EC 7682 then 8F 507 at Lisbon
Barcelona → Lisbon → Sao Tome
Timetable, Lisbon time
11:10EC 7682 from Barcelona at the gate
00:058F 507 to Sao Tome leaves the gate
12 h 55 apart on the timetable, overnight
8F 507 leaves 12 h 55 after EC 7682 arrives on the timetable: more than half a day, so not a connection we count.