BA 430 then KL 1667 at Schiphol
London Heathrow → Amsterdam → Bologna
Timetable, Amsterdam time
08:50BA 430 from London Heathrow at the gate
21:20KL 1667 to Bologna leaves the gate
12 h 30 apart on the timetable
KL 1667 leaves 12 h 30 after BA 430 arrives on the timetable: more than half a day, so not a connection we count.