OSM tag operator=Dulwich College matches Dulwich College Preparatory School in these Wikidata fields:
Independent boys' schools in London | building=college, amenity=college, building=school, amenity=school, type=site, site=school |
Independent schools in the London Borough of Southwark | building=college, amenity=college, building=school, amenity=school, type=site, site=school |
Preparatory schools in London | building=college, amenity=college, building=school, amenity=school, type=site, site=school |