the 7 notes over the 4 chord (notes in the 4 chord: 4, 6 & 1)
note tension 4 lowest (it's in the chord) 6 lowest (it's in the chord) 1 lowest (it's in the chord) 2 low 5 medium 3 medium 7 high
note tension 4 lowest (it's in the chord) 6 lowest (it's in the chord) 1 lowest (it's in the chord) 2 low 5 medium 3 medium 7 high