Ferrobaires
The Unidad Ejecutora del Plan Ferroviario Provincial ( UEPFP ) ( in English: "Executive Unit of the Provincial Railway Plan" ) , mostly known for its trade name Ferrobaires , was a public railway company which operated extensive long-distance passenger trains throughout Buenos Aires Province in Argentina . 
<triplet> Buenos Aires Province <subj> Argentina <obj> country <triplet> Argentina <subj> Buenos Aires Province <obj> contains administrative territorial entity