| Place tags |
| is_in:county | powiat nakielski |
| is_in:municipality | gmina Nakło nad Notecią |
| is_in:province | województwo kujawsko-pomorskie |
| name | Olszewka |
| place type | Villages |
| postal_code | 89-100 |
| teryt:rm | 01 |
| teryt:simc | 0092462 |
| teryt:stan_na | 2009-01-01 |
| teryt:updated_by | teryt2osm combine.py v. 43 |
| wikidata | Q7088638 |
| wikipedia | pl:Olszewka (powiat nakielski) |