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- Left hand
- Cb3Db3Gb3
- Family
- Triads
The 1st Inversion voicing of Gbsus4 stacks Cb, Db and Gb from the bottom up: the 4th, 5th and root of the chord.
It's one of the Triads voicings. The others for Gbsus4 are Root Inversion, 2nd Inversion and Doubled Root.