{"id":"S85070151","label":"Jet boat engines","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85070151","normalized_label":"jet boat engines","broader":["http://id.loc.gov/authorities/subjects/sh85070170","http://id.loc.gov/authorities/subjects/sh85070171","http://id.loc.gov/authorities/subjects/sh85087650"],"aliases":["Cone propulsion (Boats)","Hydraulic propulsion","Marine jet engines","Marine jet propellers","Marine jet propulsion","Water jet engines"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85070151","provider":"lcsh","revision":"f67f96d6e78a7ddc","taxonomy_revision":"f050b5d4780b1289","title":"Jet boat engines","url":"/topics/S85070151","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290702078358193668","address_version":"morton4x16-v1","coordinates":[0,20,18501,7168],"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}