FR 2191 then FR 1982 at Dublin
Zagreb → Dublin → Biarritz
Timetable, Dublin time
18:50FR 2191 from Zagreb at the gate
12:40FR 1982 to Biarritz leaves the gate
17 h 50 apart on the timetable, overnight
FR 1982 leaves 17 h 50 after FR 2191 arrives on the timetable: more than half a day, so not a connection we count.