FR 2149 then FR 6842 at Manchester
Krakow → Manchester → Prague
Timetable, Manchester time
19:40FR 2149 from Krakow at the gate
08:25FR 6842 to Prague leaves the gate
12 h 45 apart on the timetable, overnight
FR 6842 leaves 12 h 45 after FR 2149 arrives on the timetable: more than half a day, so not a connection we count.