[out:xml][timeout:3600]; ( node(150943911)['wikipedia'='en:Ricardo, California']; node(150981588)['wikipedia'='en:Cinco, California']; ); (._;>;); out meta qt;//['wikipedia tag links to 404']
[out:xml][timeout:3600]; ( node(5695535334)['brand:wikidata'='Q244457']['not:brand:wikidata'='Q244457']; relation(6066488)['brand:wikidata'='Q7315394']['not:brand:wikidata'='Q7315394']; ); (._;>;); out meta qt;//['wikipedia/wikidata type tag that is incorrect according to not:* tag']
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.