43From that point of view, it should be examined whether the reasoned opinion and the action set out the complaints coherently and precisely in order that the Court may appreciate exactly the extent of the alleged infringement of European Union law, a condition which is necessary in order to enable the Court to determine whether there has been a breach of obligations as alleged (see, to this effect, Case C-199/04 Commission v United Kingdom [2007] ECR I-1221, paragraphs 20 and 21, and judgment of 24 March 2011 in Case C‑365/10 Commission v Slovenia, paragraph 19).
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