Assertion: chord | /r/HasProperty | formed
Facets:
value: by stacking thirds
type: MANNER
Source sentences:
text: All other chords described here are formed by stacking thirds: a root note, a third above that (the “third”), a third above that (the “fifth”), a third above that (the “seventh”), and so on.
text: Chords can be formed using interval formulas, which I will give in a later section.