FR 1987 then FR 156 at Dublin
Nantes → Dublin → Leeds
Timetable, Dublin time
09:30FR 1987 from Nantes at the gate
22:05FR 156 to Leeds leaves the gate
12 h 35 apart on the timetable
FR 156 leaves 12 h 35 after FR 1987 arrives on the timetable: more than half a day, so not a connection we count.