Case C-244/20: Judgment of the Court (Eighth Chamber) of 14 October 2021 (request for a preliminary ruling from the Tribunal Superior de Justicia de Cataluña — Spain) — F.C.I. v Instituto Nacional de la Seguridad Social (INSS) (Reference for a preliminary ruling — Directive 79/7/EEC — Article 3(2) — Equal treatment for men and women in matters of social security — Survivors’ benefits — Survivor’s pension based on a de facto partnership — Exclusion clause — Validity — Prohibition of any discrimination based on sex — Benefit which does not come within the scope of Directive 79/7 — Inadmissibility — Article 21(1) of the Charter of Fundamental Rights of the European Union — Non-discrimination on grounds of sex — Article 17(1) of the Charter of Fundamental Rights of the European Union — Right to property — Legal situation which does not come within the scope of EU law — Lack of jurisdiction)