{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/by-controller?name=Martha%20A%20Ward","controller":"Martha A Ward","_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":"2026-09-24T21:43:33.373Z"},"count":2,"truncated":false,"mines":[{"mine_id":"4609341","mine_name":"Witcher Creek Surface Mine","coal_metal_ind":"C","mine_type":"Surface","mine_status":"Active","state":"WV","county_name":"Kanawha","controller_name":"Martha A Ward","operator_name":"Silver Horse Services, LLC","num_employees":44,"primary_canvass":"Coal","canonical_url":"https://api.ai-analytics.org/mine/4609341"},{"mine_id":"4605472","mine_name":"Coalburg Dock","coal_metal_ind":"C","mine_type":"Facility","mine_status":"Temporarily Idled","state":"WV","county_name":"Kanawha","controller_name":"Martha A Ward","operator_name":"Silver Horse Services, LLC","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.ai-analytics.org/mine/4605472"}]}