FR 651 then LH 983 at Dublin
Lisbon → Dublin → Frankfurt am Main
Timetable, Dublin time
09:00FR 651 from Lisbon at the gate
05:10LH 983 to Frankfurt am Main leaves the gate
20 h 10 apart on the timetable, overnight
LH 983 leaves 20 h 10 after FR 651 arrives on the timetable: more than half a day, so not a connection we count.