Sent_en: 2fil The mine is owned by Massey Energy but operated by Performance Coal Company, a subsidiary of Massey, which is the fourth largest coal producer in the US.
Sent_yy: Ang minahan ay pagmamay-ari ng Massey Energy ngunit pinapatakbo ng Performance Coal Company, ang sangay ng Massey, na siyang ikaapat na pinakamalaking tagagawa ng karbon sa US.