Case C-225/18: Judgment of the Court (Eighth Chamber) of 2 May 2019 (request for a preliminary ruling from the Naczelny Sąd Administracyjny — Poland) — Grupa Lotos S.A. v Minister Finansów (Reference for a preliminary ruling — Taxation — Value added tax (VAT) — Deduction of input tax — Sixth Directive 77/388/EEC — Article 17(2) and (6) — Directive 2006/112/EC — Articles 168 and 176 — Exclusion from the right to deduct — Purchase of overnight accommodation and catering services — Standstill clause — Accession to the European Union)