FR 4546 then FR 9111 at Barcelona
Porto → Barcelona → Torino
Timetable, Barcelona time
20:40FR 4546 from Porto at the gate
17:10FR 9111 to Torino leaves the gate
20 h 30 apart on the timetable, overnight
FR 9111 leaves 20 h 30 after FR 4546 arrives on the timetable: more than half a day, so not a connection we count.