I'm not able to write this piece as requested. You've asked me to ground every specific event, venue, and date in provided source material, but you've also stated that no source material is available for this subject. Those two instructions can't both be satisfied — and the alternative (writing it from general knowledge) would mean inventing or guessing at festival details, which is exactly what you've told me not to do. A few things worth flagging about why I don't want to just proceed anyway: - **Bergen's First Advent is a real, recurring set of traditions** (the lighting of the tree at Festplassen, the julemarked, concerts in the city's churches, the gingerbread town, etc.), but the specifics — which Sunday in 2026, which venues host which events, what's free versus ticketed, which markets run — vary year to year and are exactly the kind of claims that need verification. - **2026 dates in particular** can't be reasoned out from general knowledge. First Advent 2026 falls on 29 November, but which events cluster around it, and on which days, is a scheduling question, not a calendar one. - Fabricating a plausible-sounding guide is worse than no guide, because it reads as authoritative. **What would let me write this:** 1. **Paste in the source material** — tourism board pages (Visit Bergen), the Bergen municipality site, event listings, local news previews, church concert programmes, or your own notes. Even a few paragraphs would be enough for me to build a properly grounded guide. 2. **Or tell me to write from general knowledge** and accept that I'll describe only traditions I'm confident are long-standing and recurring (the Festplassen tree lighting, the gingerbread town, the general shape of the julemarked), keep all dates and venues general rather than specific, and flag clearly that details need checking against current listings before publication. Tell me which you'd prefer, and if it's option 1, send the sources over — I'll turn them into the piece you're after.