Gb Minor Major Thirteenth chord on piano
Chord composition
| I | ♭III | VII | IX | XI | XIII |
| Root | Minor third | Major seventh | Major ninth | Perfect eleventh | Major thirteenth |
| Gb | A | F | Ab | B | Eb |
| I | ♭III | VII | IX | XI | XIII |
| Root | Minor third | Major seventh | Major ninth | Perfect eleventh | Major thirteenth |
| Gb | A | F | Ab | B | Eb |