FR 9747 then FR 1768 at Lisbon
Alicante → Lisbon → Valencia
Timetable, Lisbon time
20:30FR 9747 from Alicante at the gate
14:25FR 1768 to Valencia leaves the gate
17 h 55 apart on the timetable, overnight
FR 1768 leaves 17 h 55 after FR 9747 arrives on the timetable: more than half a day, so not a connection we count.