FR 166 then FR 1198 at Fiumicino
Beauvais → Rome → Athens
Timetable, Rome time
13:35FR 166 from Beauvais at the gate
10:55FR 1198 to Athens leaves the gate
21 h 20 apart on the timetable, overnight
FR 1198 leaves 21 h 20 after FR 166 arrives on the timetable: more than half a day, so not a connection we count.