Assertion: chord's tritone | /r/HasProperty | spelled as augmented fourths
Facets:
value: from a
type: OTHER
Source sentences:
text: In addition, augmented sixth chords, some of which are enharmonic to dominant seventh chords, contain tritones spelled as augmented fourths (for example, the German sixth, from A to D♯ in the key of A minor); the French sixth chord can be viewed as a superposition of two tritones a major second apart.