{"id":"S96002557","label":"Asteroids--Collisions with Earth","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh96002557","normalized_label":"asteroids--collisions with earth","broader":["http://id.loc.gov/authorities/subjects/sh2001002960","http://id.loc.gov/authorities/subjects/sh85090214"],"aliases":["Collisions of asteroids with Earth","Earth (Planet)--Collisions with asteroids","Impact of asteroids with Earth"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh96002557","provider":"lcsh","revision":"8142593cee2ff5ba","taxonomy_revision":"f050b5d4780b1289","title":"Asteroids--Collisions with Earth","url":"/topics/S96002557","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14756053268304103012","address_version":"morton4x16-v1","coordinates":[0,22,58247,62464],"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}