OSM tag name=Petrikirche matches Petrikirche in these Wikidata fields:
| 14th-century churches in Germany | building=church, disused:amenity=place_of_worship, man_made=tower, amenity=place_of_worship |
| Lutheran churches converted from Roman Catholicism | building=church, disused:amenity=place_of_worship, man_made=tower, amenity=place_of_worship |
| Lutheran churches in Rostock | building=church, disused:amenity=place_of_worship, man_made=tower, amenity=place_of_worship |
| Rebuilt churches in Germany | building=church, disused:amenity=place_of_worship, man_made=tower, amenity=place_of_worship |
| Tourist attractions in Rostock | tourism=attraction, tourism=museum |