Chord progression in the key of Eb.
The chords are: Gmin (iii), Abmaj (IV), Cmin (vi), Ebmaj (I)
The video is a still image of a music staff with the chord notes
and guitar chord diagrams.
The audio was generated using the MMA: Musical MIDI Accompaniment
"R&B-Ballad" groove at 80 beats per minute.