{"id":"S85053366","label":"Gas well drilling","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85053366","normalized_label":"gas well drilling","broader":["http://id.loc.gov/authorities/subjects/sh85015851"],"aliases":["Drilling, Gas well","Natural gas well drilling","Well drilling, Gas"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85053366","provider":"lcsh","revision":"fa77a0e30c455ce4","taxonomy_revision":"f050b5d4780b1289","title":"Gas well drilling","url":"/topics/S85053366","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090460392720844352","address_version":"morton4x16-v1","coordinates":[0,20,18238,55296],"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}