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- Left hand
- Gb3Bbb3Dbb4
- Family
- Triads
The Root Inversion voicing of Gbdim stacks Gb, Bbb and Dbb from the bottom up: the root, minor 3rd and flat 5th of the chord.
It's one of the Triads voicings. The others for Gbdim are 1st Inversion, 2nd Inversion and Doubled Root.