FR 12 then OS 289 at Vienna
Barcelona → Vienna → Bremen
Timetable, Vienna time
22:50FR 12 from Barcelona at the gate
17:20OS 289 to Bremen leaves the gate
18 h 30 apart on the timetable, overnight
OS 289 leaves 18 h 30 after FR 12 arrives on the timetable: more than half a day, so not a connection we count.