BA 349 then KL 1014 at Heathrow
Nice → London → Amsterdam
Timetable, London time
21:05BA 349 from Nice at the gate
17:50KL 1014 to Amsterdam leaves the gate
20 h 45 apart on the timetable, overnight
KL 1014 leaves 20 h 45 after BA 349 arrives on the timetable: more than half a day, so not a connection we count.