FR 2437 then QR 5513 at Madrid
Rome → Madrid → Firenze
Timetable, Madrid time
19:25FR 2437 from Rome at the gate
14:35QR 5513 to Firenze leaves the gatealso IB 5787, VY 6037, AA 8869
19 h 10 apart on the timetable, overnight
QR 5513 leaves 19 h 10 after FR 2437 arrives on the timetable: more than half a day, so not a connection we count.