Case C-394/21, Bursa Română de Mărfuri: Judgment of the Court (Fifth Chamber) of 2 March 2023 (request for a preliminary ruling from the Curtea de Apel Bucureşti — Romania) — Bursa Română de Mărfuri SA v Autoritatea Naţională de Reglementare în domeniul Energiei (ANRE) (Reference for a preliminary ruling — Internal market for electricity — Directive 2009/72/EC — Regulation (EU) 2019/943 — Article 1(b) and (c) and Article 3 — Principles regarding the operation of electricity markets — Regulation (EU) 2015/1222 — Article 5(1) — Nominated electricity market operator — National legal monopoly for day-ahead and intraday trading services — National legislation providing for a monopoly for short-, medium- and long-term wholesale trading of electricity)