Case C-256/11: Judgment of the Court (Grand Chamber) of 15 November 2011 (reference for a preliminary ruling from the Verwaltungsgerichtshof, Austria) — Murat Dereci, Vishaka Heiml, Alban Kokollari, Izunna Emmanuel Maduike, Dragica Stevic v Bundesministerium für Inneres (Citizenship of the Union — Right of residence of nationals of third countries who are family members of Union citizens — Refusal based on the citizen’s failure to exercise the right to freedom of movement — Possible difference in treatment compared with EU citizens who have exercised their right to freedom of movement — EEC-Turkey Association Agreement — Article 13 of Decision No 1/80 of the Association Council — Article 41 of the Additional Protocol — ‘Standstill’ clauses)