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Ravel Ma Mere l'Oye Laideronnette. en Quartal harmony in Laideronnette from Ravel's Ma mre l'oye The top line uses the pentatonic scale Illustration of quartal harmony in Laideronnette from Maurice Ravel's Ma Mre l'Oye Created by Hyacinth talk July using Sibelius File Ravel Ma Mere l'Oye Laideronnette mid and also File Ravel