We need to produce an original article about "Tickets To Belgium From Usa". Must be 600-900 words, natural headings, safe HTML using allowed tags: h2, h3, p, ul, ol, li, strong, em. No other tags like div, span, etc. No markdown fences. No mention of AI-generated. Avoid unsupported claims. Must incorporate context where useful: includes phrases like "Mastering", "Knowing how to book cheap", "In this HIHTAST tutorial you'll learn how to buy a train", "Travel to #", "... destination why have you not heard about Google's flight algorithm no show me on your phone type in Google", "Watch this video to see the Truth about Economy Class in 2026. We flew Every", "Exactly how to find cheap", "HUGE DISCOUNT on NordVPN (under $3/month!) https://nordvpn.com/megan. It's risk-free with Nord's money-back guarantee!" We need to use these context when useful, but we must avoid unsupported claims. The context includes some promotional content (NordVPN discount) and other random sentences. We can incorporate some of them as suggestions or tips, but must not make unsupported claims. For example, we can say "Some travelers find it helpful to use Google Flights to compare prices" – that is okay. We can mention NordVPN discount as a fact (if we have that info) but we need to be careful: It's a claim that there is a huge discount under $3/month; we can present it as an advertisement but must not assert unsupported claims about its efficacy. It's okay to mention the offer as given. We need to keep article within 600-900 words. Let's aim around 700 words. We must use only allowed HTML tags: h2, h3, p, ul, ol, li, strong, em. So headings must be h2 or h3. We can have multiple sections. Use strong for emphasis, em for italic. We must not use other tags like header, section, etc. Also no class attributes? Not prohibited but safe to avoid. We'll just plain tags. We need to ensure we don't accidentally include any disallowed tags like or . Also avoid tags? The allowed list does not include . So we cannot use anchor tags. That means we cannot include hyperlinks. But the context includes a URL for NordVPN. If we cannot use , we may need to just mention the URL as plain text. That's okay. We cannot embed a link. So we will just write the URL as plain text. We must not use inside etc. But we can use and anywhere. We must not use markdown fences. We must ensure word count 600-900. Let's draft about 720 words. We'll need to count words roughly. Let's outline: - Introduction (h2) about traveling from USA to Belgium, importance of tickets. - Section: Understanding your options (h2) with subpoints (h3) for flights, trains, etc. - Section: Knowing how to book cheap (h2) with tips: flexible dates, fare alerts, using Google Flights, etc. - Section: Mastering the search process (h2) with steps. - Section: Travel to Belgium: what to expect (h2) maybe brief. - Section: Using VPN for better deals (h2) mention NordVPN discount. - Section: Final checklist (h2). - Conclusion (h2). We need to ensure we use only h2 and h3. We'll have multiple h2 sections, each maybe with h3 subheadings. Now write content. We must avoid unsupported claims: e.g., "Booking on Tuesday yields lowest prices" is not universally true; we should avoid that. We can say "Some travelers find that checking prices mid-week can reveal lower fares" which is more cautious. We must not mention AI. Now produce HTML. Let's draft about 730 words. We'll need to count approximate words. Let's write and then estimate. I