{"id":"S2001002912","label":"Boronitride superconductors","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2001002912","normalized_label":"boronitride superconductors","broader":["http://id.loc.gov/authorities/subjects/sh85130585","http://id.loc.gov/authorities/subjects/sh86001350"],"aliases":["Boronitrides, Superconducting","Superconducting boronitrides"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2001002912","provider":"lcsh","revision":"ca83d4f4833d1f71","taxonomy_revision":"f050b5d4780b1289","title":"Boronitride superconductors","url":"/topics/S2001002912","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9224498239053637186","address_version":"morton4x16-v1","coordinates":[0,477,4998,32768],"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}