FR 1977 then FR 9613 at Dublin
Riga → Dublin → Rome
Timetable, Dublin time
20:35FR 1977 from Riga at the gate
12:45FR 9613 to Rome leaves the gate
16 h 10 apart on the timetable, overnight
FR 9613 leaves 16 h 10 after FR 1977 arrives on the timetable: more than half a day, so not a connection we count.