{"id":"S99001307","label":"Shale shakers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh99001307","normalized_label":"shale shakers","broader":["http://id.loc.gov/authorities/subjects/sh85120100","http://id.loc.gov/authorities/subjects/sh99001494"],"aliases":["Mud screens","Shakers, Shale","Vibrating screens"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh99001307","provider":"lcsh","revision":"9f5483e3f3c320b3","taxonomy_revision":"f050b5d4780b1289","title":"Shale shakers","url":"/topics/S99001307","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5225521645933971046","address_version":"morton4x16-v1","coordinates":[0,23,39567,27648],"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}