The obvious, but somehow we may miss what stares us in the face. I wrote this many, many years ago and looking at it at first, was as confusing as the message may be.
Some minimal haiku are constructed to hide the middle word so that three words conceals the middle word. But this is what Bach did, create a unique order of chords which become the melody as well. Just a note about music today, you can copyright melodies but you cannot copyright chords.