Case C-588/18: Judgment of the Court (Grand Chamber) of 4 June 2020 (request for a preliminary ruling from the Audiencia Nacional — Spain) — Federación de Trabajadores Independientes de Comercio (Fetico), Federación Estatal de Servicios, Movilidad y Consumo de la Unión General de Trabajadores (FESMC-UGT), Federación de Servicios de Comisiones Obreras (CCOO) v Grupo de Empresas DIA SA, Twins Alimentación SA (Reference for a preliminary ruling — Social policy — Protection of the safety and health of workers — Organisation of working time — Directive 2003/88/EC — Articles 5 and 7 — Weekly rest — Annual leave — Paid special leave permitting time off from work to meet specific needs and obligations)