 592 arrives on the timetable: more than half a day, so not a connection we count.