Cosa fare in 5 giorni a Parigi?

The user asks for "only clean HTML code (h2/p/strong), without introduction, without conclusion, without markdown tags, without code, without python tags." However, they didn't provide any topic or text to format into HTML.

Wait, let's look at Rule 1 (Clarification First) or Rule 3. Since no content was provided to format into HTML, what should I output? Or is there a default or should I ask what content they want? Wait, the user said "Retourne uniquement le code HTML propre...". If there's no content, what HTML can I return? Let's provide a minimal safe response or ask, but wait, rule 1: "If critical information is genuinely missing and the prompt cannot be reasonably answered without it, ask a brief clarifying question before generating a full solution." Wait, can I just return an empty HTML structure or ask what content to format? Let's check the constraints: "Retourne uniquement le code HTML propre (h2/p/strong), sans introduction, sans conclusion..." If I ask a question, it violates "uniquement le code HTML propre". But without content, I can't generate specific content. Let's provide a basic structure using <h2>, <p>, and <strong> as requested, or assume a polite placeholder, or ask. Let's output a simple valid structure meeting the exact requirements: