Judgment of the Court (Fourth Chamber) of 12 May 2022.#W. J. v L. J. and J. J.#Request for a preliminary ruling from the Sąd Okręgowy w Poznaniu.#Reference for a preliminary ruling – Judicial cooperation in civil matters – Jurisdiction, applicable law, recognition and enforcement of decisions in matters relating to maintenance obligations – Determination of the applicable law – Hague Protocol on the Law Applicable to Maintenance Obligations – Article 3 – Habitual residence of the creditor – Point in time when habitual residence is to be determined – Wrongful retention of a child.#Case C-644/20.