{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Pyle%20Denver","controller":"Pyle Denver","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-10-28T17:55:37.504Z"},"count":1,"truncated":false,"mines":[{"mine_id":"0503497","mine_name":"Mad Jack No 1","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"CO","county_name":"San Miguel","controller_name":"Pyle Denver","operator_name":"Tri-Island Land & Cattle Company Inc","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/0503497"}]}