A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
key is dynamic area of tonality
key has instance g minor
key has instance g major
key has instance C minor
key has instance C major
key consists of tones
key plays role in rhythm
key plays role in melody
key plays role in harmony
key plays role in timbre
key plays role in instruments
key plays role in tempo
key plays role in meter
key plays role in dynamics