OSM tag name=HM Prison Pentonville matches HM Prison Pentonville in these Wikidata fields:
Category B prisons in England | building=prison, amenity=prison, landuse=prison |
Category C prisons in England | building=prison, amenity=prison, landuse=prison |
Men's prisons | building=prison, amenity=prison, landuse=prison |
Prisons in London | building=prison, amenity=prison, landuse=prison |