EI 631 then FR 5021 at Dublin
Brussels → Dublin → Pisa
Timetable, Dublin time
11:05EI 631 from Brussels at the gate
06:35FR 5021 to Pisa leaves the gate
19 h 30 apart on the timetable, overnight
FR 5021 leaves 19 h 30 after EI 631 arrives on the timetable: more than half a day, so not a connection we count.