{"id":"S88007976","label":"Ring-opening polymerization","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88007976","normalized_label":"ring-opening polymerization","broader":["http://id.loc.gov/authorities/subjects/sh89001625"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88007976","provider":"lcsh","revision":"5208879fe7b4998e","taxonomy_revision":"f050b5d4780b1289","title":"Ring-opening polymerization","url":"/topics/S88007976","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14178528188745254400","address_version":"morton4x16-v1","coordinates":[0,20,64404,40960],"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}