# wikinews

Polish Wikinews

## Dataset description
- **Source (upstream):** https://pl.wikinews.org/
- **Domain:** news
- **Language:** Polish (pl)
- **License:** `CC-BY-2.5`
- **Created (range):** 2005-01-01, 2025-12-31
- **Added:** 2026-06-15

## Licensing — traceable basis
Wikinews content is released under CC-BY 2.5; attribution to contributors preserved.

## Provenance
Fetched directly from the official Wikimedia dump (plwikinews-latest-pages-articles) by src/fetch_wikimedia.py; mainspace only, wikitext stripped via mwparserfromhell.

## Statistics
| documents | characters | tokens (tiktoken proxy) |
|---:|---:|---:|
| 24,386 | 32,524,646 | 12,141,355 |

## Filters applied (build_dynaword.py)
Minimal, per Dynaword guidelines (heavy filtering left to downstream use):
- drop documents < 200 chars: **0**
- drop non-Polish (diacritic ratio): **6**
- exact cross-source dedup (sha1): **0**
- OCR alpha-ratio < 0.70 (OCR sources only): **0**
- read 24,392 → kept 24,386

Token counts are a fast tiktoken (cl100k) proxy (~1% off Llama-3); the canonical
Llama-3 count is computed at release.