There's a generator that's designed to keep the trains running even if everything else in the city goes down, but that's just for trains.
يه ژنراتور هستش براي اينکه اگه هر اتفاقي افتاد قطار بتونه به راهش ادامه بده حتي اگه برق کل شهر قطع بشه ولي فقط براي قطار هستش