[out:xml][timeout:3600]; ( node(832802096)['wikidata'='Q328282']; ); (._;>;); out meta qt;//['should use a secondary wikipedia tag - linking from wikidata tag to a brand']
[out:xml][timeout:3600]; ( relation(5696805)['wikidata'='Q1266295']['wikipedia'='de:Jäglitz']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch - wikipedia points to disambiguation page and wikidata does not']
JOSM Wikipedia plugin
Note to self: online version hosted at https://matkoniecz.github.io/OSM-wikipedia-tag-validator-reports, files are stored at https://github.com/matkoniecz/OSM-wikipedia-tag-validator-reports.