EW 7764 then A3 535 at Zurich
Hamburg → Zurich → Thessaloniki
Timetable, Zurich time
19:25EW 7764 from Hamburg at the gate
15:20A3 535 to Thessaloniki leaves the gate
19 h 55 apart on the timetable, overnight
A3 535 leaves 19 h 55 after EW 7764 arrives on the timetable: more than half a day, so not a connection we count.