IB 1301 then DS 1530 at Brussels
Madrid → Brussels → Geneva
Timetable, Brussels time
19:00IB 1301 from Madrid at the gate
13:25DS 1530 to Geneva leaves the gate
18 h 25 apart on the timetable, overnight
DS 1530 leaves 18 h 25 after IB 1301 arrives on the timetable: more than half a day, so not a connection we count.