Case C-372/19: Judgment of the Court (Fifth Chamber) of 25 November 2020 (request for a preliminary ruling from the Ondernemingsrechtbank Antwerpen — Belgium) — Belgische Vereniging van Auteurs, Componisten en Uitgevers CVBA (SABAM) v BVBA Weareone.World, NV Wecandance (Reference for a preliminary ruling — Competition — Article 102 TFEU — Abuse of a dominant position — Concept of ‘unfair price’ — Copyright collecting society — De facto monopoly — Dominant position — Abuse — Performance of musical works during music festivals — Scale based on gross revenue from the sale of admission tickets — Reasonable in relation to the service provided by the collecting society — Determination of the share of the musical repertoire of the collecting society actually performed)