Case C-720/17: Judgment of the Court (Fifth Chamber) of 23 May 2019 (request for a preliminary ruling from the Verwaltungsgerichtshof — Austria) — Mohammed Bilali v Bundesamt für Fremdenwesen und Asyl (Reference for a preliminary ruling — Area of freedom, security and justice — Asylum policy — Subsidiary protection — Directive 2011/95/EU — Article 19 — Revocation of subsidiary protection status — Error on the part of the administrative authorities with respect to the facts)