Case C-228/11: Judgment of the Court (First Chamber) of 16 May 2013 (request for a preliminary ruling from the Landgericht Düsseldorf — Germany) — Melzer v MF Global UK Ltd (Judicial cooperation in civil matters — Special jurisdiction in matters of tort, delict and quasi-delict — Cross-border participation by several persons in the same unlawful act — Possibility of establishing territorial jurisdiction according to the place where the act was committed by one of the perpetrators of the damage other than the defendant ( ‘wechselseitige Handlungsortzurechnung’ ))