A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
classical tonality has metaphor gravity
classical tonality has component Classical melody
classical tonality has component Classical rhythm
classical tonality has component Classical timbre
classical tonality has component key signature
classical tonality has component time signature
classical tonality has component tonic
classical tonality means key
classical tonality may use modulation
classical tonality is used by fugue
classical tonality is feature of Classical Music