{"id":"S85027415","label":"Coalbed methane drainage","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85027415","normalized_label":"coalbed methane drainage","broader":["http://id.loc.gov/authorities/subjects/sh85085532"],"aliases":["Coal degasification","Degasification of coal","Drainage, Coalbed methane","Methane drainage, Coalbed"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85027415","provider":"lcsh","revision":"090039ce2820e9a5","taxonomy_revision":"f050b5d4780b1289","title":"Coalbed methane drainage","url":"/topics/S85027415","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867096878154662404","address_version":"morton4x16-v1","coordinates":[0,20,17833,23552],"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}