About: http://dbpedia.org/resource/Category:Fortification

Property	Value
rdf:type	skos:Concept
rdfs:label	Fortification
skos:broader	dbpedia:Category:Land_warfare dbpedia:Category:Buildings_and_structures_by_type dbpedia:Category:Warfare_by_type dbpedia:Category:Military_engineering dbpedia:Category:Visitor_attractions
skos:prefLabel	Fortification
is skos:broader of	dbpedia:Category:World_War_I_defensive_lines dbpedia:Category:Brochs dbpedia:Category:Bunkers dbpedia:Category:Castles dbpedia:Category:City_walls dbpedia:Category:Fortification_stubs dbpedia:Category:Forts dbpedia:Category:Gates dbpedia:Category:Ottoman_fortifications dbpedia:Category:Siege_warfare dbpedia:Category:Walls dbpedia:Category:Fortifications_of_London dbpedia:Category:Medieval_defences dbpedia:Category:Walled_towns dbpedia:Category:Barbicans dbpedia:Category:Roman_fortifications dbpedia:Category:Separation_barriers dbpedia:Category:World_War_II_defensive_lines
is skos:subject of	dbpedia:Battlement dbpedia:Gun_turret dbpedia:Machicolation dbpedia:Defensive_wall dbpedia:Revetment dbpedia:Motte-and-bailey dbpedia:Iron_Belt dbpedia:Embrasure dbpedia:Pucará_de_Tilcara dbpedia:Wall_tower dbpedia:Cartagena,_Colombia dbpedia:Atlantic_Wall dbpedia:Star_fort dbpedia:Blockhouse dbpedia:Brest_Fortress dbpedia:Anastasian_Wall dbpedia:Trebuchet dbpedia:Cheval_de_frise dbpedia:Bourtange dbpedia:Breastwork_(fortification) dbpedia:Portcullis dbpedia:Flak_tower dbpedia:Hexamilion_wall dbpedia:Martello_tower dbpedia:Circular_rampart dbpedia:Saxon_Shore dbpedia:Slighting dbpedia:Gatehouse dbpedia:Wagon_fort dbpedia:Hill_fort dbpedia:Bagration_flèches dbpedia:Fortress_Study_Group dbpedia:Stronghold dbpedia:Blast_pen dbpedia:Mamelon_(fort) dbpedia:Camp_Hayden dbpedia:Retreat_(survivalism) dbpedia:Sangar_(fortification) dbpedia:Dùn_Anlaimh dbpedia:Coastal_Fortifications_of_the_United_States_of_America dbpedia:Contramure dbpedia:Counterscarp dbpedia:Crownworks dbpedia:Dawes_Point_Battery dbpedia:Illowra_Battery dbpedia:Fire_support_base dbpedia:Firing_points dbpedia:Ruthven_Barracks dbpedia:L-plan_castle dbpedia:Main_Line_of_Resistance dbpedia:Gate dbpedia:Moat dbpedia:Wire_obstacle dbpedia:Alcazaba_(Málaga) dbpedia:Keep dbpedia:Trench_warfare dbpedia:Rumelihisarı dbpedia:Siege dbpedia:Bar_Lev_Line dbpedia:Concentric_castle dbpedia:Murus_Gallicus dbpedia:Berm dbpedia:Dun dbpedia:Earthworks_(engineering) dbpedia:Fortified_house dbpedia:Sod dbpedia:Zanja_de_Alsina dbpedia:Dutch_Water_Line dbpedia:Kraal dbpedia:Ksar dbpedia:Tower_house dbpedia:Ammunition_Igloo dbpedia:Bare_Island_(New_South_Wales) dbpedia:Bastle_house dbpedia:Bawn dbpedia:Beehive_Casemate dbpedia:Coffer_(fortification) dbpedia:Breakwater_Battery dbpedia:Burh dbpedia:Lacolle_Mills_Blockhouse dbpedia:Redan dbpedia:Cavalier_(fortification) dbpedia:Cavin dbpedia:Chemise_(wall) dbpedia:Citadel_of_Besançon dbpedia:Concertina_wire dbpedia:Crémaillère dbpedia:Devil's_Dykes 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dbpedia:Réduit_national dbpedia:Saucisson dbpedia:Samnyeon_Sanseong_Fortress dbpedia:Sungbo's_Eredo dbpedia:Stone_City dbpedia:Stone_wall dbpedia:Swedish_coastal_artillery dbpedia:Trou_de_loup dbpedia:Zamość_Fortress dbpedia:Pucará dbpedia:Putlog_hole dbpedia:Qila dbpedia:Shell_scrape dbpedia:Steel_Point_Battery dbpedia:Sydney_Harbour_defences dbpedia:Toruń_Fortress dbpedia:Ricetto dbpedia:Ringwork dbpedia:XYZ_Line dbpedia:Signal_Hill_Battery dbpedia:Station_(frontier_defensive_structure)