Joined Cases C-142/17 and C-143/17: Order of the Court (Tenth Chamber) of 7 February 2018 (requests for a preliminary ruling from the Corte suprema di cassazione — Italy) — Manuela Maturi and Others v Fondazione Teatro dell’Opera di Roma, Fondazione Teatro dell’Opera di Roma v Manuela Maturi (C-142/17), Catia Passeri v Fondazione Teatro dell’Opera di Roma (C-143/17) (References for a preliminary ruling — Article 99 of the Rules of Procedure of the Court of Justice — Social policy — Equal treatment of men and women in matters of employment and occupation — Directive 2006/54/EC — National rules providing for the temporary possibility for performing artists having reached retirement age to continue to perform until the age previously laid down for entitlement to a pension, fixed at 47 years old for women and 52 years old for men)