HH 575 then TK 2612 at Istanbul
Tashkent → Istanbul → Diyarbakir
Timetable, Istanbul time
22:30HH 575 from Tashkent at the gate
18:15TK 2612 to Diyarbakir leaves the gate
19 h 45 apart on the timetable, overnight
TK 2612 leaves 19 h 45 after HH 575 arrives on the timetable: more than half a day, so not a connection we count.