[out:xml][timeout:3600]; ( relation(269440)['wikidata'='Q1641979']; ); (._;>;); out meta qt;//['link to a disambiguation page']
[out:xml][timeout:3600]; ( node(3567076537)['wikidata'='Q32239528']['wikipedia'='de:Puschendorf']; relation(132384)['wikidata'='Q106066633']['wikipedia'='de:Jakobsweg']; relation(154579)['wikidata'='Q106066778']['wikipedia'='de:Jakobsweg']; way(83044394)['wikidata'='Q41365845']['wikipedia'='de:Liste der Baudenkmäler in Ammerndorf']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch']
[out:xml][timeout:3600]; ( node(6218615302)['operator:wikidata'='Q1152124']['operator:wikipedia'='de:Deutsche Bahn']; way(54442597)['operator:wikidata'='Q1662830']['operator:wikipedia'='de:Tennet Holding']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch - for operator prefixed tags']
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.