Gb13#11 chord
Gb13#11 chord for piano presented by keyboard diagrams.
Explanation: The Gb13#11 alter the Gb13 by the change of one note. The G flat thirteenth sharp eleventh is a seven-note chord, but due to practical circumstances, one or more notes (the fifth primarily) are omitted. The chord name can also be written as Gb13(#11) or Gb13+11.
Theory: Compared to Gb13 the eleventh tone in the chord is sharpenedThe tone is one half step higher.
Gb13#11
Notes: Gb - Bb - Db - E - Ab - C - Eb / Gb - Bb - Db - Fb - Ab - C - Eb
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Gb13#11 polychord
Explanation: The image below shows a polychord version of the Gb13#11. The chord is played in two parts with both hands.
Polychord Gb7 (LH), Ab (RH)