{"id":"S85078862","label":"Lunar petrology","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85078862","normalized_label":"lunar petrology","broader":["http://id.loc.gov/authorities/subjects/sh85078856","http://id.loc.gov/authorities/subjects/sh85100472"],"aliases":["Lunar rocks","Moon rocks","Moon--Petrology"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85078862","provider":"lcsh","revision":"a54ce00faa0f2570","taxonomy_revision":"f050b5d4780b1289","title":"Lunar petrology","url":"/topics/S85078862","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326722080357893636","address_version":"morton4x16-v1","coordinates":[0,20,18637,14336],"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}