{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/by-controller?name=Nellmapios%20John","controller":"Nellmapios John","_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-09-16T21:11:29.093Z"},"count":1,"truncated":false,"mines":[{"mine_id":"2601985","mine_name":"Mar Joy Mill Sites","coal_metal_ind":"M","mine_type":"Facility","mine_status":"Abandoned","state":"NV","county_name":"Clark","controller_name":"Nellmapios John","operator_name":"Barnell Custom Mill","num_employees":null,"primary_canvass":"Metal","canonical_url":"https://api.ai-analytics.org/mine/2601985"}]}