{"id":"S85061770","label":"Homology theory","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85061770","normalized_label":"homology theory","broader":["http://id.loc.gov/authorities/subjects/sh85003438"],"aliases":["Cohomology theory","Contrahomology theory"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85061770","provider":"lcsh","revision":"1f684c940f288391","taxonomy_revision":"f050b5d4780b1289","title":"Homology theory","url":"/topics/S85061770","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324404601904300608","address_version":"morton4x16-v1","coordinates":[0,20,18370,10240],"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}