LL 5129 then QR 3636 at Barcelona
Alicante → Barcelona → Firenze
Timetable, Barcelona time
08:05LL 5129 from Alicante at the gate
21:30QR 3636 to Firenze leaves the gate
13 h 25 apart on the timetable
QR 3636 leaves 13 h 25 after LL 5129 arrives on the timetable: more than half a day, so not a connection we count.