Griechischer Wein by Udo Jurgens is in Ab at 78 beats per minute and runs 2:09 across 38 bars. It uses 10 chords — Cm, Ab, Bb, Eb, G7, Fm, Bb7, Bdim, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? Griechischer Wein guitar melody tab.