The wikidata item you mention only occurs once according to [taginfo][1].
I don't know how sensitive the wikipedia map tool is to invalid polygons, but there is a small chance the [touching rings][2] may be an issue.
[1]: https://taginfo.openstreetmap.org/search?q=Q75974931#valueshttps://taginfo.openstreetmap.org/search?q=Q75974931#values
[2]: http://tools.geofabrik.de/osmi/?view=areas&lon=115.70831&lat=-32.28016&zoom=14&opacity=0.43&overlays=ring_not_closed,touching_rings,role_should_be_inner,role_should_be_outer,inner_with_same_tags