[out:xml][timeout:3600]; ( node(30348311)['wikipedia'='de:Rosow (Mescherin)']; ); (._;>;); out meta qt;//['wikipedia tag links to 404']
[out:xml][timeout:3600]; ( node(30347172)['wikidata'='Q32132471']['wikipedia'='de:Mescherin']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch']
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.