What is {first described} of {Twelve-tone technique}, that has {pupil} is {Eduard Steuermann} ?
What is the first described of Twelve-tone approach whose pupil is Eduard Steuermann?
What is the first described of Twelve-tone technique whose pupil is Eduard Steuermann?
SELECT ?k WHERE { resource:twelve-tone_technique property:discoverer_or_inventor ?k . ?k property:student resource:Eduard_Steuermann }
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Arnold Schoenberg