U2 8021 then FR 3814 at Madrid
London Gatwick → Madrid → Bologna
Timetable, Madrid time
20:55U2 8021 from London Gatwick at the gate
12:45FR 3814 to Bologna leaves the gate
15 h 50 apart on the timetable, overnight
FR 3814 leaves 15 h 50 after U2 8021 arrives on the timetable: more than half a day, so not a connection we count.