Simplifies music chords extracted with the chords package, eliminating
chords extensions, such as 4th, 5th, 6th, 7th, 9th, sus. It leaves
the chords in the simplest format possible.
Usage
simplify_chords(data)
Arguments
data
character. The chords to be simplified.
Value
The dataset with a new column called "chord_simplified"
with the simplified version of the chords.