
I’m not able to extract article text from that URL because it points to an MP3 audio file, not an HTML page containing written article content.
The instructions you provided—title as H1, core article text, no headers/footers/navigation/ads, preserve language and tone—apply to a web page with textual content. An MP3 file is an audio recording and does not contain embedded article text that can be scraped in markdown form.
If you want, you can:
Czytaj cały artykuł u źródła — Polskie Radio PiK (Pomorza i Kujaw)