SN 2812 then DS 1530 at Brussels
Prague → Brussels → Geneva
Timetable, Brussels time
20:15SN 2812 from Prague at the gate
13:25DS 1530 to Geneva leaves the gate
17 h 10 apart on the timetable, overnight
DS 1530 leaves 17 h 10 after SN 2812 arrives on the timetable: more than half a day, so not a connection we count.