Simplify the following text for a Grade 11 native English-speaking person.
Original: ; ; ; also referred to as the Transcarpathian Oblast , Transcarpathia , Zakarpattya , or historically Subcarpathian Rus ) is an administrative oblast ( province ) located in western Ukraine .
Simplified: The oblast is also referred to as the Transcarpathian Oblast , Transcarpathia , Zakarpattya , or historically as Subcarpathian Rus .