EC 3749 then KL 1512 at Barcelona
Milan → Barcelona → Amsterdam
Timetable, Barcelona time
21:30EC 3749 from Milan at the gate
11:25KL 1512 to Amsterdam leaves the gate
13 h 55 apart on the timetable, overnight
KL 1512 leaves 13 h 55 after EC 3749 arrives on the timetable: more than half a day, so not a connection we count.