Space plays and stops
- Notes and intervals
- GbM3Bb2Cm2DbM3F
- Extends
- Gb Major 7
Gb Major 7 #11, written Gbmaj7#11, is built from Gb, Bb, C, Db and F: the root, major 3rd, sharp 11th, 5th and major 7th.
Its 3rd and 7th, Bb and F, are its guide tones: they say what kind of chord it is, so voicings are built around them and the root is often left to the bass.