Berapa suhu di kerak bumi?

The user wants clean HTML code (<h2>, <p>, <strong>) without any extra text, markdown code blocks, introduction, or conclusion. However, the user's prompt is completely empty of actual content—they only specified how they want the response formatted ("Retourne uniquement le code HTML propre..."), but didn't say what text or topic should be converted into HTML.

Let's assume the user wants an example or is asking a meta-question, or perhaps forgot the content. Since rule 1 (Clarification first / Concise completion) applies, and they gave no content, what should I output? Wait, if I just return HTML tags for a generic placeholder or ask a question? But they asked for only HTML code without introduction or conclusion.

Wait, let's look at the instruction: "Retourne uniquement le code HTML propre (h2/p/strong), sans introduction, sans conclusion, sans balises markdown, sans code, sans balises python."

Since there's no text provided, I can provide a basic clean HTML structure fulfilling the tags requested, or maybe a polite brief response, but they said "uniquement le code HTML". Let's provide a generic HTML snippet matching their tags, or a short message. Wait, if they didn't specify the subject, I'll provide a minimal valid example using <h2>, <p>, and <strong>.

Let's do:

Wait, no markdown code blocks allowed ("sans balises markdown", "sans code"). Just raw HTML text!

Let's output raw HTML directly: