{"id":"S85050919","label":"Fortification","description":"Here are entered general works on forts and fortification, including earthwork fortifications. Works on earthwork in engineering operations are entered under [Earthwork.] Works on prehistoric and early earthwork remains are entered under [Earthworks (Archaeology).]","source_url":"https://id.loc.gov/authorities/subjects/sh85050919","normalized_label":"fortification","broader":["http://id.loc.gov/authorities/subjects/sh85085194"],"aliases":["Fortification, Primitive","Forts"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85050919","provider":"lcsh","revision":"3925bb64c7fd625a","taxonomy_revision":"f050b5d4780b1289","title":"Fortification","url":"/topics/S85050919","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9514008436506247680","address_version":"morton4x16-v1","coordinates":[0,20,18200,39936],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}