Joined Cases C-29/18, C-30/18 and C-44/18: Judgment of the Court (Second Chamber) of 11 April 2019 (requests for a preliminary ruling from the Tribunal Superior de Justicia de Galicia — Spain) — Cobra Servicios Auxiliares SA v José David Sánchez Iglesias (C-29/18), José Ramón Fiuza Asorey (C-30/18), Jesús Valiño Lopez (C-44/18), FOGASA (C-29/18 and C-44/18), Incatema SL, (Reference for a preliminary ruling — Social policy — Directive 1999/70/EC — Framework agreement on fixed-term work concluded by ETUC, UNICE and CEEP — Clause 4 — Principle of non-discrimination — Concept of ‘employment conditions’ — Comparability of the situations — Justification — Concept of ‘objective grounds’ — Compensation in the event of the termination of a permanent employment contract on an objective ground — Lower amount of compensation paid on expiry of a contract for ‘a specific task’)