KL 1476 then HV 6003 at Schiphol
Nice → Amsterdam → Porto
Timetable, Amsterdam time
14:25KL 1476 from Nice at the gate
06:50HV 6003 to Porto leaves the gate
16 h 25 apart on the timetable, overnight
HV 6003 leaves 16 h 25 after KL 1476 arrives on the timetable: more than half a day, so not a connection we count.