question: What is the name of its only electrified railway ?
answer: Ponferrada-Monforte de Lemos-Ourense-Vigo
turker_answer: Ponferrada-Monforte de Lemos-Ourense-Vigo is the name of its only electrified railway .
rule-based: The name of its only electrified railway is ponferrada-Monforte de Lemos-Ourense-Vigo .