FR 574 then EC 3750 at Barcelona
Bologna → Barcelona → Milan
Timetable, Barcelona time
16:30FR 574 from Bologna at the gate
09:20EC 3750 to Milan leaves the gate
16 h 50 apart on the timetable, overnight
EC 3750 leaves 16 h 50 after FR 574 arrives on the timetable: more than half a day, so not a connection we count.