AKA: Ab7(b5), Ab7/b5, Ab7(-5), Ab7 Flat 5, Ab Dominant 7th b5, Ab Dominant Seventh Flat Fifth
Notes:
A♭, C, E♭♭, G♭
Intervals:
R, 3°, dim5°, m7°
Left hand:
Enharmonic G# + D7
Fingering:
2 + 5 (bass pattern)
or
3 or 4 + 2 (counter bass pattern)