EC 4427 then FR 1798 at Lisbon
Lyon → Lisbon → Toulouse
Timetable, Lisbon time
17:05EC 4427 from Lyon at the gate
10:55FR 1798 to Toulouse leaves the gate
17 h 50 apart on the timetable, overnight
FR 1798 leaves 17 h 50 after EC 4427 arrives on the timetable: more than half a day, so not a connection we count.