EC 7174 then TK 1856 at Barcelona
Berlin → Barcelona → Istanbul
Timetable, Barcelona time
23:05EC 7174 from Berlin at the gate
18:20TK 1856 to Istanbul leaves the gate
19 h 15 apart on the timetable, overnight
TK 1856 leaves 19 h 15 after EC 7174 arrives on the timetable: more than half a day, so not a connection we count.