each of the three scales may be definted in terms of four different roots: In other words, the Db, E, G, and Bb diminished scales use the same eight pitches.
(each of the three scales; may be definted; ) (Bb; diminished; scales) (E, G, and Bb diminished scales; use; the same eight pitches)
each of the three scales Bb E, G, and Bb diminished scales
may be definted diminished use
scales
the same eight pitches