{"id":"S85047468","label":"Fatigue testing machines","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85047468","normalized_label":"fatigue testing machines","broader":["http://id.loc.gov/authorities/subjects/sh85134154"],"aliases":["Fatigue testing"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85047468","provider":"lcsh","revision":"8e1bcd6e63c65347","taxonomy_revision":"f050b5d4780b1289","title":"Fatigue testing machines","url":"/topics/S85047468","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549887683908731456","address_version":"morton4x16-v1","coordinates":[0,20,18146,45056],"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}