{"id":"S85003636-781","label":"Pennsylvania--Allegheny Portage Railroad National Historic Site","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85003636-781","normalized_label":"pennsylvania--allegheny portage railroad national historic site","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85003636-781","provider":"lcsh","revision":"a537e52869273900","taxonomy_revision":"f050b5d4780b1289","title":"Pennsylvania--Allegheny Portage Railroad National Historic Site","url":"/topics/S85003636-781","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090319947290283652","address_version":"morton4x16-v1","coordinates":[0,20,17461,54030],"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}