KL 1510 then KL 2659 at Schiphol
Barcelona → Amsterdam → Valencia
Timetable, Amsterdam time
08:20KL 1510 from Barcelona at the gate
06:50KL 2659 to Valencia leaves the gatealso HV 6331
22 h 30 apart on the timetable, overnight
KL 2659 leaves 22 h 30 after KL 1510 arrives on the timetable: more than half a day, so not a connection we count.