EC 7174 then QR 3636 at Barcelona
Berlin → Barcelona → Firenze
Timetable, Barcelona time
23:05EC 7174 from Berlin at the gate
21:30QR 3636 to Firenze leaves the gate
22 h 25 apart on the timetable, overnight
QR 3636 leaves 22 h 25 after EC 7174 arrives on the timetable: more than half a day, so not a connection we count.