# parliamentary

Polish Parliamentary Corpus (Sejm/Senat)

## Dataset description
- **Source (upstream):** http://clip.ipipan.waw.pl/PPC
- **Domain:** political/spoken
- **Language:** Polish (pl)
- **License:** `public-domain (official documents)`
- **Created (range):** 1991-01-01, 2019-12-31
- **Added:** 2026-06-15

## Licensing — traceable basis
Parliamentary proceedings are official documents outside copyright (PL art. 4 pr. aut.); PPC redistributed by IPI PAN under CC-BY-4.0.

## Provenance
Pulled from SpeakLeash's public redistribution (`speakleash-ds-pub`, key `PPC_corpus`) of the upstream source above. SpeakLeash credited as intermediate aggregator; upstream license/attribution preserved.

## Statistics
| documents | characters | tokens (tiktoken proxy) |
|---:|---:|---:|
| 324,622 | 4,492,746,014 | 1,646,835,986 |

## Filters applied (build_dynaword.py)
Minimal, per Dynaword guidelines (heavy filtering left to downstream use):
- drop documents < 200 chars: **583**
- drop non-Polish (diacritic ratio): **0**
- exact cross-source dedup (sha1): **18,592**
- OCR alpha-ratio < 0.70 (OCR sources only): **0**
- read 343,797 → kept 324,622

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