{"id":"S90005589","label":"Pavements, Concrete--Cracking","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90005589","normalized_label":"pavements, concrete--cracking","broader":["http://id.loc.gov/authorities/subjects/sh85051154"],"aliases":["Cracking of concrete pavements"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90005589","provider":"lcsh","revision":"196b21336545958e","taxonomy_revision":"f050b5d4780b1289","title":"Pavements, Concrete--Cracking","url":"/topics/S90005589","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"886096439078420998","address_version":"morton4x16-v1","coordinates":[0,21,30081,21504],"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}