This is the 11468th most frequent Russian word.
документально
"Documentally" or "based on documents."
Here, 'документально' describes the style or manner of presentation, indicating adherence to documentary sources or facts.
Фильм передает исторические события документально.
The film conveys historical events in a documentary style.
Here, 'документально' means 'documented', indicating that there is proof or record of the fact.
Этот факт документально подтвержден.
This fact is documented.
In this case, 'документально' refers to performing an action by means of documentation, emphasizing the formal process.