{"id":"S2007004696","label":"Columbine High School Massacre, Littleton, Colo., 1999","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007004696","normalized_label":"columbine high school massacre, littleton, colo., 1999","broader":["http://id.loc.gov/authorities/subjects/sh2007004956","http://id.loc.gov/authorities/subjects/sh2015002513"],"aliases":["Columbine High School Shootings, Littleton, Colo., 1999"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007004696","provider":"lcsh","revision":"96bfacc29a48c2e0","taxonomy_revision":"f050b5d4780b1289","title":"Columbine High School Massacre, Littleton, Colo., 1999","url":"/topics/S2007004696","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5224175595231273504","address_version":"morton4x16-v1","coordinates":[0,478,33240,24576],"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}