OSM tag name=Demirkapı matches Demirkapı in these Wikidata fields:
| Istanbul metro stations | railway=halt, railway=station, railway=historic_station, railway=tram_stop, public_transport=stop_area, public_transport=station, building=train_station |
| Railway stations in Turkey opened in 1989 | site=station, public_transport=stop_area, railway=tram_stop, railway=facility, site=railway_station, public_transport=station, building=train_station, railway=halt, railway=station, railway=historic_station, type=site, site=railway |