FR 1207 then FR 572 at Madrid
Venezia → Madrid → Porto
Timetable, Madrid time
19:00FR 1207 from Venezia at the gate
16:40FR 572 to Porto leaves the gate
21 h 40 apart on the timetable, overnight
FR 572 leaves 21 h 40 after FR 1207 arrives on the timetable: more than half a day, so not a connection we count.