Case C-509/18: Judgment of the Court (Grand Chamber) of 27 May 2019 (request for a preliminary ruling from the Supreme Court — Ireland) — Execution of a European arrest warrant issued in respect of PF (Reference for a preliminary ruling — Police and judicial cooperation in criminal matters — European arrest warrant — Framework Decision 2002/584/JHA — Article 6(1) — Concept of ‘issuing judicial authority’ — European arrest warrant issued by the Prosecutor General of a Member State — Legal position — Guarantee of independence)