Matches in DBpedia 2015-10 for { ?s ?p <http://dbpedia.org/resource/Category:Tunnel_warfare> }
- Czechoslovak_border_fortifications subject Category:Tunnel_warfare.
- Edgeworth_David subject Category:Tunnel_warfare.
- Festungsfront_Oder-Warthe-Bogen subject Category:Tunnel_warfare.
- Fort_Eben-Emael subject Category:Tunnel_warfare.
- George_Henry_Fowke subject Category:Tunnel_warfare.
- List_of_World_War_I_memorials_and_cemeteries_in_the_Somme subject Category:Tunnel_warfare.
- Maginot_Line subject Category:Tunnel_warfare.
- Mines_in_the_Battle_of_Messines_(1917) subject Category:Tunnel_warfare.
- Mines_on_the_first_day_of_the_Somme subject Category:Tunnel_warfare.
- Mining_(military) subject Category:Tunnel_warfare.
- New_Zealand_Tunnelling_Company subject Category:Tunnel_warfare.
- Oliver_Woodward subject Category:Tunnel_warfare.
- Palestinian_tunnel_warfare_in_the_Gaza_Strip subject Category:Tunnel_warfare.
- RE_Grave,_Railway_Wood subject Category:Tunnel_warfare.
- Regenwurmlager subject Category:Tunnel_warfare.
- Sam_Gloade subject Category:Tunnel_warfare.
- Second_Sino-Japanese_War subject Category:Tunnel_warfare.
- Sir_John_Norton-Griffiths,_1st_Baronet subject Category:Tunnel_warfare.
- Tunnel_rat subject Category:Tunnel_warfare.
- Tunnel_warfare subject Category:Tunnel_warfare.
- Tunnelling_companies_of_the_Royal_Engineers subject Category:Tunnel_warfare.
- William_Hackett subject Category:Tunnel_warfare.
- Category:Tunnel_warfare_in_World_War_I broader Category:Tunnel_warfare.