Assertion: country music | /r/CapableOf | add extranotes
Facets:
value: to a basic triadic chord
type: OTHER
Source sentences:
text: Country music also avoids other musical innovations such as bridges with key changes in the middle of a song, as well as adding “extra” notes to a basic triadic chord: A G7 is pretty much the norm, but 6th, 9th, and 13th chords are definitely out.